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An aerial view shows high water conditions at Oroville Dam located at Lake Oroville in Butte County, California. Photo taken May 20, 2025.

While California’s climate has always swung between dry and wet conditions, the past five years have proven what climate science has predicted: California must be prepared for extreme weather events of all kinds, even simultaneous drought and flood conditions.

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The invasive golden mussel recently detected in lakes and reservoirs in California. Photo from the Department of Water Resources.

The Department of Water Resources (DWR), California Department of Fish and Wildlife (CDFW), and California State Parks have confirmed presence of the invasive golden mussel at Pyramid Lake in Los Angeles County and Silverwood Lake in San Bernardino County.

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