The future of the Colorado River is still up in the air after negotiators failed to meet a deadline set by the federal ...

Groundwater storage may be a viable answer to reducing California's soaring surface water costs, economists say.

A new analysis tries to calculate the coming environmental footprint of AI in the US and finds that the ideal sites for data ...

Western politicians and tech companies are pushing a "nuclear renaissance" to deliver power for artificial intelligence and ...

U.N. negotiations among nations over curbing climate change don't include California, but Gavin Newsom sees a chance for leadership anyway.

CALIFORNIA IS KNOWN for its beautiful beaches, and awe-inspiring coastline. But it is under threat because the global rate of sea-level rise has more than ...

Western states in the Colorado River basin are racing a federal deadline to hash out how to share the overtapped river. As the clock ticks down, two questions looms large: Just how real is this ...

California often swings between climate extremes—from powerful storms to punishing droughts. As climate change drives more ...