Illegal gold mine in southern Ghana (IMAGE) University of Cambridge Caption Southern Ghana is a global hotspot of extraction-induced threats to biodiversity. Artisanal small-scale alluvial gold mining like this threatens important bird areas through environmental mercury pollution. Credit David Edwards Usage Restrictions With credit License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.