资讯

KABUL, June 1 (Xinhua) -- Authorities have completed construction of a water catchment dam in southern Afghanistan's Kandahar province to help overcome water shortage, reported the state-run Bakhtar ...
The massive expansion of hydropower along the Mekong River is putting 18 per cent of the world’s freshwater fish supply at risk as well as food security in the Mekong region. Dam development is ...