With more than 1,000 hydropower sites in the region, why did warnings about their cumulative impact on the environment go unheeded?

China’s planned Medog hydropower project on the Yarlung Tsangpo has been described as the world’s largest hydropower scheme. Reports of an active fault beneath the site have…

Authorities in Nepal on Tuesday said that rescuers are focusing on three hydropower project tunnels where they believe dozens of workers could be trapped. The announcement…