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Articles on 2022 environment

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Alain Libondo (17) left, and Nsinku Zihindula (25), hammering at solid rock to find cassiterite and coltan at Szibira, South Kivu. Photo by Tom Stoddart via Getty Images

What coltan mining in the DRC costs people and the environment

Coltan is indispensable to the making of modern electronic devices but its mining causes human and environmental disasters in the DR Congo.
Alien trees threaten biodiversity, increase the risk of wildfires and also guzzle water. Photo courtesy Cape Winelands Biosphere Reserve

Removing alien plants can save water: we measured how much

Clearing alien trees from mountain catchments is a more cost-effective approach to providing water than building and maintaining desalination plants.
Farmer-herder conflicts in some parts of the continent are in part driven by environmental degradation. Luis Tato via Getty Images

Climate may not directly drive conflict but it’s critical for building peace

Under certain conditions, climate can amplify security risks, with implications for lasting peace.

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