Home ▶ Vol 108, No 11/12 (2012) ▶ Lourens

Reader Comments

Before posting a comment, read our privacy policy.

Post a comment (login required)

 

1. Statistical exploration of gaseous elemental mercury (GEM) measured at Cape Point from 2007 to 2011
A. D. Venter, J. P. Beukes, P. G. van Zyl, E.-G. Brunke, C. Labuschagne, F. Slemr, R. Ebinghaus, H. Kock
Atmospheric Chemistry and Physics  vol: 15  issue: 18  first page: 10271  year: 2015  
doi: 10.5194/acp-15-10271-2015

2. A space‐based, high‐resolution view of notable changes in urban NOx pollution around the world (2005–2014)
Bryan N. Duncan, Lok N. Lamsal, Anne M. Thompson, Yasuko Yoshida, Zifeng Lu, David G. Streets, Margaret M. Hurwitz, Kenneth E. Pickering
Journal of Geophysical Research: Atmospheres  vol: 121  issue: 2  first page: 976  year: 2016  
doi: 10.1002/2015JD024121

3. Spatial, temporal and source contribution assessments of black carbon over the northern interior of South Africa
Kgaugelo Euphinia Chiloane, Johan Paul Beukes, Pieter Gideon van Zyl, Petra Maritz, Ville Vakkari, Miroslav Josipovic, Andrew Derick Venter, Kerneels Jaars, Petri Tiitta, Markku Kulmala, Alfred Wiedensohler, Catherine Liousse, Gabisile Vuyisile Mkhatshwa, Avishkar Ramandh, Lauri Laakso
Atmospheric Chemistry and Physics  vol: 17  issue: 10  first page: 6177  year: 2017  
doi: 10.5194/acp-17-6177-2017

4. Chemical composition, main sources and temporal variability of PM1 aerosols in southern African grassland
P. Tiitta, V. Vakkari, P. Croteau, J. P. Beukes, P. G. van Zyl, M. Josipovic, A. D. Venter, K. Jaars, J. J. Pienaar, N. L. Ng, M. R. Canagaratna, J. T. Jayne, V.-M. Kerminen, H. Kokkola, M. Kulmala, A. Laaksonen, D. R. Worsnop, L. Laakso
Atmospheric Chemistry and Physics  vol: 14  issue: 4  first page: 1909  year: 2014  
doi: 10.5194/acp-14-1909-2014

5. Estimating lightning NOx production over South Africa
Bathobile Maseko, Gregor Feig, Roelof Burger
South African Journal of Science  vol: 117  issue: 9/10  year: 2021  
doi: 10.17159/sajs.2021/8035

6. Assessment of polar organic aerosols at a regional background site in southern Africa
Wanda Booyens, Johan P. Beukes, Pieter G. Van Zyl, Jose Ruiz-Jimenez, Matias Kopperi, Marja-Liisa Riekkola, Miroslav Josipovic, Ville Vakkari, Lauri Laakso
Journal of Atmospheric Chemistry  vol: 76  issue: 2  first page: 89  year: 2019  
doi: 10.1007/s10874-019-09389-y

7. Meteorological influences on airborne pollen and spores in Johannesburg (Gauteng), South Africa
Linus B. Ajikah, Sarah J. Roffe, Frank H. Neumann, Marion K. Bamford, Nanike Esterhuizen, Dilys Berman, Jonny Peter
Aerobiologia  vol: 39  issue: 3  first page: 363  year: 2023  
doi: 10.1007/s10453-023-09799-2

8. Quantifying the impact of ozone on crops in Sub-Saharan Africa demonstrates regional and local hotspots of production loss
Katrina Sharps, Massimo Vieno, Rachel Beck, Felicity Hayes, Harry Harmens
Environmental Science and Pollution Research  vol: 28  issue: 44  first page: 62338  year: 2021  
doi: 10.1007/s11356-021-14967-3

9. OMI Satellite and Ground‐Based Pandora Observations and Their Application to Surface NO2 Estimations at Terrestrial and Marine Sites
Debra E. Kollonige, Anne M. Thompson, Miroslav Josipovic, Maria Tzortziou, Johan P. Beukes, Roelof Burger, Douglas K. Martins, Pieter G. van Zyl, Ville Vakkari, Lauri Laakso
Journal of Geophysical Research: Atmospheres  vol: 123  issue: 2  first page: 1441  year: 2018  
doi: 10.1002/2017JD026518

10. Intra-pixel variability in satellite tropospheric NO2 column densities derived from simultaneous space-borne and airborne observations over the South African Highveld
Stephen Broccardo, Klaus-Peter Heue, David Walter, Christian Meyer, Alexander Kokhanovsky, Ronald van der A, Stuart Piketh, Kristy Langerman, Ulrich Platt
Atmospheric Measurement Techniques  vol: 11  issue: 5  first page: 2797  year: 2018  
doi: 10.5194/amt-11-2797-2018

11. Evaluating current satellite capability to observe diurnal change in nitrogen oxides in preparation for geostationary satellite missions
Elise Penn, Tracey Holloway
Environmental Research Letters  vol: 15  issue: 3  first page: 034038  year: 2020  
doi: 10.1088/1748-9326/ab6b36

12. Temporal and source assessments of organic and elemental carbon at sites in the northern South African interior
Petra Maritz, Johan P. Beukes, Pieter G. van Zyl, Catherine Liousse, Eric Gardrat, Avishkar Ramandh, Gabisile V. Mkhatshwa
Journal of Atmospheric Chemistry  vol: 76  issue: 4  first page: 263  year: 2019  
doi: 10.1007/s10874-020-09398-2

13. Size-resolved characteristics of inorganic ionic species in atmospheric aerosols at a regional background site on the South African Highveld
Andrew D. Venter, Pieter G. van Zyl, Johan P. Beukes, Jan-Stefan Swartz, Miroslav Josipovic, Ville Vakkari, Lauri Laakso, Markku Kulmala
Journal of Atmospheric Chemistry  vol: 75  issue: 3  first page: 285  year: 2018  
doi: 10.1007/s10874-018-9378-z

14. Atmospheric boundary layer top height in South Africa: measurements with lidar and radiosonde compared to three atmospheric models
K. Korhonen, E. Giannakaki, T. Mielonen, A. Pfüller, L. Laakso, V. Vakkari, H. Baars, R. Engelmann, J. P. Beukes, P. G. Van Zyl, A. Ramandh, L. Ntsangwane, M. Josipovic, P. Tiitta, G. Fourie, I. Ngwana, K. Chiloane, M. Komppula
Atmospheric Chemistry and Physics  vol: 14  issue: 8  first page: 4263  year: 2014  
doi: 10.5194/acp-14-4263-2014

15. Longitudinal and contemporaneous manganese exposure in apartheid-era South Africa: Implications for the past and future
Catherine A. Hess, Martin J. Smith, Clive Trueman, Holger Schutkowski
International Journal of Paleopathology  vol: 8  first page: 1  year: 2015  
doi: 10.1016/j.ijpp.2014.09.005

16. Public health benefits of reducing exposure to ambient fine particulate matter in South Africa
Katye E. Altieri, Samantha L. Keen
Science of The Total Environment  vol: 684  first page: 610  year: 2019  
doi: 10.1016/j.scitotenv.2019.05.355

17. Submicrometer aerosols and excess CO as tracers for biomass burning air mass transport over southern Africa
Getrude Mafusire, Harold John Annegarn, Ville Vakkari, Johan Paul Beukes, Miroslav Josipovic, Pieter Gideon van Zyl, Lauri Laakso
Journal of Geophysical Research: Atmospheres  vol: 121  issue: 17  first page: 10,262  year: 2016  
doi: 10.1002/2015JD023965

18. Statistics and Meteorology of Air Pollution Episodes over the South African Highveld Based on Satellite–Model Datasets
Mark R. Jury
Journal of Applied Meteorology and Climatology  vol: 56  issue: 6  first page: 1583  year: 2017  
doi: 10.1175/JAMC-D-16-0354.1

19. Ambient aromatic hydrocarbon measurements at Welgegund, South Africa
K. Jaars, J. P. Beukes, P. G. van Zyl, A. D. Venter, M. Josipovic, J. J. Pienaar, V. Vakkari, H. Aaltonen, H. Laakso, M. Kulmala, P. Tiitta, A. Guenther, H. Hellén, L. Laakso, H. Hakola
Atmospheric Chemistry and Physics  vol: 14  issue: 13  first page: 7075  year: 2014  
doi: 10.5194/acp-14-7075-2014

20. Statistical analysis of factors driving surface ozone variability over continental South Africa
Tracey Leah Laban, Pieter Gideon Van Zyl, Johan Paul Beukes, Santtu Mikkonen, Leonard Santana, Miroslav Josipovic, Ville Vakkari, Anne M. Thompson, Markku Kulmala, Lauri Laakso
Journal of Integrative Environmental Sciences  vol: 17  issue: 3  first page: 1  year: 2020  
doi: 10.1080/1943815X.2020.1768550

21. Seasonal influences on surface ozone variability in continental South Africa and implications for air quality
Tracey Leah Laban, Pieter Gideon van Zyl, Johan Paul Beukes, Ville Vakkari, Kerneels Jaars, Nadine Borduas-Dedekind, Miroslav Josipovic, Anne Mee Thompson, Markku Kulmala, Lauri Laakso
Atmospheric Chemistry and Physics  vol: 18  issue: 20  first page: 15491  year: 2018  
doi: 10.5194/acp-18-15491-2018

22. composition of ambient and fresh biomass burning aerosols at a savannah site, South Africa
Minna Aurela, Johan P. Beukes, Pieter Van Zyl, Ville Vakkari, Kimmo Teinilä, Sanna Saarikoski, Lauri Laakso
South African Journal of Science  vol: 112  issue: 5/6  first page: 8  year: 2016  
doi: 10.17159/sajs.2016/20150223

23. South African EUCAARI measurements: seasonal variation of trace gases and aerosol optical properties
L. Laakso, V. Vakkari, A. Virkkula, H. Laakso, J. Backman, M. Kulmala, J. P. Beukes, P. G. van Zyl, P. Tiitta, M. Josipovic, J. J. Pienaar, K. Chiloane, S. Gilardoni, E. Vignati, A. Wiedensohler, T. Tuch, W. Birmili, S. Piketh, K. Collett, G. D. Fourie, M. Komppula, H. Lihavainen, G. de Leeuw, V.-M. Kerminen
Atmospheric Chemistry and Physics  vol: 12  issue: 4  first page: 1847  year: 2012  
doi: 10.5194/acp-12-1847-2012

24. One year of Raman lidar observations of free-tropospheric aerosol layers over South Africa
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, S. Piketh, H. Lihavainen, K. E. J. Lehtinen, M. Komppula
Atmospheric Chemistry and Physics  vol: 15  issue: 10  first page: 5429  year: 2015  
doi: 10.5194/acp-15-5429-2015

25. Long-term observations of aerosol size distributions in semi-clean and polluted savannah in South Africa
V. Vakkari, J. P. Beukes, H. Laakso, D. Mabaso, J. J. Pienaar, M. Kulmala, L. Laakso
Atmospheric Chemistry and Physics  vol: 13  issue: 4  first page: 1751  year: 2013  
doi: 10.5194/acp-13-1751-2013

26. Underpinning the Interaction between NO2 and CuO Nanoplatelets at Room Temperature by Tailoring Synthesis Reaction Base and Time
Dina N. Oosthuizen, David E. Motaung, André M. Strydom, Hendrik C. Swart
ACS Omega  vol: 4  issue: 19  first page: 18035  year: 2019  
doi: 10.1021/acsomega.9b01882

27. Contamination of depressional wetlands in the Mpumalanga Lake District of South Africa near a global emission hotspot
C.J. Curtis, N.L. Rose, H. Yang, S. Turner, K. Langerman, J. Fitchett, A. Milner, A. Kabba, J. Shilland
Science of The Total Environment  vol: 938  first page: 173493  year: 2024  
doi: 10.1016/j.scitotenv.2024.173493

28. Optical and microphysical characterization of aerosol layers over South Africa by means of multi-wavelength depolarization and Raman lidar measurements
Elina Giannakaki, Pieter G. van Zyl, Detlef Müller, Dimitris Balis, Mika Komppula
Atmospheric Chemistry and Physics  vol: 16  issue: 13  first page: 8109  year: 2016  
doi: 10.5194/acp-16-8109-2016

29. The anthropogenic contribution to atmospheric black carbon concentrations in southern Africa: a WRF-Chem modeling study
F. Kuik, A. Lauer, J. P. Beukes, P. G. Van Zyl, M. Josipovic, V. Vakkari, L. Laakso, G. T. Feig
Atmospheric Chemistry and Physics  vol: 15  issue: 15  first page: 8809  year: 2015  
doi: 10.5194/acp-15-8809-2015

30. Cr(VI) and Conductivity as Indicators of Surface Water Pollution from Ferrochrome Production in South Africa: Four Case Studies
M. M. Loock-Hattingh, J. P. Beukes, P. G. van Zyl, L. R. Tiedt
Metallurgical and Materials Transactions B  vol: 46  issue: 5  first page: 2315  year: 2015  
doi: 10.1007/s11663-015-0395-x

31. Impacts of COVID‐19 Restrictions on Regional and Local Air Quality Across Selected West African Cities
Olusegun G. Fawole, Najib Yusuf, Lukman A. Sunmonu, Aderonke Obafaye, Dauda K. Audu, Loretta Onuorah, Christiana F. Olusegun, Abdoulaye Deme, Habib Senghor
GeoHealth  vol: 6  issue: 10  year: 2022  
doi: 10.1029/2022GH000597

32. Assessing Nitrogen Dioxide in the Highveld Troposphere: Pandora Insights and TROPOMI Sentinel-5P Evaluation
Refilwe F. Kai-Sikhakhane, Mary C. Scholes, Stuart J. Piketh, Jos van Geffen, Rebecca M. Garland, Henno Havenga, Robert J. Scholes
Atmosphere  vol: 15  issue: 10  first page: 1187  year: 2024  
doi: 10.3390/atmos15101187