This is the first article in a Mongabay series focused on changes to the ecology and hydrology of the Mekong River. Read Part Two. The Mekong River carves a vast aquatic lifeline through Asia. Rising in glacial streams high in the Tibetan plateau, the river morphs as it tumbles south through rocky ravines, steep-sided valleys … Continue reading As hydropower dams quell the Mekong’s life force, what are the costs?