Evidence suggests that China's "cradle of civilization" experienced marked climate disasters and social upheavals during the mid-late Holocene (around 3,000 years ago). However, the direct causes and ...
Craggy Dam blocks aquatic migration, traps sediment and elevates water temperatures, resulting in significant disruption to the river. ecosystem; ...
The Feb. 13 penstock rupture flooded the Yuba County hydroelectric facility, and triggered a landslide that put sediment, debris and oil in the Yuba River.
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