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 […] today1 August, 2024
