Three Gorges Dam is affecting ocean life

Oceanographic surveys suggest that China’s Three Gorges Dam is already influencing biological productivity in the East China Sea, even though the structure is still under construction.

The dam, on the Yangtze River, will be the world’s largest when it begins full-scale operations later this decade (SN: 5/24/03, p. 323: Available to subscribers at A Dam Shame? Project may slam China’s biodiversity).