Research Publications

Chronological list of all publications

  1. Peer reviewed Journal Publications

 

Prof Roelof Burger

Adesina, J.A., Piketh, S.J., Qhekwana, M., Burger, R.P. and Mkhatshwa, G., 2022: Assessment of criteria pollutants contributions from coal-fired plants and domestic solid fuel combustion at the South African industrial highveld. Cleaner Engineering and Technology, 6, 2666-7908, https://doi.org/10.1016/j.clet.2021.100358

Matandirotya, N.R. and Burger, R.P., 2021: Spatiotemporal variability of tropospheric NO2 over four megacities in Southern Africa: Implications for transboundary regional air pollution. Environmental Challenges, 5, 100271, https://doi.org/10.1016/j.envc.2021.100271

Walton, N.M., Piketh, S.J., van Zyl, P., Maenhaut, W., Burger, R.P., Language, B. and Formenti, P., 2021: Source apportionment of ambient fine and coarse aerosols in Embalenhle and Kinross, South Africa. Clean Air Journal, 31-2, 71-83, https://doi.org/10.17159/caj/2021/31/2.11980

Moreoane, L., Mukwevho, P. and Burger, R.P., 2021: The quality of the first and second Vaal Triangle Airshed Priority Area Air Quality Management Plans. Clean Air Journal, 31-2, 56-69, https://doi.org/10.17159/caj/2020/31/2.12178l

Lindeque, L.F., Burger, R.P. and S.J. Piketh, 2021: The health and economic benefits of reduced residential solid fuel burning on the South African Highveld. Atmosphere, 12-11, 1405-1420, https://doi.org/10.3390/atmos12111405

Wernecke, B., Burger, R.P., Language B., Wright, C.Y. and S.J. Piketh, 2021: Quantifying potential particulate matter intake dose in a low-income community in South Africa. Clean Air Journal, 31-2, 48-54, http://dx.doi.org/10.17159/caj/2021/31/2.9426

Kok, L., van Zyl, P.G., Beukes, J.P., Swarts, J., Burger, R.P., Ellis, S., Josipovic, M., Vakkari, V., Laakso, L. and M. Kulmala, 2021: Chemical composition of rain at a regional background site in the South African Highveld. Water SA, 47-3, 326-337, https://doi.org/10.17159/wsa/2021.v47.i3.11861

Maseko, B., Feig, G. and Burger, R.P., 2021: Estimating lightning NOx production over South Africa. South African Journal of Science, 117-9/10, 127-137, https://doi.org/10.17159/sajs.2021/8035

Moletsane, S.D., Adesina, J.A., Lindeque, F.A., Language, B., Nkosi, N.C., Burger, R.P., Mkhatswa, G. and S.J. Piketh, 2021: Intra-urban variability of PM 2.5 in a dense, low-income settlement on the South African Highveld. Clean Air Journal, 31-1, 28-36, https://doi.org/10.17159/caj/2021/31/1.9413

Wernecke, B., Wright, C.Y., Vande Hey, J., Piketh, S.J., Burger, R.P., Kunene, Z., Panchal, R., Millar, D., Oosthuizen, D.N., Batini, C., John, C., Guyatt, A.L., Packer, R.J., Tobin, M.D., Hansell, A., Gulliver, J., Cordell, R.L., Micklld, L.K., Ramsay, M., Gayenga, J., Gomez-Olive, F.X.,, Ngobeni, K., Baloyi, V. and Language, B., 2021: Opportunities for the application of low-cost sensors in epidemiological studies to advance evidence of air pollution impacts on human health. Clean Air Journal, 31-1, 14-17, https://doi.org/10.17159/caj/2021/31/1.11219

Weston, M., Temimi, M., Burger, R.P. and Piketh, S.J., 2021: A Fog Climatology at Abu Dhabi International Airport. Journal of Applied Meteorology and Climatology, 60, 223-236, https://doi.org/10.1175/JAMC-D-20-0168.1

Nkosi, N.C., Burger, R.P., Matandirotya, N.R., Pauw, C. and Piketh, S.J., 2021: Solid fuel use in electrified low-income residential areas in South Africa: The case of KwaDela, Mpumalanga. Journal of Energy in Southern Africa, 32, 58-67, http://dx.doi.org/10.17159/2413-3051/2021/v32i1a8086

Muyemeki, L., Burger, R.P., Piketh, S.J., Language, B, Beukes, J.P. and van Zyl, P.G. , 2021: Source apportionment of ambient PM10-2.5 and PM2.5 for the Vaal Triangle, South Africa. South African Journal of Science, 117-5/6, 72-83, https://doi.org/10.17159/sajs.2021/8617

Adesina, J.A., Piketh, S.J., Qhekwana, M., Burger, R.P., Language, B. and Mkhatshwa, G., 2020: Quantifying the effect of air quality offsets on household air pollution and thermal comfort on the South Africa Highveld. Clean Air Journal, 30-1, 23, https://doi.org/10.17159/caj/2020/30/1.828

Adesina, J.A., Piketh, S.J., Qhekwana, M., Burger, R.P., Language, B. and Mkhatshwa, G., 2019: Contrasting indoor and ambient particulate matter concentrations and thermal comfort in coal and non-coal burning households at South Africa Highveld. Science of the Total Environment 2020. Science of the Total Environment, 699, 134403, https://doi.org/10.1016/j.scitotenv.2019.134403

Muyemeki, L., Burger, R.P. and Piketh, S.J., 2020: Evaluating the potential of remote sensing imagery in mapping ground-level fine particulate matter (PM2.5) for the Vaal Triangle Priority Area. Clean Air Journal, 30-1, 34-40, https://doi.org/10.17159/caj/2020/30/1.8066

Belelie, M.D., Piketh, S.J., Burger, R.P., Venter, A.D, and Naidoo, M., 2019: Characterisation of ambient Total Gaseous Mercury concentrations over the South African Highveld. Atmospheric Pollution Research, 10, 12-23, https://doi.org/10.1016/j.apr.2018.06.001

Chidhindi, P., Belelie, M.D., Burger, R.P., Mkhatshwa, G., and Piketh, S.J., 2019: Assessing the impact of Eskom power plant emissions on ambient air quality over KwaZamokuhle. Clean Air Journal, 29-1, 29-37, https://doi.org/10.17159/2410-972X/2019/v29n1a2

Matandirotya, N.R., Cilliers, D.P., Burger, R.P., Language, B., Pauw, C., and Piketh, S.J., 2019: The potential for domestic thermal insulation retrofits on the South African Highveld. Clean Air Journal, 29-1, 21-28, https://doi.org/10.17159/2410-972X/2019/v29n1a1

Kollogne, D.E., Thompson, A.M., Josipovic, M., Tzortziou, M., Beukes, J.P., Burger, R.P., Martins, D.K., van Zyl, P.G., Vakkari, V., and Laukso, L., 2018: OMI Satellite and Ground-Based Pandora Observations and Their Application to Surface NO2 Estimations at Terrestrial and Marine Sites. Journal of Geophysical Research: Atmospheres, 123-2, 1441-1459, https://doi.org/10.1002/2017JD026518

Nkosi, N.C., Piketh, S.J., and R.P. Burger, 2018: Fine PM emission factors from residential burning of solid fuels using traditional cast-iron coal stoves. Clean Air Journal, 28-1, 35-41, https://doi.org/10.17159/2410-972X/2018/v28n1a10

Formenti, P., Piketh, S.J., Namwoonde, A.,Klopper, D., Burger, R.P.,Cazaunau, M , Feron, A.,Gaimoz, C., Broccardo, S., Walton, N., Desboeufs, K., Siour, G., Hanghome, M., Mafwila, S., Omoregie, E., Junkermann, W. and Maenhaut W., 2018: Three years of measurements of light-absorbing aerosols over coastal Namibia: seasonality, origin, and transport. Atmospheric Chemistry and Physics, 18, 17003-17016, https://doi.org/10.5194/acp-18-17003-2018

Muyemeki, L., Burger, R.P., Piketh, S.J., and Evans, S.W., 2017: Bird species richness and densities in relation to sulphur dioxide gradients and environmental variables. Ostrich , 88-3, 253-259, https://doi.org/10.2989/00306525.2017.1310144

Language, B., Piketh, S.J., Burger, R.P., 2016: Correcting respirable photometric particulate measurements using a gravimetric sampling method. Clean Air Journal, 26, 10-14, https://doi.org/10.17159/2410-972X/2016/v26n1a7

Pretorius, I., Piketh, S.J., and Burger, R.P., 2016: Emissions management and health exposure: should all power stations be treated equal?. Air Quality Atmosphere and Health, 10-4, 509-520, https://doi.org/10.1007/s11869-016-0444-x

Hersey, S.P., Garland, R.M., Crosbie, E., Shingler, T., Sorooshian, A., Armin, S., Piketh, S.J. and Burger, R.P., 2015: An overview of regional and local characteristics of aerosols in South Africa using satellite, ground, and modeling data. Atmospheric Chemistry and Physics, 15, 24701-24752, https://doi.org/10.5194/acp-15-4259-2015

Liebenberg, D., van Hamburg, H., Piketh, S.J., and Burger, R.P., 2015: Comparing the effect of modeled climatic variables on the distribution of African horse sickness in South Africa and Namibia. Journal of Vector Ecology, 40-2, 333-341, https://doi.org/10.1111/jvec.12172

Resmi, E., Malap, N., Kulkarni, J.R., Murugavel, P., Nair, S., Burger, R.P., and Prabha, T.V., 2015: Diurnal cycle of convection during the CAIPEEX 2011 experiment. Theoretical and Applied Climatology, 126, 351-367, https://doi.org/10.1007/s00704-015-1595-7

Pretorius, I., Piketh, S.J., Burger, R.P., and Neomagus, H.W.J.P., 2015: A perspective of South African coal fired power station emissions. Journal of Energy in Southern Africa, 26-3, 27-40, https://doi.org/10.17159/2413-3051/2015/v26i3a2127

Wernecke, B., Language, B., Piketh, S.J., and Burger, R.P., 2015: Indoor and outdoor particulate matter concentrations on the Mpumalanga highveld - A case study. Clean Air Journal, 25, 12-16, http://dx.doi.org/10.17159/2410-972X/2015/v25n2a1

Morwal, S.B., Narkhedkar, S.G., Padmakumari, B., Maheshkumar, R.S., Kothawale, D.R., Dani, K.K., Burger, R.P., Bruintjes, R.T., and Kulkarni, J.R., 2016: Cloud characteristics over the rain-shadow region of North Central peninsular India during monsoon withdrawal and post-withdrawal periods. Climate Dynamics, 46, 495-514, https://doi.org/10.1007/s00382-015-2595-0

Tessendorf, S.A., Bruintjes, R.T., Weeks, C., Wilson, J.W., Knight, C.A., Roberts, R.D., Peter, J.R., Collis, S., Buseck, P.R., Freyney, E.J., Dixon, M., Pocernich, M., Ikeda, K., Axisa, D., Nelson, E., May, P.T., Richter, H., Piketh, S.J., Burger, R.P., Wilson, L., Siems, S.T., Manton, M., Stone, R.C., Pepler, A., Collins, D.R., Bringi, V.N., Thurai, M., Turner, L. and McRae, D., 2012: The Queensland Cloud Seeding Research Program. Bulletin of the American Meteorological Society, 93, 75-90, https://doi.org/10.1175/BAMS-D-11-00060.1

Worobiec, A., Potgieter-Vermaak, S.S., Berghmans, P., Winkler, H., Burger, R.P., van Grieken, R.E.,, 2011: Air Particulate Emissions in Developing Countries: A Case Study in South Africa. Analytical Letters, 44, 1907-1924, .https://doi.org/10.1080/00032719.2010.539734

Kucera, P.A., Axisa, D, Burger, R.P., Collins, D.R., Li, R., Chapman, M., Posada, R., Krauss, T.W., Ghulam, A.S., 2010: Features of the weather modification assessment project in the southwest region of Saudi Arabia. Journal of Weather Modification, 42-1, 78-103

Reid, J.S, Piketh, S.J., Walker, A.L., Burger, R.P., Ross, K.E., Westphal, D.L., Bruintjes, R.T., Holben, B.N., Hsu, C., Jensen, T.L., Kahn, R.A., Kuciauskas, A.P., Al Mandoos, A., Al Mangoosh, A., Miller, S.D., Porter, J.N., Reid, E.A. and Tsay, S.C., 2008: An overview of UAE2 flight operations: Observations of summertime atmospheric thermodynamic and aerosol profiles of the southern Arabian Gulf. Journal of Geophysical Research: Atmospheres, 113, D14213, https://doi.org/10.1029/2007JD009435

Krauss, T.W., Sinkevich, A.A., Burger, R.P., Veremei, N.E., Dovgalyuk, Y.A. and Stepanenko, V.D., 2011: Investigation of the impact of dynamic factors on Cb cloud development in Saudi Arabia. Russian Meteorology and Hydrology, 36-10, 643-652, https://doi.org/10.3103/S1068373911100013

Terblanche, D.E., Mittermaier, M.P., Burger, R.P., de Waal, K.J. and Ncipha, X.G., 2005: The South African rainfall enhancement programme: 1997 - 2001. Water SA, 31-3, 291-298, https://doi.org/10.4314/wsa.v31i3.5218

Ross, K.E., Piketh, S.J., Bruintjes, R.T., Burger, R.P., Swap, R.J. and Annegarn, H.J., 2003: Spatial and seasonal variations in CCN distribution and the aerosol-CCN relationship over southern Africa. Journal of Geophysical Research: Atmospheres, 108-D13, 1-18, https://doi.org/10.1029/2002JD002384

Elias, T., Piketh, S.J., Burger, R.P. and Silva, A.M., 2003: Exploring the potential of combining column-integrated atmospheric polarization with airborne in situ size distribution measurements for the retrieval of an aerosol model: A case study of a biomass burning plume during SAFARI 2000. Journal of Geophysical Research: Atmospheres, 108-D13, 16-44, https://doi.org/10.1029/2002JD002426

Terblanche, D.E., Mittermaier, M.P., Piketh, S.J., Bruintjes, R.T. and Burger, R.P., 2000: The Aerosol Recirculation and Rainfall Experiment (ARREX): an initial study on aerosol-cloud interactions over South Africa. South African Journal of Science, 96-1, 15-21, https://hdl.handle.net/10520/AJA00382353_7715

Prof Stuart Piketh

Piketh, S.J., Annegarn, H.J. and Kneen, M.A., 1995, Composition of suspended particles in the eastern Transvaal, Clean Air Journal, 9, 3, 12-18.

Piketh, S.J., Annegarn, H.J. and Kneen, M.A., 1996:  Regional scale impacts of biomass burning emissions over southern Africa, in J.S. Levine (ed.), Biomass Burning and Global Change, Chapter 30, MIT Press.

Annegarn, H.J., Flanz, M., Kenntner, T., Kneen, M.A., Helas, G., and Piketh, S.J., 1996:  Airborne streaker sampling for PIXE analysis, Nuclear Instruments and Methods in Physics Research, B, 109/110, 548-550.

Freiman, M.T., D’Abreton, P. and Piketh, S.J., 1998: Regional airflow over the southern Drakensberg mountain of South Africa, South African Journal of Science, 94, 561-566.

Piketh, S.J., Annegarn, H.J. and Tyson P.D., 1999: Lower-tropospheric loadings over South Africa: the relative contributions of aeolian dust, industrial emissions and biomass burning, Journal Geophysical Research, 104, 1597-1607.

Piketh, S.J., Formenti, P., Annegarn, H.J. and Tyson, P.D., 1999b: Industrial aerosol characterisation at a remote site in South Africa, Nuclear Instruments and Methods in Physics Research B, 150, 350-355.

Formenti, P., Annegarn, H.J. and Piketh, S.J., 1998: Time-resolved aerosol monitoring in the urban centre of Soweto, Nuclear Instruments and Methods in Physics Research B, 136-138, 948-954.

Piketh, S.J., Swap, R.J., Anderson, C.A., Freiman, M.T., Zunckel, M. and Held, G., 1999: The Ben Macdhui High Altitude Trace Gas and Aerosol Transport Experiment, South African Journal of Science, 95, 35-43.

Piketh, S.J., Siddera-Haddad, E., Holmgren, K., and Tyson,, P.D., 1999:  Proton micro-probe analysis of a speleothem from South Africa, Nuclear Instruments and Methods in Physics Research B, 158, 606-611. (A 3); (B 3); (C 0.997)

Formenti, P., Piketh, S.J. and Annegarn, H.J., 1999: Detection of non-sea salt sulphate aerosol at a remote coastal site in South Africa: A PIXE study, Nuclear Instruments and Methods in Physics Research B, 150, 332-338.

Zunckel, M., Piketh, S.J. and Freiman, M.T., 1999: Dry deposition of sulphur at a high altitude background station in South Africa, Water Air and Soil Pollution, 115, 445-463.

Meter, S, Formenti, F., Piketh, S.J., Annegarn, H.J., and Kneen, M.A., 1999: PIXE investigation of aerosol composition over the Zambian copperbelt Nuclear Instruments and Methods in Physics Research B, 150, 433-438.

Gatebe, C.K., Tyson, P.D., Annegarn, H.J., Piketh, S.J. and Helas, G., 1999: A seasonal transport climatology for Kenya, Journal of Geophysical Research, 104, 14237-14244.

Holmgren, K., Karlen, K., Lauritzen, S.E., Lee-Thorp, J.A., Partridge, T.C., Piketh, S.J., Repinski, P., Stevenson, C., Svanered, O. and Tyson, P.D., 1999: A 3000-year high resolution stalagmite-based record of paleoclimate for north-eastern South Africa, Holocene, 9, 295-309.

Terblanche, D.E., Mittermaier, M.P., Piketh, S.J., Bruintjes, R.T. and Burger, R.F., 2000: The aerosol recirculation and rainfall experiment- ARREX: An initial study on aerosol-cloud interactions over South Africa, S Afr J Sci., 96, 15-21.

Piketh, S.J., Tyson, P.D., Steffan, W., 2000: Aeolian transport from southern Africa and iron fertilisation of marine biota in the south Indian Ocean, S Afr J Sci., 96, 244-246.

Kirkman, G., Piketh, S.J., Andreae, M.O, Annegarn, H.J. and Helas, G., 2000: Distribution of aerosols, ozone and carbon monoxide over southern Africa, South African Journal of Science, 96, 423-431.

Ross, K.E., Piketh, S.J., Swap R.J. and Stauber, R., 2001: Controls Governing Airflow over the South African Lowveld, South African Journal of Science, 97, 29-40.

Gatebe, C.K., Tyson, P.D., Annegarn, H.J., Helas, G., Kinyua, A.M., Piketh, S.J., 2001:  Characterisation and transport of aerosols over equatorial eastern Africa, Global Biogeochemical Cycles, 15, 3, 663-672.

Formenti, P., Winkler, H., Fourie, P., Piketh, S.J., Makgopa, B., Helas, G. and Andreae, M.O., 2002: Aerosol optical depth over a remote semi-arid region of South Africa from spectral measurements of the daytime solar extinction and the night-time stellar extinction, Atmospheric Research, 62, 11-32.

Swap, R.J., Annegarn, H.J., Suttles, J.T., Haywood, J., Helmlinger, M., Hely, C., Hobbs, P.V., Holben, B.N., Ji, J., King, M., Landmann, T., Maenhaut, W., Otter, L., Pak, B., Piketh, S.J., Platnick, S., Privette, J., Roy, D., Thompson, A.M., Ward, D., Yokelson, R. (2002) The Southern African Regional Science Initiative (SAFARI 2000):  Dry-Season Field Campaign: An Overview, S Afr J Sci., 98, 125-130.

Piketh, S.J., Swap, R.J., Maenhaut, W., Annegarn, H.J., Formenti, P. (2003) Chemical evidence of long-range atmospheric transport over southern Africa, Journal of Geophysical Research, 107, D24,4817, ACH7-1 – 7-13.

Queface, A., Piketh, S.J., Annegarn, H.J., Holben, B., Uthui, R. (2003) Retrieval of aerosol optical thickness and size distribution from Cimel sun photometer over Inhaca Island, Mozambique, Journal of Geophysical Research, 108, D13, SAF45-1 – SAF45-9.

Ross, K.E., Piketh, S.J., Bruintjes, R.T., Burger, R.P., Swap, R.J., Annegarn, H.J. (2003) Spatial and seasonal variations in the distribution of cloud condensation nuclei and the aerosol-cloud condensation nuclei relationship over southern Africa, Journal of Geophysical Research, 108, D13, SAF17-1-SAF17-18.

Eck, T., Holben, B.N., Ward, D.E., Mukelabai, M.M., Dubovik, O., Smirnov, A., Schsafer, J.S., Hsu, N.C., Piketh, S.J., Queface, A., Le Roux, J., Swap, R.J. and Sluster, I., (2003) Variability of biomass burning aerosol optical characteristics in southern Africa during the SAFARI 2000 dry season campaign and a comparison of single scattering albedo estimates, Journal of Geophysical Research, 108, D13, SAF13-1-SAF13-20.

McMillan, W.W., McCourt, M.L., Revercomb, H.E., Knuteson, R.O., Christian, T.J., Doddridge, B.G., Hobbs, P.V., Lukovich, J.V., Novelli, P.C., Piketh, S.J., Sparling, L., Stein, D., Swap, R.J., Yokelson, R.J. (2003) Tropospheric carbon monoxide measurements from the scanning high-resolution interferometer sounder on September 7, 2000 in southern Africa during SAFARI-2000, Journal of Geophysical Research, 108, D13, SAF28-1-SAF28-13.

Elias, T., Piketh, S.J., Burger, R., Silva, A.M. (2003) Evidence of an absorbing fraction of the accumulation mode by ground-based columnar and airborne in situ optical measurements, Journal of Geophysical Research, 108, D13, SAF44-1-SAF44-16.

Campbell, J.R., Welton, E.J., Spinhirne, J.D., Ji, Q., Tsay, S., Piketh, S.J., Barenbrug, M., Holben, B.N. (2003) Lidar observations of tropospheric aerosols over north-eastern South Africa during the ARREX and SAFARI-2000 Dry Season Experiments, Journal of Geophysical Research, 108, D13, SAF33-1-SAF33-19.

Freiman, M.T. and Piketh, S.J. (2003) Air Transport Into And Out of The Industrial Highveld Region of South Africa, Journal of Applied Meteorology,42, 994-1002.

Swap, R.J., Szuba, T.A., Garstang, M., Annegarn, H.J., Marufu, L. and Piketh, S.J., 2003:  Spatial and temporal assessment of sources contributing to the annual austral spring mid-troposphere ozone maxima over the tropical South Atlantic, Global Change Biology, 9, 336-345.

Stein, D.C, Swap, R.J., Macko, S.A., Piketh, S.J., Doddridge, B. and Bruintjes, R., 2003: Preliminary results of dry-season trace gas and aerosol measurements over the Kalahari region during SAFARI-2000, Journal of Arid Environments, 54, 371-379.

Piketh, S.J. and Walton, N., 2004: Characteristics of atmospheric transport of air pollution for Africa, Chapter 7, in Stohl, A., (ed.), The Handbook of Environmental Chemistry, V 4/G, Intercontinental Transport of Air Pollution, Springer, 173-196.

Tlhalerwa, K., Freiman, M.T. and Piketh, S.J., 2005: Aerosol Deposition off the Southern African West Coats by Berg Winds, South African Journal of Science, 87 (2), 152-161.

Mdluli T., Piketh SJ., Igbafe A., 2005: Assessment of indoor respirable particulate matter (PM7) in township houses with coal-fired stoves at Kwaguqua (Witbank)., Quarterly Journal of the National Electricity Regulator, pp 11-24.

Igbafe, A.I., Jewell, L.L., Piketh, S.J. and Dlamini, T.S., 2006: A winter impact of dilution on transformation rate in the planetary boundary layer, Journal of Environmental Informatics, 8(1), 34-48.

Reason, C.J.C., Engelbrecht, F., Landman, W.A., Lutjeharms, J.R.E., Piketh, S.J., Rautenbach, C.J. de W. and Hewitson, B.C., 2006:  A review of South African research omn atmospheric science and physical oceanography during 2000-2005, S Afr J Sci., 102, 35-45.

Ross, K, Broccardo, S., Heue, K., Ferguson, K. and Piketh, S., 2007:  Nitrogen Oxides on the South African Highveld, Clean Air Journal, 16 (2), DOI:10.17159/caj/2007/16/2.7166.

Igbafe. A.I., Jewell, .L.L., Piketh, S.J., 2008: Thermochemical Analysis of Sulphur Compounds: Implications for Atmospheric Sulphur Oxidation, Research Journal of Applied Sciences, 3 (5), 393-405.

Heue, K.P., Wagner, T., Broccardo, S., Walter, D., Piketh, S.J., Ross, K., and Platt, U., 2008: Direct observation of two dimensional trace gas distribution with an airborne Imaging DOAS instrument, Atmospheric Chemistry and Physics, 8, 6707-6717.

Jeffrey S. Reid, J.S., Reid, E.A., Walker, A.,Cliff, S., Mandoos, A., Tsay, S., and Eck, T.F., 2008: Dynamics of Southwest  Piketh, S.J., Asian Dust Particle Size Characteristics with Implications for Global Dust Research, Journal of Geophysical Research, D14212, DOI: 10.1029/2007JD009752.

Reid, J.S., Piketh, S.J., Westphal, D.L., Burger, R.P., Ross, K.E., Walker, A.L., Bruintjes, R.T., Holben, B.N., Hsu, C., Jensen, T.L., Kahn, R.A., Kuciauskas, A.P., Mandoos, A., Mangoosh, A., Miller, S.D., Porter, J.N., Tsay, S., 2008: An overview of UAE2 flight operations: Observations of summertime atmospheric thermodynamic and aerosol profiles of the southern Arabian Gulf, Journal of Geophysical Research, 113 D14213, DOI:10.1029/2007JD009435.

Igbafe A.I., and Piketh, S.J., 2009: Variations in the Order of Reaction: An Implication on Atmospheric Diffusion with transformation and Deposition of SO2 in Smoke Plumes, Environmental Research Journal, 3 (1), 4-13, ISSN:1994-5396.

Josipovic, M., Annegarn, H.J., Kneen, M.A., Pienaar, J.J. and Piketh, S.J., 2009: Concentrations, distributions and critical levels exceedance assessment of SO2, NO2 and O3 in South Africa, Environmental Monitoring and Assessment, DOI 10.1007/s10661-009-1270-5.

Smirnov, A., Holben, B.N., Slutsker, I., Giles, D.M.,  McClain, C.R., Eck, T.F., Sakerin, S.M.,  Macke, A., Croot, P., Zibordi, G., Quinn, P.K., Sciare, J., Kinne, S., Harvey, M., Smyth, T.J., Piketh, S.J., Zielinski, T., Proshutinsky, A., Goes, J.I., Nelson, N.B., Larouche, P., Radionov, V.F., Goloub, P., Krishna Moorthy, K., Matarrese, R., Robertson, E.J., Jourdin, F., 2009: Maritime Aerosol Network as a component of Aerosol Robotic Network, Journal of Geophysical Research, 114, D06204, doi:10.1029/2008JD011257.

Collett K.S., Piketh S.J. and Ross K.E., 2010: The Atmospheric Nitrogen Budget over the South African Highveld, S Afr J Sci., 106(5/6), DOI: 10.4102/sajs.v106i5/6.220.

Wilson, D.I., Piketh, S.J., Smirnov, A. Holben, B.N. and  Kuyper, B., 2011: Aerosol Optical Properties over the South Atlantic and Southern Ocean during the 140th cruise of the M/V S.A. Agulhas, Atmospheric Research, 98 (s2–4):285–296. DOI: 10.1016/j.atmosres.2010.07.007

Josipovic M., Annegarn H.J., Kneen M.A., Pienaar J.J., Piketh S.J., 2011:  Atmospheric dry and wet deposition of sulphur and nitrogen species and assessment of critical loads of acidic deposition exceedance in South Africa. S Afr J Sci.,  2011;107(3/4), DOI: 10.4102/sajs.v107i3/4.478

Queface, A.J., Piketh, S.J., Eck, T.F., Tsay, S. and Mavume, A.F., 2011: Climatology of aerosol optical properties in Southern Africa, Atmospheric Environment, 45, 2910-2921.

Radke, B., Wasik, A., Jewell, L.L., Piketh, S.J., Pączek, U., Gałuszka, A., and Namieśnik, J., 2012. Seasonal changes in organotin compounds in water and sediment samples from the semi-closed Port of Gdynia, Science of the Total Environment, 441C:57-66.

Sitha, S., Jewell, L.L., Piketh, S.J., Fourie, G., 2011:  A quantum chemical calculation of the potential energy surface in the formation of HOSO2 from OH þ SO2, Atmospheric Environment, 45, 745-754

Laakso, L., Vakkari,V., Virkkula, A., Laakso, H., Backman, J., Kulmala, M.m Beukes, J. P., van Zyl, P. G., Tiitta, P., Josipovic, M., Pienaar, J. J. , Chiloane, K., Gilardoni, S., Vignati, E., Wiedensohler, A., Tuch, T., Birmili, W., Piketh, S.J., Collett, K.,  Fourie, G.D., Komppula, M., Lihavainen, H., de Leeuw, G., and Kerminen, V.M., 2012: South African EUCAARI measurements: seasonal variation of trace gases and aerosol optical properties, Atmos. Chem. Phys., 12, 1847–1864.

Radke, B., Jewell, L., Piketh, S.J., and Namieśnik, J., 2012:The arsenic warfare agents- production, use and destruction. Critical Reviews in Environmental Science and Technology, 44, 14, 1525-1576.

Radke B., Piketh S., 2013. Temporal variation of total gaseous mercury content in air samples from Mpumalanga region, Republic of South Africa. in:  L. Falkowska  (ed). Rtęć a środowisku. Identyfikacja zagrożeń dla zdrowia człowieka. Wydawnictwo Uniwersytetu Gdańskiego, Gdańsk pp.  39-46.

Eck, T. F., B. N. Holben, J. S. Reid, M. M. Mukelabai, S. J. Piketh, O. Torres, H. T. Jethva, E. J. Hyer, D. E. Ward, O. Dubovik, A. Sinyuk, J. S. Schafer, D. M. Giles, M. Sorokin, A. Smirnov and I. Slutsker   ( 2013),  A seasonal trend of single scattering albedo in southern African biomass-burning particles: Implications for satellite products and estimates of emissions for the world's largest biomass-burning source,  J. Geophys. Res. Atmos. 118, DOI:10.1002/jgrd.50500.

Balashov, N. Thompson, A.M., Piketh, S.J., Langerman, K.E., 2014: Surface Ozone Variability and Trends over the South African Highveld from 1990 to 2007, J. Geophys. Res. Atmos.,119, DOI:10.1002/2013JD020555.

Radke, B., Piketh, S., Wasik, A., Namieśnik, J., Dembska, G., Bolałek, J., 2013:  Aspects of pollution in Gdansk and Gdynia harbours at the coastal zone of the South Baltic Sea. The International Journal on Marine Navigation and Safety of Sea Transportation, 7 (1), 11-18.

Piketh, S.J., Vogel, C., Dunsmore, S., Culwick, C., Engelbrecht, F., and Akoon ,I. , 2013:  Climate Change and Urban development in southern Africa: Business as usual or business unusual?, Water SA, Vol 40 No. 4, 749-758.

Backman, J., A. Virkkula, V. Vakkari, J. P. Beukes, P. Van Zyl, M. Josipovic, S.J. Piketh, P. Tiitta, K. Chiloane, T. Petäjä, M. Kulmala, and L. Laakso, 2014:  Differences in aerosol absorption Ångström exponents between correction algorithms for particle soot absorption photometer measured on South African Highveld, Atmospheric Measurement Techniques, 7, 9733-9769.

Hersey, S.P., R. M. Garland, E. Crosbie, T. Shingler, A. Sorooshian, S.J. Piketh, and R.P. Burger, 2014:  An overview of regional and local characteristics of aerosols in South Africa using satellite, ground, and modeling data, Atmos. Chem. Phys. Discuss, 14, 24701-24752.

Sundström,A.M., A. Nikandrova, K. Atlaskina, T. Nieminen, V. Vakkari, L. Laakso, J. P. Beukes, A. Arola, P. G. van Zyl, M. Josipovic, A. D. Venter, K. Jaars, J. J. Pienaar, S. Piketh, A. Wiedensohler5, E. K. Chiloane, G. de Leeuw, and M. Kulmala, 2014:  Characterization of satellite based proxies for estimating nucleation mode particles over South Africa, Atmos. Chem. Phys., 15, 4983–4996, 2015 www.atmos-chem-phys.net/15/4983/2015/doi:10.5194/acp-15-4983-2015.

E. Giannakaki, A. Pfüller, K. Korhonen, T. Mielonen, L. Laakso, V. Vakkari, H. Baars, R. Engelmann, J. P. Beukes, P. G. Van Zyl, M. Josipovic, P. Tiitta, K. Chiloane, G. D. Fourie, S. Piketh, H. Lihavainen, K.E.J. Lehtinenand M. Komppula, 2014:  One year of Raman lidar observations of free tropospheric aerosol layers over South Africa, Atmos. Chem. Phys. Discuss, 15, 5429–5442.

C. Tomasi, A. A. Kokhanovsky, A. Lupi, C., Ritter, A. Smirnov, N. T. O’Neill, R.S. Stone, B.N. Holben, S. Nyeki, C. Wehrli, A. Stohl, M. Mazzola, C. Lanconelli, V. Vitale, K., Stebel, V., Aaltonen, G., de Leeuw, E., Rodriguez, A.B., Herber, V.F., Radionov, T., Zielinski, T. Petelski, S.M, Sakerin, D.M. Kabanov, Y. Xue, L. Mei, L. Istomina, R. Wagener, B. McArthur, P.S. Sobolewski, R. Kivi, Y. Courcoux, P. Larouche, S. Broccardo and S.J. Piketh, 2014: Aerosol remote sensing in Polar regions, Earth Science Reviews, 140, 108-157.

M., Tongwane, S.J., Piketh, L., Stevens, T., Ramotubei, 2014:  Greenhouse gas emissions from road transport in South Africa and Lesotho between 2000 and 2009, Transportation Research Part D: Transport and Environment, 37, 1-13.

Pretorius, I., S.J. Piketh, R.P. Burger and H.W.J.P. Neomagus, 2015:  A perspective of South African coal fired power station emissions power plant emissions, South African Journal of Energy, 26 (3), 27-40.

Pretorius, I., S.J. Piketh and R. P. Burger, 2015. The impact of the South African energy crisis on emissions. WIT Transactions on Ecology and The Environment, 198, ISSN 1743-3541

Liebenberg, D., van Hamburg, H., Piketh, S.J., Burger, R.P., 2015: Comparing the effect of climatic variables on the distribution of African horse sickness in South Africa and Namibia, 40(2), Journal of Vector Ecology, 333-41. DOI:10.1111/jvec.12172.

Wernecke, B., Language, B., Piketh, S.J., Burger, R.P., Indoor and outdoor particulate matter concentrations on the Mpumalanga highveld – A case study, Clean Air Journal, 25(2), http://dx.doi.org/10.17159/2410-972X/2015/v25n2a1.

Adesins A.J. Kumar, K.R., Sivakumar, V and Piketh S.J., 2016: Intercomparison and assessment of Long-term (2004-2013) multiple satellite aerosols products over two contrsting sites in South AFriuca, Journal of Atmospheric and Solar-Terrestrial Physics, 148, 82–95.

Liebenberg, D., Piketh, S., Labuschagne, K., Venter, G., Greyling, T., Mienie, C., de Waal, T., and van Hamburg, H., 2016: Culicoides species composition and environmental factors influencing African horse sickness distribution at three sites in Namibia, Acta Tropica, 163, 70-79.

Liebenberg, D., Piketh, S. and van Hamburg, H., 2016: A web-based survey of horse owners’ perceptions and network analysis of horse movements relating to African horse sickness distribution in Namibia and South Africa, Acta Tropica, 158, 201-207.

Zuidema, P., Redemann,  J., Haywood, J., Wood, R., Piketh, S., Hipondoka, M. and Formenti, P., 2016: Smoke and Clouds above the Southeast Atlantic, Upcoming Field Campaigns Probe Absorbing Aerosol’s Impact on Climate, Bulletin of the American Meteorological Society, doi/pdf/10.1175/BAMS-D-15-00082.1.

Language, B., Piketh, S. J. and Burger, R. P. (2016) ‘Correcting respirable photometric particulate measurements using a gravimetric sampling method’, Clean Air Journal, 26(1), pp. 10–14, ISSN 2410-972X.

Language, B., Piketh, S. J., Wernecke, B. and Burger, R. P. (2016) ‘Household Air Pollution in South African Low-Income Settlements: A Case Study’, WIT Transactions on Ecology and the Environment, 207, pp. 227-236. (ISBN: 978-1-78466-129-8).

Di Biagio, C., Formenti, P., Balkanski, Y., Caponi, L., Cazaunau, M., Pangui, E., Journet, E., Nowak, S., Caquineau, S., Andreae, M. O., Kandler, K., Saeed, T., Piketh, S., Seibert, D., Williams, E., and Doussin, J.-F., 2016: Global scale variability of the mineral dust longwave refractive index: a new dataset of in situ measurements for climate modelling and remote sensing, Atmos. Chem. Phys., DOI:10.5194/acp-2016-616.

Stevens, L.B., Henri, A.J., van Nierop, M.A., van Staden, E., Lodder, J. and Piketh, S.J., 2016, Towards the development of a GHG emissions baseline for the Agriculture, Forestry and Other Land Use (AFOLU) sector, South Africa, Clean Air Journal, 26 (2): 34-38, DOI: 10.17159/2410-972X/2016/v26n2a11.

Lodder, J., van Nierop, M.A., van Staden, E. and Piketh, S.J., 2016, Characterising the impact of rainfall on dustfall rates, Clean Air Journal, 26 (2): 28-33.

Kakua, K.C., Reid J.S., Reid, E.A., Ross-Langerman, K., Piketh, S.J., Cliffe, S., Mandoos, A., Broccardo, S. , Zhaoe, Y., Zhangg,J., Perry, K.D., 2016: Investigation of the relative fine and coarse mode aerosol loadings and properties in the Southern Arabian Gulf Region, Atmospheric Research, 169 (A), 171-182

Caponi, L., Formenti, P., Massabo', D., Di Biagio, C., Cazaunau, M., Pangui, E., Chevaillier, S., Landrot, G., Andreae, M.O., Kandler, K., Piketh, S., Saeed, T., Siebert, D., Williams, E., Balkanski, Y., Prati, P., and Doussin, J., 2017: Spectral- and size-resolved mass absorption efficiency of mineral dust aerosols in the shortwave: a simulation chamber study, Atmos. Chem. Phys., acp-2017-5, doi:10.5194/acp-2017-5.

Broccardo, S., Heue, K., Walter, D., Meyer, C., Kokhanovsky, A., v.d. A, R., Piketh, S., Langermann, K., Platt, U., 2017:  Intra-pixel variability in satellite tropospheric NO2 column densities derived from simultaneous spaceborne and airborne observations, Atmospheric Measurement Techniques, amt-2016-366.

Kühn, T., Bunt, J.R., Neomagus, H.W.J.P., Piketh, S.J., Everson, R.C., Coetzee, S., 2017: Coal-derived low smoke fuel assessment through coal stove combustion testing., Journal of Analytical and Applied Pyrolysis, http//dx.doi.org/10.1016/j.jaap.2017.06.012

Adesina, A.J., Piketh, S., Kanike, R.K., Venkataraman, S., 2017: Characteristics of columnar aerosol optical and microphysical properties retrieved from the sun photometer and its impact on radiative forcing over Skukuza (South Africa) during 1999–2010, Environ Sci Pollut Res, DOI:10.1007/s11356-017-9211-2.

Muyemeki, L., Burger, R., Piketh, S.J., Evans, S.W., 2017. Bird species richness and densities in relation to sulphur dioxide gradients and environmental variables. Journal of African Ornithology, 8 (3), pg 253-259, DOI: 10.2989/00306525.2017.1310144.

Holben, B.N, Kim, J.,  Sano, I., Mukai, S.,  Eck, T. F., Giles, D. M., Schafer, J. S., Sinyuk, A., Slutsker, I., Smirnov, A., Sorokin, M., Anderson, B.E., Che, H., Choi, M.,  Crawford, J.E., Ferrare, R.A., Knox, N., Maring, H., Garay, M.J., Jeong, U., Kim, M., Kim, W., Li, W., Lim, H.S., Nakata, M., Pickering, K.E., Piketh, S., Redemann, J., Reid, J.S., Salinas, S., Seo, S., Tan, F., Tripathi, S.N., Toon, O.B., Xiao, Q., 2017. An overview of meso-scale aerosol processes, comparison and validation studies from DRAGON networks, Atmos. Chem. Phys., 18, 655–671, 2018, https://doi.org/10.5194/acp-18-655-2018.

Kapwata, T., Language, B., Piketh, S., Wright, C.Y. 2018: Variation of Indoor Particulate Matter Concentrations and Association with Indoor/Outdoor Temperature: A Case Study in Rural Limpopo, South Africa,  Atmosphere, 9(4), 124, https://doi.org/10.3390/atmos9040124.

Nkosi, N.C., Piketh, S.J., and Burger, R.P., 2018. Fine PM emission factors from residential burning of solid fuels using traditional cast-iron coal stoves, Clean Air Journal, http://dx.doi.org/10.17159/2410-972X/2017/v27n2a7.

Formenti, P., Piketh, S.J., Namwoonde, A., Klopper, D., Burger, R., Cazaunau, M., Feron, A., Gaimoz, C., Broccardo, S., Walton, N., Desboeufs, K., Siour, G., Hanghome, M., Mafwila, S., Omoregie, E., Junkermann, W., and Maenhaut, W., 2018:  Three years of measurements of light-absorbing aerosols over coastal Namibia: seasonality, origin, and transport, Atmos. Chem. Phys., 18, 17003–17016, 2018, https://doi.org/10.5194/acp-18-17003-2018.

Belelie, M.D., Piketh, S.J., Burger, R.P., Venter, A.D., Naidoo, M., 2019. Characterisation of ambient Total Gaseous Mercury concentrations over the South African Highveld. Atmospheric Pollution Research, 10 (1), pp 12-23, DOI:10.1016/j.apr.2018.06.001.

Chidhindi, P., Belelie, M.D., Burger, R.P., Mkhatshwa, G. and Piketh, S.J., 2019: Assessing the application of AERMOD in modelling tall stack emissions on the Highveld, Clean Air Journal, https://doi.org/10.17159/2410-972X/2019/v29n1a2.

Adesina, J.A., Piketh, S.J., Qhekwana, M., Burger, R., Language, B. and Mkhatshwa, G., 2019:  Contratsting indoor and ambient particulate matter concentrations and thermal comfort in coal and non-coal burning housholds at South Africa Highveld, Science of the Total Environment, 699, https://doi.org/10.1016/j.scitotenv.2019.134403.

Di Biagio, C., Formenti, P., Balkanski, Y., Caponi, L., Cazaunau, M., Pangui, E., Journet, E., Nowak, S., Andreae, M.O, Kandler, K., Saeed, Y., Piketh, S., Seibert, D., Williams, E. and Doussin, J., 2019: Complex refractive indices and single scattering albedo of global dust aerosols in the shortwave spectrum and relationship to iron content and size, Atmos. Chem. Phys., 19, 15503–15531, 2019, doi.org/10.5194/acp-19-15503-2019.

Formenti, P., D’Anna, B., Flamant, C., Mallet, M., Piketh, S.J., Schepanski, K., Waquet, F., Auriol, F., Brogniez, G., Burnet, F., Chaboureau, J., Chauvigné, A., Chazette, P., Denjean, C., Desbsboeufsfs, K., Doussssin, J., Elguindi, N., Feuerstein, S., Gaetani, M., Giorio, C., Klopper, D., Mallet, M.D., Nabat, P., Monod,  A., Solmon, F., Namwoonde, A., Chikwililwa, C., Mushi, R., Welton, E.J. and Holben, B., 2019: The aerosols, radiation and clouds in southern Africa field campaign in Namibia, Overview, Illustrative Observations, and Way Forward, Bulletin of the American Meteorological Society, pp. 1277-1298, DOI:10.1175/BAMS-D-17-0278.1

Matandirotya, N., Cilliers, D.P., Burger, R.P., Language, B., Pauw C. and Piketh, S.J., 2019:  The potential for domestic thermal insulation retrofits on the South African Highveld, Clean Air Journal, https://doi.org/10.17159/2410-972X/2019/v29n1a1

LeBlanc, S. E., Redemann, J., Flynn, C., Pistone, K., Kacenelenbogen, M., Segal-Rosenheimer, M., Shinozuka, Y., Dunagan, S., Dahlgren, R. P., Meyer, K., Podolske, J., Howell, S. G., Freitag, S., Small-Griswold, J., Holben, B., Diamond, M., Wood, R., Formenti, P., Piketh, S., Maggs-Kölling, G., Gerber, M. and Namwoonde, A., 2020: Above-cloud aerosol optical depth from airborne observations in the southeast Atlantic, Atmos. Chem. Phys., 20, 1565–1590, https://doi.org/10.5194/acp-20-1565-2020.

Bègue, N., Shikwambana, L., Bencherif, H., Pallotta, J., Sivakumar, V., Wolfram, E., Mbatha, N., Orte, F., Du Preez, D.J., Ranaivombola, M., Piketh, S., and Formenti, P., 2020:  Statistical analysis of the long-range transport of the 2015 Calbuco, Ann. Geophys., 38, 395–420, https://doi.org/10.5194/angeo-38-395-2020.

McGill, M.J., Swap, R.J., Yorks, J.E., Selmer, P.A., Piketh, S.J., 2020: Observation and quantification of aerosol outflow from southern Africa using spaceborne lidar. South African Journal of Science, 116(3/4), Art. #6398, 6 pages. https://doi.org/10.17159/sajs.2020/6398.

Muyemeki, L., Burger, R.,  and Piketh, S.J., 2020: Evaluating the potential of remote sensing  imagery in mapping ground-level fine particulate matter (PM2.5) for the Vaal Triangle Priority Area, Clean Air Journal, 30 (1), 1-7, https://doi.org/10.17159/caj/2020/30/1.8066

Sumbane-Prinsloo, L., Bunt, J., Matjie, R., Piketh, S., Neomagus, H., Waanders, F., 2020:  The effect of particle size on the pollution reduction potential of a South African coal-derived low-smoke fuel, Energy Geoscience, 1, 165-173, https://doi.org/10.1016/j.engeos.2020.06.0

Klopper, D., Formenti, P., Namwoonde, P., Cazaunau, M., Chevaillier, S., Feron. A., Gaimoz, C., Hease, P., Lahmidi, F., Mirande-Bret, C., Triquet, S., Zeng, Z., and Piketh, S.J., 2020: Chemical compoistion and surce apportionment of atmospheric aerosols on the Namibian Coast, Atmos. Chem. Phys., 20, 15811–15833, 2020.

Xulu, N.A., Piketh, S.J., Feig, G.T., Lack, D.A. and Garland, R.M. (2020). Characterizing Lightabsorbing Aerosols in a Lowincome Settlement in South Africa, Aerosol Air Qual. Res., https://doi.org/10.4209/aaqr.2019.09.0443.

Redemann, J., Wood, R., Zuidema, P., Doherty, S.J., Luna, B., LeBlanc, S.E., Diamond, M.S., Shinozuka, Y., Chang, I.Y., Ueyama, R., Pfister, L., Ryoo, J., Dobracki, A.N., da Silva, A.M., Longo, K.M., Kacenelenbogen, M.S., Flynn, C.J., Pistone, K., Knox, K.M., Piketh, S.J., Haywood, J.M., Formenti1, P., Mallet, M., Stier, P., Ackerman, A.S., Bauer, S., Fridlind, A.M., Carmichael, G.R., Saide, P.E., Ferrada, G.A., Howell, S.G., Freitag, S., Cairns, B. Holben, B.N., Knobelspiesse, K.D., Tanelli, S., L’Ecuyer, T.S., Dzambo, A.M., Sy, O.O., McFarquhar, G.M., Poellot, M.R., Gupta, S., O’Brien, J.R., Nenes, A., Kacarab, M., Wong, J.P.S., Small-Griswold, J.D., Thornhill, K.L., Noone, D., Podolske, J.R., Schmidt, K.S., Pilewskie, P., Chen, H., Cochrane, S.P., Sedlacek, A.J., Lang, T.J., Stith, E., Segal-Rozenhaimer, M., Ferrare, R.A., Burton, S.P., Hostetler, C.A., Diner, D.J., Platnick, S.E., Myers, J.S., Meyer, K.G., Spangenberg, D.A. Maring, H., and Gao, L., 2020: An overview of the ORACLES (ObseRvations of Aerosols above CLouds and their intEractionS) project: aerosol-cloud-radiation interactions in the Southeast Atlantic basin, Atmos. Chem. Phys, https://doi.org/10.5194/acp-2020-449.

Matandirotya, N.R., Cilliers, P., Burger, R.P., Pauw, C. and Piketh S.J., 2020:  Risks of indoor overheating in Low-Cost Dwellings on the South African Lowveld, in Filho, W.L., et al. (eds.), African Handbook of Climate Change Adaptation, https://doi.org/10.1007/978-3-030-42091-8_123-1.

Muyemeki, L., Burger, R.P., Piketh, S.J., Language, B., Beukes, J.P. and P.G. van Zyl, 2021: Source apportionment of ambient PM10-2.5 and PM2.5 for the Vaal Triangle, South Africa, South African Journal of Science , 117 (5/6), https://doi.org/10.17159/sajs.2021/8617

Mathee, A., Moyes, J., Mkhencele, T., Kleynhans, J., Language, B., Piketh, S.,  Moroe, E., Wafawanaka, F., Martinson, N., McMorrow, M., Tempia, S.,  Kahn, K., Cohen, C.,  2021: Housing Quality in a Rural and an Urban Settlement in South Africa, Int. J. Environ. Res. Public Health 2021, 18, 2240. https://doi.org/10.3390/ijerph18052240.

Weston, M., Temimi, M., Fonseca, R.M., Nelli, N.R., Francis, D., Piketh, S., 2021: A rule-based method for diagnosing radiation fog in an arid region from NWP forecasts, Journal of Hydrology, 597, https://doi.org/10.1016/j.jhydrol.2021.126189.

Nkosi, N.C.,  Burger, R.P., Matandirotya, N.R., Pauw,  C., Piketh, S.J.,  2021: Solid fuel use in electrified low-income residen- tial areas in South Africa: The case of KwaDela, Mpumalanga. Journal of Energy in Southern Africa, 32 (1), 58-67, http://dx.doi.org/10.17159/2413-3051/2021/v32i1a8086.W.

Weston, M Temimi, R Burger, S Piketh, 2021. A Fog Climatology at Abu Dhabi International Airport, Journal of Applied Meteorology and Climatology, 60 (2), 223-236, http://dx.doi.org/10.17159/2413-3051/2021/v32i1a8086.

Moletsane, SD, Adesina, JA, Lindeque, FA, Language, B, Nkosi, NC, Burger, RP, Mkhatswa, G and SJ Piketh, 2021. Intra-urban variability of PM 2.5 in a dense, low-income settlement on the South African Highveld,  Clean Air Journal (Accepted for publication)

Cohen, C., Kleynhans, J., Moyes, J., McMorrow, M.L., Treurnicht, F.K., Hellferscee, O., Mathunjwa, A., von Gottberg, A., Wolter, N., Martinson, N.A., Kahn, K., Lebina, L., Mothlaoleng, K., Wafawanaka, F., Gómez-Olivé, F.X., Mkhencele, T., Mathee, A., Piketh, S., Language, B., Tempia, S., on belhalf of the PHIRST group, 2021: Asymptomatic transmission and high community burden of seasonal influenza in an urban and a rural community in South Africa, 2017–18 (PHIRST): a population cohort study, Lancet Global Health, LANGLH-D-20-03609.

Prof Pieter Van Zyl

Brown, H., Liu, X., Pokhrel, R., Murphy, S., Lu, Z., Saleh, R., Mielonen, T., Kokkola, H., Bergman, T., Myhre, G., Skeie, R.B., Watson-Paris, D., Stier, P., Johnson, B., Bellouin, N., Schulz, M., Vakkari, V., Beukes, J.P., Van Zyl, P.G., Liu, S., Chand, D., Biomass burning aerosols in most climate models are too absorbing, Nature Communications, 12, 277, 2021, https://doi.org/10.1038/s41467-020-20482-9

Glastonbury, R.I.; Beukes, J.P.; Van Zyl, P.G.; Tangstad, M.; Ringdalen, E.; Dall, D.; Steenkamp, J.D.; Mushwana, M. Characterisation of a Real-World Søderberg Electrode, Metals, 11, 5, 2021, https://dx.doi.org/10.3390/met11010005

Khumalo, L., Kornelius, G., Van Zyl, P.G., Hall, G., An exploratory characterisation of the carbon and stable isotope composition of atmospheric particulate matter from opencast coal mining activities and adjacent communities, Clean Air Journal, Volume 30, No 2, 2020, https://doi.org/10.17159/caj/2020/30/2.8564

Räsänen, M., Merbold, L., Vakkari, V., Aurela, M., Laakso, L., Beukes, J.P., Van Zyl, P.G., Josipovic, M., Feig, G., Pellikka, P., Rinne, J., Katul, G.G., Root-zone soil moisture variability across African savannas: From pulsed rainfall to land-cover switches, Ecohydrology, 13:e2213, 2020, https://doi.org/10.1002/eco.2213

 

Laban, T.L., Van Zyl, P.G., Beukes, J.P., Mikkonen, S., Santana, L., Josipovic, M., Vakkari, V., Thompson A.M., Kulmala, M., Laakso, L., Statistical analysis of factors driving surface ozone variability over continental South Africa, Journal of Integrative Environmental Sciences, 17:3, 1-28, 2020, DOI: 10.1080/1943815X.2020.1768550

Swartz, J.-S., Van Zyl, P.G., Beukes, J.P., Galy-Lacaux, C., Ramandh, A., Pienaar, J.J., Measurement report: Statistical modelling of long-term trends of atmospheric inorganic gaseous species within proximity of the pollution hotspot in South Africa, Atmospheric Chemistry and Physics, 20, 10637–10665, 2020, https://doi.org/10.5194/acp-20-10637-2020

Swartz, J.-S., Van Zyl, P.G., Beukes, J.P., Labuschagne, C., Brunke, E.-G., Portafaix, T, Galy-Lacaux, C., Pienaar, J.J., Twenty-one years of passive sampling monitoring of SO2 , NO2 and O3 at the Cape Point GAW station, South Africa, Atmospheric Environment, 222, 117128, 2020, https://doi.org/10.1016/j.atmosenv.2019.117128

Venter, M., Beukes, J.P., Van Zyl, P.G., Vakkari, V., Virkkula, A., Josipovic, M., Kulmala, M., Laakso, L., Six-year observations of aerosol optical properties at a southern African grassland savannah site, Atmospheric Environment, 230, 117477, 2020, https://doi.org/10.1016/j.atmosenv.2020.117477

Vakkari, V., Beukes, J.P., Josipovic, M., Van Zyl, P.G., Observations of ozone formation in southern African savanna and grassland fire plumes, Atmospheric Environment, 223, 117256, 2020, https://doi.org/10.1016/j.atmosenv.2019.117256

Booyens, W., Van Zyl, P.G., Beukes, J.P., Ruiz-Jimenez, J., Kopperi, M., Riekkola, M.-L., Vakkari, V., Josipovic, M., Kulmala, M., Laakso, L., Characterising particulate organic nitrogen at a savannah-grassland region in South Africa, Atmosphere, 10, 492, 2019, doi:10.3390/atmos10090492

Booyens, W., Beukes, J.P., Van Zyl, P.G., Ruiz-Jimenez, J., Kopperi, M., Riekkola, M.-L., Josipovic, M., Vakkari, V. and Laakso, K., Assessment of polar organic aerosols at a regional background site in southern Africa, Journal of Atmospheric Chemistry, 76:89–113, 2019, https://doi.org/10.1007/s10874-019-09389-y

Josipovic, M., Liousse, C., Crobeddu, B., Baeza-Squiban, A., Segakweng, C.K., Galy-Lacaux, C., Beukes, J.P., Van Zyl, P.G., Fourie, G.D., Aerosol characterisation including oxidative potential as a proxy of health impact: A case of a residential site in a highly industrialised area, Clean Air Journal, Volume 29, No 2, 2019, https://doi.org/10.17159/caj/2019/29/2.7517

Gierens, R.T., Henriksson, S., Josipovic, M., Vakkari, V., Van Zyl, P.G.,Beukes, J.P., Wood, C.R. and O’Connor, E.J., Observing continental boundary-layer structure and evolution over the South African savannah using a ceilometer, Theoretical and Applied Climatology, 136, 333–346, 2019, https://doi.org/10.1007/s00704-018-2484-7

Vakkari, V., Manninen, A.J., O’Connor, E.J., Schween, J.H., Van Zyl, P.G., and Marinou, E., A novel post-processing algorithm for Halo Doppler lidars Atmospheric Measurement Techniques, 12, 839–852, 2019 https://doi.org/10.5194/amt-12-839-2019

Du Preez, S.P., Beukes, J.P., Paktunc, D., Van Zyl, P.G. and Jordaan, A., Recycling pre-oxidized chromite fines in the oxidative sintered pellet production process, The Journal of the Southern African Institute of Mining and Metallurgy, 119, 207-215, 2019, http://dx.doi.org/10.17159/2411-9717/2019/v119n2a13

Henriksson, S., Sundström, A-M., Josipovic, M., Van Zyl, P.G. and Beukes, J.P., Simulating effects of aerosols on rainfall in southern Africa, Air Quality, Atmosphere & Health, 12, 1–10, https://doi.org/10.1007/s11869-018-0619-8,2019

Du Preez, S.P., Beukes, J.P., Van Zyl, P.G., Tangstad, M. and Tiedt, L.R., Silicon carbide formation enhanced by in-situ formed silicon nitride – an approach to capture thermal energy of CO-rich off-gas combustion Metallurgical and Materials Transactions B, 49, 3151–3163, doi:10.1007/s11663-018-1413-6, 2018

Van Staden, Y., Beukes, J.P., Van Zyl, P.G., Ringdalen, E., Tangstand, M., Kleynhans, E.L.J. and Bunt, J.R., Damring formation during rotary kiln chromite pre-reduction: Effects of pulverized carbonaceous fuel selection and partial pellet melting, Metallurgical and Materials Transactions B, 49, 3488–3503, doi:10.1007/s11663-018-1376-7, 2018

Venter, A.D., Van Zyl, P.G., Beukes, J.P., Josipovic, M., Jaars, K., Booyens, W., Vakkari, V., Laakso, L., and Kulmala, M., Size-resolved characteristics of inorganic PG van Zylionic species in atmospheric aerosols at a regional background site on the South African Highveld, Journal of Atmospheric Chemistry, 75(3), 285-304, 2018, doi:10.1007/s10874-018-9378-z

Laban, T.L., Van Zyl, P.G., Beukes, J.P., Vakkari, V., Jaars, K., Borduas-Dedekind, N., Josipovic, M., Thompson, A.M., Kulmala, M. and Laakso, L., Seasonal influences on surface ozone variability in continental South Africa and implications for air quality, Atmospheric Chemistry and Physics, Atmospheric Chemistry and Physics, 18, 15491–15514, 2018, https://doi.org/10.5194/acp-18-15491-2018.

Vakkari, V., Beukes, J.P., Dal Maso, M., Aurela, M., Josipovic, M.and Van Zyl, P.G., Major secondary aerosol formation in southern African open biomass burning plumes, Nature Geoscience,11 (8): 580–583, 2018, www.nature.com/naturegeoscience

Beukes, J.P., Van Zyl, P.G., Sofiev, M., Soares, J., Liebenberg-Enslin, H., Shackleton, N. and Sundström, A.-M., The use of satellite observations of fire radiative power to estimate the availabilities (activity patterns) of pyrometallurgical smelters, The Journal of the Southern African Institute of Mining and Metallurgy, 118(6): 619 – 624, 2018, http://dx.doi.org/10.17159/2411-9717/2018/v118n6a9

Jaars, K., Vestenius, M., Van Zyl, P.G., Beukes, J.P., Hellén, H., Vakkari, V., Venter, M., Josipovic, M. and Hakola, H., Receptor modelling and risk assessment of volatile organic compounds measured at a regional background site in South Africa. Atmospheric Environment, 172 133–148, 2018, http://dx.doi.org/10.1016/j.atmosenv.2017.10.047

Kollonige, D.E., Thompson, A.M., Josipovic, M., Tzortziou, M., Beukes, J.P., Burger, R., Martins, D.K., Van Zyl, P.G., Vakkari, V. and Laakso, L. 2017. OMI Satellite and Ground-Based Pandora Observations and Their Application to Surface NO2 Estimations at Terrestrial and Marine Sites, Journal of Geophysical Research: Atmospheres, 123 (2), 1441–1459, 2018, https://doi.org/10.1002/2017JD026518

Dr Sheldon Strydom

Mahomed M, Clulow AD, Strydom S, Savage MJ and Mabhaudhi T. Assessment of a ground-based lightning detection and near real-time warning system in the rural community of Swayimane, KwaZulu-Natal, South Africa. Weather, Climate, and Society. https://doi.org/10.1175/WCAS-D-20-0116.1.

Mahomed M, Clulow AD, Strydom S, Savage MJ and Mabhaudhi T (2020): Lighting monitoring and detection techniques: Progress and challenges in South Africa. South African Journal of Science. https://doi.org/10.17159/sajs.2021/7020.

Strydom S, Jewitt GPW, Savage MJ, and Clulow AD (2020): Long-term trends and variability in the microclimates of the uMngeni Catchment, KwaZulu-Natal, South Africa and potential impacts on water resources. Theoretical and Applied Climatology. https://doi.org/10.1007/s00704-020-03127-1.

Strydom, S. Savage, M.J. and Clulow, A.D. (2019): Long-term trends and variability in the dryland microclimate of the Northern Cape Province, South Africa. Theoretical and Applied Climatology. DOI: 10.1007/s00704-018-2642-y.

Clulow A.D., Strydom S., Savage M.J., Grant B., and Everson C.S. (2018): Integration of a ground-based lightning warning system into mining operations in the Democratic Republic of the Congo. Weather, Climate and Society. DOI: 10.1175/WCAS-D-18-0004.1.

Strydom S. and Savage M.J (2018): Spatio-temporal variations of fires in the Southern Africa Development Community. Natural Hazards, DOI: 10.1007/s11069-018-3268-1.

Strydom S. and Savage M.J. (2017): Potential impacts of climate change on wildfire dynamics in the midlands of KwaZulu-Natal, South Africa. Climatic Change, DOI: 10.1007/s10584-017-2019-8.

Strydom S. and Savage M.J. (2017): Observed variability and trends in the microclimate of the midlands of KwaZulu-Natal and its influence on fire danger. International Journal of Climatology, DOI: 10.1002/joc.5207.

Strydom S. and Savage M.J. (2017): The influence of climate change on fire activity in South Africa. The Conversation. February, 2017. https://theconversation.com/the-influence-of-climate-change-on-fire-act….

Strydom S. and Savage M.J. (2016): A spatio-temporal analysis of fires in South Africa. South African Journal of Science, 112(11/12). http://dx.doi.org/10.17159/sajs.2016/20150489.

Strydom S. and Savage M.J. (2013): A near real-time fire danger index measurement system. 29th Annual Conference of the South African Society for Atmospheric Sciences, Durban, South Africa, 26-27 September, 2013.

Dr Adeline Ngie

Raji, IB., E. Hoffmann, A. Ngie, F Winde, 2021: Assessing uranium pollution levels in the Rietspruit River, Far West Rand Goldfield, South Africa. International Journal of Environmental Research and Public Health 18 (16), 8466.

Ngie, A., 2020: Estimation of maize nitrate concentrations using EO-1 data and a non-linear regression model, Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., XLII-3/W11, 109–116, https://doi.org/10.5194/isprs-archives-XLII-3-W11-109-2020.

Ngie, A., 2020: Thermal remote sensing of urban climates in South Africa through the mono-window algorithm, Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., XLII-3/W11, 117–123, https://doi.org/10.5194/isprs-archives-XLII-3-W11-117-2020.

Ngie, A. and F. Ahmed 2017: Estimation of maize grain yield using multispectral satellite data sets (SPOT 5) and the random forest algorithm. South Africa Journal of Geomatics 7(1), 11-30

Ngie, A., F. Ahmed and S. Tesfamichael, 2017: Monitoring the impacts of El niño on the extent of cultivated fields using SAR data around the agricultural region of the Free State, South Africa. International Arch. Photogramm. Remote Sens. Spatial Inf. Sci., XLII-3/W2, 151-155, https://doi.org/10.5194/isprs-archives-XLII-3-W2-151-2017

Ngie, A., F. Ahmed and K. Abutaleb, 2016: Assessing maize foliar water stress levels under field conditions using in-situ spectroscopy. Rwanda Journal, Series D, Volume 1, 2016, Life and Natural Sciences: Special issue II. http://dx.doi.org/10.4314/rj.v1i2S.1D

Ngie, A., K. Abutaleb, F. Ahmed, O. J Taiwo, A. Darwish and M. Ahmed, 2016: An estimation of land surface temperature from Landsat ETM+ images for Durban, South Africa. Rwanda Journal, Series D, Volume 1, 2016, Life and Natural Sciences: Special issue II. http://dx.doi.org/10.4314/rj.v1i2S.1D

Abutaleb, K., A. Ngie, A. Darwish, M. Ahmed, S. Arafat and F. Ahmed, 2015: Assessment of Urban Heat Island using remotely sensed imagery over Greater Cairo, Egypt. Advances in Remote Sensing 4, 35-47.

Ngie, A., F. Ahmed and K. Abutaleb, 2014: Remote sensing potential for investigation of maize production: review of literature. South Africa Journal of Geomatics 3(2), 163-184.

Ngie, A., K. Abutaleb, F. Ahmed, A. Darwish and M. Ahmed, 2014: Assessment of Urban Heat Island using remotely sensed imagery:  A Review. South African Geographical Journal http://dx.doi.org/10.1080/03736245.2014.924864

Ms Nkosi Ncobile

Nkosi, N.C., Piketh, S.J., Burger, R.P., 2018. Fine particulate matter from domestic burning of solid fuels in South African townships: The Clean Air Journal, 28 (1); pp.35-41 2019 Accepted journal Article.

Ncobile C Nkosi, Roelof P Burger, Newton R Matandirotya, Christiaan Pauwand Stuart J Piketh, 2021 Solid fuel use in electrified low-income residential areas on the Mpumalanga Highveld: the case of KwaDela, Journal of Energy in Southern Africa. Article Track umber A-8086

 

Mr Danie Boshoff

Boshoff, D.S. 2019. Of Smoke and Mirrors: (Mis)Communicating EIA Results of Solar Energy Projects in South Africa. Journal of Environmental Assessment Policy and Management. 21(3):1–19. DOI: 10.1142/S1464333219500145.

 

Prof Jacques Berner

J.M. Berner & A.J. Van der Westhuizen (2010). The Selective Induction of the Phenylalanine Ammonia-Lyase Pathway in the Resistance Response of Wheat to the Russian Wheat Aphid. Cereal Research Communications 38(4), pp. 506–513

J.M. Berner & A.J. Van der Westhuizen (2010). Inhibition of Xanthine Oxidase Activity Results in the Inhibition of Russian Wheat Aphid-Induced Defense Enzymes. Journal of Chemical Ecology 36: pp. 1375-1380.

J.M. Berner & A.J. Van der Westhuizen (2015). Oxidation of Fatty Acids Are Associated with Russian Wheat Aphid Resistance in Wheat. Cereal Research Communications 1(-1), pp. 1-13. https://doi.org/10.1556/CRC.2014.0031

M. Craven, K. Smith, J.M. Berner, L. Morey & N.W. McLaren (2017). Evaluation of fungicides for potential growth regulating properties on sorghum. Crop Protection 101: 43-4, https://doi.org/10.1016/j.cropro.2017.07.003

G.H.J. Krüger, A. Jordaan. L.R. Tiedt, R.J. Strasser, M. Kilbourn Louw & J.M. Berner (2017). Opportunistic survival strategy of Welwitschia mirabilis: recent anatomical and ecophysiological studies elucidating stomatal behaviour and photosynthetic potential. Botany 95: 1109-1123. https://doi.org/10.1139/cjb-2017-0095

B.G. Maliba, P.M. Inbaraj & J.M. Berner (2018). The effect of ozone and drought on the photosynthetic performance of canola. Journal of Integrative Agriculture 17(5): 60345-7. https://doi.org/10.1016/S2095-3119(17)61834-3

G.H.J. Krüger, C.C.W. Scheepers, R.J. Strasser, J.M. Berner (2018). Differential response of photosynthetic electron transport and CO2 assimilation in sensitive (S156) and resistant (R123) Phaseolus vulgaris L. (bush bean) genotypes to chronic ozone exposure. South African Journal for Science and Technology 37(1):1-12.

B.G. Maliba, P.M. Inbaraj & , J.M. Berner (2019). The use of OJIP Fluorescence transients to monitor the effect of elevated ozone on biomass of canola plants. Water, Air, & Soil Pollution  230: 75. https://doi.org/10.1007/s11270-019-4124-y

 B.G. Maliba, P.M. Inbaraj &, J.M. Berner (2019). Photosynthetic responses of canola and wheat to elevated levels of CO2, O3 and water deficit in open-top chambers. Plants. Volume 8, Issue 6: 171 “Adapting Crops to Climate Change”.https://doi.org/10.3390/plants8060171

M. Van der Westhuizen, DM Oosterhuis, J Berner & N Boogaers (2020). Chlorophyll a fluorescence as an indicator of heat stress in cotton (Gossypium hirsutum L.). South African Journal of Plant and Soil, Volume 7, Issue 2: 116-119, https://doi.org/10.1080/02571862.2019.1665721

J.M. Berner, H. Cloete & T Shuuya (2021). A baseline assessment of the photosynthetic potential of Welwitschia mirabilis using the JIP-test for monitoring and conservation purposes. Bothalia, Vol 50, Issue 2, a9. http://dx.doi.org/10.38201/btha.abc.v51.i1.9

 

Mr Phathu Mukwevho

Moreoane L, Mukwevho P, Burger R (2021) The quality of the first and second Vaal Triangle Airshed Priority Area (VTAPA) Air Quality Management Plans. Clean Air Journal, 31(2).

Dr Henno Havenga

Sokhi, R.S., Singh, V., Querol, X., Finardi, S., Targino, A.C., de Fatima Andrade, M., Pavlovic, R., Garland, R.M., Massagué, J., Kong, S. Baklanov, A., Havenga, H. et al. 2021. A global observational analysis to understand changes in air quality during exceptionally low anthropogenic emission conditions. Environment International, 157, p.106818.

Frew E.W., Argrow B., Bornstein S., Swanson S., Hirst A., Havenga H., & Houston A. 2020. Field Observation of Tornadic Supercells By Multiple Autonomous Fixed-Wing Drones. Journal of Field Robotics.

 

 

  1. Peer Reviewed Conference Papers

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  1. Research Reports

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