South African Journal of Science volume 115 number 9/10 Air pollution and health Decoloniality of geography Conservation of the Cape Floristic Region Strength and conditioning in high school rugby 150 years of the periodic table Volume 115 Number 9/10 September/October 2019 EDITOR-IN-CHIEF Jane Carruthers Academy of Science of South Africa MANAGING EDITOR Linda Fick Academy of Science of South Africa South African ONLINE PUBLISHING Journal of Science SYSTEMS ADMINISTRATOR Nadine van der Merwe Academy of Science of South Africa ASSOCIATE EDITORS Priscilla Baker Department of Chemistry, University of the Western Cape, South Africa eISSN: 1996-7489 Pascal Bessong HIV/AIDS & Global Health Research Leader Programme, University of Venda, South Africa Antecedents of sustainability Jane Carruthers ...................................................................................................................... 1 Nicolas Beukes Department of Geology, University of Johannesburg, South Africa News Jennifer Case Statement on Air Pollution and Health Department of Engineering Danielle Millar & Caradee Y. Wright ......................................................................................... 2 Education, Virginia Tech, Blacksburg, VA, USA News & Views Teresa Coutinho Department of Microbiology and 69th Lindau Nobel Laureate Meeting: Personal experiences of two young scientists Plant Pathology, University of Valentine Saasa & Nonkululeko Radebe ................................................................................... 3 Pretoria, South Africa Southern and Eastern African Cotton Forum: Platform for the advancement of Tania Douglas cotton production in Africa Division of Biomedical Engineering, University of Cape Town, Lawrence Malinga ................................................................................................................... 6 South Africa Hester du Plessis Book Review Office of the Dean, Faculty of Let nature decide Humanities, University of Pretoria, Pretoria, South Africa Adam Cruise ........................................................................................................................... 9 Bettine Janse van Vuuren The university and South Africa’s ‘Motor City’ Department of Zoology, Centre Alan Mabin ............................................................................................................................ 10 for Ecological Genomics and Wildlife Conservation, University of Johannesburg, South Africa Commentary Maryna Steyn Recording the past, predicting the future: The periodic table 150 years on School of Anatomical Sciences, Jules Skotnes-Brown ............................................................................................................ 11 University of the Witwatersrand, South Africa Research and innovation cooperation in the South Atlantic Ocean Marius Claassen, Gonçalo Zagalo-Pereira, Ana Sofia Soares-Cordeiro, Amanda Weltman Nikki Funke & Karen Nortje .................................................................................................... 13 Department of Mathematics and Applied Mathematics, University of Shifting sands: The decoloniality of geography and its curriculum in Cape Town, South Africa South Africa Dianne Long, Mwazvita S. Dalu, Reuben L. Lembani, Ashley Gunter ....................................... 15 ASSOCIATE EDITOR MENTEES The Academy of Science of South Africa and science diplomacy Ntombizodwa Mathe Stanley Maphosa .................................................................................................................. 18 National Laser Centre, CSIR, South Africa Private sector contribution to SDG 3: Health and Well-being – a South African case study Salmina Mokgehle Lorren K. Haywood & Caradee Y. Wright ................................................................................ 21 Vegetable and Ornamental Plants, Agricultural Research Council, South Africa Yali Woyessa National Health Insurance and climate change: Planning for South Africa’s future Department of Civil Engineering, Caradee Y. Wright, Matthew Chersich & Angela Mathee ........................................................ 24 Central University of Technology, South Africa 15 Years after the National Environmental Management Air Quality Act: Is legislation failing to reduce air pollution in South Africa? EDITORIAL ADVISORY BOARD Cheledi Tshehla & Caradee Y. Wright ..................................................................................... 27 Laura Czerniewicz Centre for Higher Education Development, University of Cape Town, Research Article South Africa Spatial variability of PM10, PM2.5 and PM chemical components in an Hassina Mouri industrialised rural area within a mountainous terrain Department of Geology, Cheledi Tshehla & Caradee Y. Wright ..................................................................................... 31 University of Johannesburg, South Africa Granger causality of the local Hadley cell and large-scale cloud cover over South Africa Johann Mouton Centre for Research on Science and Dawn D. Mahlobo, Thando Ndarana, Stefan W. Grab & Francois A. Engelbrecht ..................... 41 Technology, Stellenbosch University, South Africa Rainfall and river flow trends for the Western Cape Province, South Africa Rakhee Lakhraj-Govender & Stefan W. Grab .......................................................................... 51 Sershen Naidoo School of Life Sciences, University of Identifying research questions for the conservation of the Cape Floristic Region KwaZulu-Natal, South Africa Nicky Allsopp, Jasper A. Slingsby & Karen J. Esler ................................................................. 57 Maano Ramutsindela Shellfish exploitation during the Oakhurst at Klipdrift Cave, southern Cape, Department of Environmental & South Africa Geographical Science, University of Kokeli P. Ryano, Karen L. van Niekerk, Sarah Wurz & Christopher S. Henshilwood .................. 65 Cape Town, South Africa A first assessment of glyphosate, 2,4-D and Cry proteins in surface water of Himla Soodyall South Africa Academy of Science of South Africa Suranie Horn, Rialet Pieters & Thomas Bøhn ......................................................................... 74 Published by Detection of virulent thermophilic Campylobacter species in the Academy of Science of communal chickens South Africa (www.assaf.org.za) Marie E.A. Bissong & Collins N. Ateba ................................................................................... 81 with financial assistance from the Department of Science & Technology. Agricultural practices and their potential role in mycotoxin contamination of maize and groundnut subsistence farming Design and layout SUN MeDIA Bloemfontein Sylvia Phokane, Bradley C. Flett, Edson Ncube, John P. Rheeder & Lindy J. Rose .................. 86 T: 051 444 2552 E: [email protected] Strength and conditioning practices of high school rugby coaches: A South African context Correspondence and Bradley Robinson, Lee Pote & Candice Christie ..................................................................... 92 enquiries [email protected] Research Letter Copyright Theoretical evaluation of valeraldehyde All articles are published under a Creative Commons Attribution Licence. Muhammad Aziz, Muhammad Anwar & Shazia Iqbal .............................................................. 98 Copyright is retained by the authors. Natural ventilation as a means of airborne tuberculosis infection control in minibus taxis Disclaimer The publisher and editors accept no Munyaradzi. T. Matose, Mladen Poluta & Tania S. Douglas ................................................... 102 responsibility for statements made by the authors. Endostructural assessment of a hominin maxillary molar (StW 669) from Milner Hall, Sterkfontein, South Africa Submissions Bontle Mataboge, Amélie Beaudet, Jason L. Heaton, Travis R. Pickering & Dominic Stratford .. 106 Submissions should be made at www.sajs.co.za Cover caption A Cape sugarbird (Promerops cafer) among the fynbos of the Cape Floristic Region. This species is one of several endemic to the Fynbos Biome. In an article on page 57, Allsopp and colleagues identify research questions for the conservation of the Cape Floristic Region. Antecedents of sustainability Hardly a day passes without media reference to ‘sustainability’ or In 2013, German Chancellor Angela Merkel officially celebrated the ‘sustainable development’. The three interlocked economic, social tricentenary of the German word for sustainability: Nachhaltigkeit, and environmental factors that sustain the earth, its population and its observing that it had been transformed into ‘a principle of survival’8. biosphere are familiar to many people working in both the natural and The term appeared in Sylvicultura oeconomica, a book by Evelyn’s human sciences. The philosophy of sustainable development is usually contemporary, Hans Carl von Carlowitz (1645–1714), an aristocrat in the expressed in phrases such as ‘being able to meet the needs of the present without compromising those of the future’ or ‘maintaining an ecological German kingdom of Saxony who was in charge of the region’s silver mines. balance by avoiding the depletion of natural resources’. Vast amounts of charcoal were vital for mining and smelting ores. While the ore in the Saxony mines remained rich and abundant, in Von Carlowitz’s The 17 Sustainable Development Goals of the United Nations are clearly time, output (and thus employment) were contracting owing