Tag Archives: Botswana

The hunt for coronavirus variants: how the new one was found and what we know so far

Scientists find variants by sequencing samples from people that have tested positive for the virus. Lightspring/Shutterstock Prof. Wolfgang Preiser, Stellenbosch University; Cathrine Scheepers, University of the Witwatersrand; Jinal Bhiman, National Institute for Communicable Diseases; Marietjie Venter, University of Pretoria, and Tulio de Oliveira, University of KwaZulu-Natal Since early in the COVID pandemic, the Network for Genomics Surveillance in South Africa …

Read More »

Africa indigenous fruit trees offer major benefits. But they’re being ignored

The doum palm is an indigenous tree in Kenya which produces edible fruit. Wolfgang Kaehler/LightRocket via Getty Images Abiodun Olusola Omotayo, North-West University and Adeyemi Oladapo Aremu, North-West University Indigenous fruits have been collected from the wild for centuries for human consumption and other purposes. Across the African continent, indigenous fruit trees are valuable assets for local communities. But the …

Read More »

How fracking plans could affect shared water resources in southern Africa

Fracking in the headwaters of the Okavango delta may negatively affect the water quality in this water source area. GettyImages

Fracking in the headwaters of the Okavango delta may negatively affect the water quality in this water source area. GettyImages Surina Esterhuyse, University of the Free State Recently, news reports revealed plans by a Canadian oil and gas company, ReconAfrica, to explore for oil and gas in some of Africa’s most sensitive protected areas. These areas include the Namibian headwaters …

Read More »

Explainer: what’s behind the locust swarms damaging crops in southern Africa

The most effective means of controlling locusts is to prevent the swarms from forming. shutterstock

The most effective means of controlling locusts is to prevent the swarms from forming. shutterstock Frances Duncan, University of the Witwatersrand Seven million people in Botswana, Namibia, Zambia and Zimbabwe have been affected by a migratory locust outbreak currently ravaging crops and pastures across southern Africa. Professor Frances Duncan, whose research work involves investigating the survival strategies of brown locusts, …

Read More »