insert_link Africa Bacteria and plants could help clean up toxic waste from gold mines – South African study By Alseno Kagiso Mosai, University of Pretoria and Hlanganani Tutu, University of the Witwatersrand Highly toxic metals are leaking out of nine abandoned mines in Krugersdorp, 32km west of Johannesburg, South Africa. The metals include uranium, arsenic, cadmium, chromium and mercury. This acid mine drainage – when water mixes with heavy metals in mines and then flows out into the environment – poses grave […] todayAugust 1, 2024 17
insert_link Environment India landslide toll hits 150 as rain hampers rescue work By Aishwarya Kumar Relentless downpours and howling winds hampered Wednesday's search for survivors of landslides that struck Indian tea plantations and killed at least 150 people, most believed to be labourers and their families. Days of torrential monsoon rains have battered the southern coastal state of Kerala, with blocked roads into the Wayanad district disaster area complicating relief efforts. With the only bridge connecting the […] todayJuly 31, 2024 13
insert_link Africa Tanzania evicting tens of thousands of Maasai: HRW Tanzania is forcibly evicting tens of thousands of Maasai from their ancestral lands, Human Rights Watch said in a report on Wednesday, claiming that government rangers beat some members of the community with impunity. Long-standing tensions between the authorities and the nomadic community have sometimes resulted in deadly clashes, after the government launched a programme beginning in 2022 to relocate some 82,000 people from the world-renowned Ngorongoro […] todayJuly 31, 2024 12
insert_link Environment UN chief calls for cooperation on heat wave impact The United Nations Secretary-General António Guterres is calling for an urgent and concerted effort to strengthen international cooperation to address extreme heat. Guterres says extreme heat is increasingly tearing through economies, widening inequalities, undermining the Sustainable Development Goals and killing people. todayJuly 30, 2024 14
insert_link Environment African archaeology has neglected Namibia’s deserts, but scientists now know when an ancient lake supported human life in the Namib Sand Sea The Narabeb site showing location of former lake. Abi Stone, Author provided By Abi Stone, University of Manchester and Dominic Stratford, University of the Witwatersrand Desert regions in northern Africa and the Arabian Peninsula have been well studied by archaeologists as the home of early humans and as routes of migration along “green corridors”. The archaeology of southern Africa’s west coast desert belt has not received the […] todayJuly 30, 2024 25
insert_link Africa Fossil algae show a lake once existed on Lesotho’s Mafadi summit but it vanished about 150 years ago By Jennifer Fitchett, University of the Witwatersrand and Anson Mackay, UCL Lesotho is a small, land-locked, mountainous country located in the middle of South Africa. Its Eastern Lesotho Highlands are often referred to as the region’s “water tower” because they receive some of the highest rainfall amounts in southern Africa, providing water to South Africa and electricity to Lesotho through the Lesotho Highlands Water […] todayJuly 29, 2024 16
insert_link Environment Hippos don’t fly – but the massive animals can get airborne Unlike the birds that often share their space, hippos can’t fly. Wolfgang Kaehler/LightRocket By John R. Hutchinson, Royal Veterinary College In 1872 Leland Stanford, the founder of California’s Stanford University, hired an eccentric inventor named Eadweard Muybridge to help resolve a supposed (but undocumented) bet: did a trotting horse’s feet leave the ground with all four feet or not? Muybridge was a skilled photographer and […] todayJuly 29, 2024 7
insert_link Environment Urban greening in Africa will help to build climate resilience – planners and governments need to work with nature By Sintayehu W. Dejene, CGIAR System Organization and Razak Kiribou, Haramaya University Nature-based solutions are actions that use nature to solve environmental problems. Examples in cities would be setting up a wetland near a group of buildings to absorb floodwater, or building permeable pavements. The world’s developed countries have been implementing nature-based solutions since 2015 but Africa has fallen behind. We are part of […] todayJuly 26, 2024 33
insert_link Environment Sweden seeks to be winemaking’s next frontier By Camille Bas-Wohlert, with Johannes Ledel and Olivier Feniet in Stockholm Far north of iconic wine regions like Bordeaux and Tuscany, Sweden is seeing a burgeoning industry of vineyards and a first generation of winemakers trying to carve out a niche. "There are millions of techniques, and I don't have a grandfather or grandmother to ask. So we need to figure it out ourselves," Lena Magnergard, […] todayJuly 25, 2024 15