California's overworked firefighters are being forced to take on another task — clearing dead trees.
Wildfire season is about to kick off in earnest. Here's how you can track it, one fire at a time.
Global warming and the whims of the weather mean California remains in drought despite the El Niño.
Three-fifths of wetlands in the West are in “poor” condition, but marsh restorations are underway.
New research shows acidification caused by carbon dioxide kills and stunts baby Dungeness crabs.
Warm weather out West has pushed the Lower 48 to its second warmest January through April on record.
Global warming is reducing oxygen supplies for marine wildlife along the West Coast and elsewhere.
Analysis finds a decrease in the percent of precip falling as snow in winter months for every region of the U.S.