'Sapphire rush' threatens rainforests of Madagascar

The influx of thousands of gem hunters is disfiguring a protected environment and prompting calls for military interventionA “sapphire rush” has brought tens of thousands of people into the remote rainforests of eastern Madagascar, disfiguring a protected environmental area and prompting calls for military intervention.More high-quality sapphires have been found in the biodiverse area known as Corridor Ankeniheny-Zahamena in the past six months than were found in the entire country o