In climate-related flooding, a Ugandan river turns poisonous

In climate-related flooding, a Ugandan river turns poisonous

By Ashoka Mukpo Uganda’s Nyamwamba river, in the Rwenzori Mountains, has begun to flood catastrophically in recent years, partly due to climate change. Along the river are copper tailings pools from an old Canadian mining operation, which are becoming increasingly eroded by the flooding. According to a series of studies, these tailings have been washing into the water supply and soil of the Nyamwamba River Basin, contaminating human tissue, food […]

March 11, 2024 62

Africa

From trash to power: how to harness energy from Africa’s garbage dumps – and save billions in future damage

By Nkweauseh Reginald Longfor, Sophia University New research on garbage dumps in 44 sub-Saharan African countries shows that 95% are unregulated. The landfill sites still take in new garbage even when they are filled to capacity. As the waste decomposes, these sites release harmful greenhouse gases. However, using the methane gas to generate energy instead could save the continent billions of dollars. We talk to sustainability scientist and author of […]

December 12, 2023 18