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Browsing by Impact Area "Climate and Air quality modelling"

Now showing items 1-11 of 11

African case studies: Developing pavement temperature maps for performance-graded asphalt bitumen selection

Author: Mokoena, Refiloe ; Mturi, George AJ ; Maritz, Johan ; Mateyisi, Mohau ; Klein, Pieter Date: Jan 2022 The reliable performance of roads is crucial for service delivery, and it is a catalyst for domestic and cross-border spatial development. Paved national roads are expected to carry higher traffic volumes over time as a result of urbanization ... Read more
Changes in climate extremes and their effect on maize (Zea mays L.) suitability over Southern Africa

Author: Chemura, A ; Nangombe, Shingirai S ; Gleixner, S ; Chinyoka, S ; Gornott, C Date: Jul 2022 Southern Africa has been identified as one of the hotspot areas of climate extremes increasing, at the same time many communities in the region are dependent on rain-fed agriculture, which is vulnerable to these rainfall and temperature ... Read more
Characterizing light-absorbing aerosols in a low-income settlement in South Africa

Author: Xulu, NA ; Piketh, SJ ; Feig, GT ; Lack, DA ; Garland, Rebecca M Date: Aug 2020 Light-absorbing aerosols, particularly black carbon (BC), have significant impacts on human health and the climate. They are also the least-studied fraction of atmospheric particles, particularly in residential areas of southern Africa. The ... Read more
Differential mortality risks associated with PM2.5 components. A multi-country, multi-city study

Author: Masselot, P ; Sera, F ; Schneider, R ; Kan, H ; Lavigne, E ; Stafoggia, M ; Tobias, A ; Chen, H ; Burnett, RT ; Garland, Rebecca M Date: Mar 2022 Background: The association between fine particulate matter (PM2.5) and mortality widely differs between as well as within countries. Differences in PM2.5 composition can play a role in modifying the effect estimates, but there is little ... Read more
Differential mortality risks associated with PM2.5 components. A multi-country, multi-city study

Author: Masselot, P ; Sera, F ; Schneider, R ; Kan, H ; Lavigne, E ; Stafoggia, M ; Tobias, A ; Chen, H ; Burnett, RT ; Garland, Rebecca M Date: Mar 2022 Background: The association between fine particulate matter (PM2.5) and mortality widely differs between as well as within countries. Differences in PM2.5 composition can play a role in modifying the effect estimates, but there is little ... Read more
Environmental challenges to meeting sustainable development goals in Southern Africa

Author: Mutanga, Shingirirai S ; Skhosana, Felix ; Mateyisi, Mohau ; Thenga, Humbelani F ; Naidoo, Sasha ; Ramoelo, A ; Nangombe, Shingirai S ; Lumsden, Trevor G Date: Jan 2024 There is an inextricable link between ecosystem integrity and the potential for achieving sustainable development goals (SDG). This chapter highlights key ecosystem threats and their drivers within the southern African regional context to ... Read more
A global observational analysis to understand changes in air quality during exceptionally low anthropogenic emission conditions

Author: Sokhi, RS ; Singh, V ; Querol, X ; Finardi, S ; Creso Targino, A ; De Fatima Andrade, M ; Pavlovic, R ; Garland, Rebecca M ; Massague, J ; Kong, S Date: Dec 2021 This global study, which has been coordinated by the World Meteorological Organization Global Atmospheric Watch (WMO/GAW) programme, aims to understand the behaviour of key air pollutant species during the COVID-19 pandemic period of exceptionally ... Read more
Integrating project-based infrastructures with long-term greenhouse gas observations in Africa

Author: Bieri, M ; Du Toit, J ; Feig, G ; Maluta, NE ; Mantlana, Khanyisa B ; Mateyisi, Mohau J ; Midgley, GF ; Mutanga, Shingirirai S ; Von Maltitz, G ; Brümmer, C Date: May 2022 There is a lack of long-term greenhouse gas (GHG) measurement infrastructures in Africa. This limits our understanding of the temporal dynamics of the biosphere-atmosphere exchange of carbon in response to climate change. Where relevant ... Read more
Local food security impacts of biofuel crop production in southern Africa

Author: Gasparatos, A ; Mudombi, S ; Balde, BS ; Von Maltitz, Graham P ; Johnson, FX ; Romeu-Dalmaue, C ; Jumbe, C ; Ochieng, C ; Luhanga, D ; Nyambane, A Date: Feb 2022 Biofuels have been promoted as a renewable energy option in many countries, but have also faced extensive scrutiny over their sustainability. Food security is perhaps the most debated sustainability impact of biofuels, especially in regions ... Read more
Mortality risk attributable to wildfire-related PM 2·5 pollution: A global time series study in 749 locations

Author: Chen, G ; Guo, Y ; Yue, X ; Tong, S ; Gasparrini, A ; Bell, ML ; Armstrong, B ; Schwartz, J ; Jaakkola, JJK ; Garland, Rebecca M Date: Sep 2021 Many regions of the world are now facing more frequent and unprecedentedly large wildfires. However, the association between wildfire-related PM2·5 and mortality has not been well characterised. We aimed to comprehensively assess the association ... Read more
The new WHO Global Air Quality Guidelines: What do they mean for South Africa

Author: Garland, Rebecca M ; Wernecke, B ; Feig, G ; Langerman, K Date: 2021 Ambient air quality standards are a key policy lever in air quality management. In South Africa, the introduction of the National Ambient Air Quality Standards (NAAQS) highlighted the shift in the focus of air quality management from source ... Read more

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Browsing by Impact Area "Climate and Air quality modelling"

Browsing by Impact Area "Climate and Air quality modelling"

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