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Climate Change

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.
Water
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 […]
By • March 20, 2026
Water flows along the All-American Canal near Winterhaven on Aug. 13, 2022. The canal conveys water from the Colorado River into the Imperial Valley. California water agencies that rely on the Colorado River, said Wednesday, Oct 5, 2022, that they can reduce their use by up to 400,000 acre feet annually, an amount that's roughly one-tenth of the river water the state receives. Photo by Gregory Bull, AP
Water
No deal on the Colorado River despite Trump administration deadline
The federal government has often set deadlines on the Colorado River, but in recent years has rarely enforced them. Negotiations among California and the six other basin states will now continue into next year, as Arizona ramps up its rhetoric and calls for a firmer hand from the Trump Administration in the talks.
By • November 11, 2025
A close-up view of a white sign that reads, "COP30 Brasil Amazonia Belem 2025" set up against a brown fence structure.
Climate Change
Newsom brings California to the heart of the Amazon — and the U.N. climate conference
California state officials are in Brazil for the annual United Nations climate conference. The visit highlights California’s role as a climate leader and supports its environmental policies, especially since the U.S. has no official federal delegation. However, some critics question whether the trip is worthwhile because California lacks the power to make international agreements.
By and • November 11, 2025

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