Silt-laden water spills over the top of Matilija Dam, operated by the Casitas Municipal Water District, near Ventura, California. Its reservoir is almost full of sediment, and a new plan for removing ...
Slowly but surely, the world’s reservoirs are getting gunked up with sediment. In an unblocked river, the flowing water carries bits of sediment along—picked up from river banks or swept into the ...
Lake Powell, an iconic centerpiece of the Colorado River Basin and the second-largest reservoir in the United States, is facing an escalating crisis as decades of sediment buildup threaten its future.
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