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California has set some of the world’s most aggressive climate and clean-energy policies. We investigate how successful these policies are and how they affect Californians.

A juvenile salmon is laid onto a white ruler to measure while inside a small net in a bucket of water.
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Endangered salmon returned to California’s far north — then the money dried up
Two years ago, Gov. Gavin Newsom unveiled a strategy to save declining salmon — spotlighting a historic partnership with the Winnemem Wintu Tribe to reintroduce endangered winter-run Chinook to the vital, cold waters upstream of Lake Shasta in far northern California.  Now, tribe officials say the state is ending its support, potentially causing salmon restoration […]
에 의해 • 4월 4, 2026
An aerial view of a large dam spanning a deep blue reservoir, surrounded by rolling green hills covered in trees and shrubs. The water extends into multiple inlets and peninsulas, creating an intricate shoreline. In the background, snow-capped mountains rise above the horizon under a clear blue sky. A hydroelectric facility and other infrastructure are visible near the base of the dam, along with winding roads leading through the landscape.
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Record heat, melting snow: What does it mean for California’s reservoirs?
A record-baking heat wave is scalding California, with major consequences for the state’s most important reservoir: its snowpack.  Providing about a third of the state’s water supply, the Sierra Nevada snowpack is a vital source of spring and summer runoff that refills reservoirs when the state needs the water most.  But a warm wet storm […]
에 의해 • 3월 20, 2026

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Climate Change - CalMatters
News and analysis about climate change and its impact in California.
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