A megadam test for China and South Asia
2025-11-20
China has begun construction on what may become the world’s most ambitious effort to harness mighty rivers to generate electricity. The 60-gigawatt Lower Yarlung Tsangpo Hydropower Project portends a new frontier in renewable energy but also reopens long-standing questions about managing rivers that cross national borders and the unintended impacts of hydropower megaprojects on people and ecosystems depending on rivers.