Bosu says A Rocha has observed that many of the rivers and streams in the area, which previously ran clear, have turned brown with sediment since the miners overran the reserve. Miners, he says, have cut down trees along water courses, which he fears have been contaminated with mercury, cyanide and arsenic — all widely used in illegal mining operations.
read more... https://news.mongabay.com/2026/09/illegal-mines-threaten-biodiversity-and-drinking-water-in-ghanas-atewa-forest/