California’s largest lake, the Salton Sea, is shrinking. One of it primary water sources, the Colorado River, is suffering an intense period of drought. Experts say it’s only expected to get worse, with the river’s water level dropping an estimated 30 percent by 2050. That would leave the people of Imperial County without a valuable water source for their farmland and a growing pollution problem. Special Correspondent Joie Chen explains.

 

 

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