From reproductive rights to climate change to Big Tech ... is then predicted to weaken as it continues to chart a path through to northern California and southwest Oregon by Friday.

By Alejandro Lazo, Calmatters Diane Moss lost her home in the Santa Monica Mountains after power lines ignited the ...

Particulate matter (PM2.5) is a mixture of small particles and droplets less than 2.5 micrometers in diameter. It is regulated in outdoor air in the United States by the U.S. Environmental Protection ...

as it charts a destructive path through California and Oregon. The extreme weather event brought damaging winds, rainfall and flash flooding that killed at least two people, downed trees and power ...

Being exposed to wildfire smoke over a long period of time could increase the risk of developing dementia even more than exposure to other sources of air pollution, according to new research — a ...

SACRAMENTO, Calif. -- In anticipation of lawsuits against the incoming Trump administration, Gov. Gavin Newsom is asking state legislators to set aside $25 million to create a litigation fund.

Chart: The Economist Rob Bonta, California’s attorney-general ... This will be most evident in climate diplomacy, where America will abdicate global leadership by pulling out of the Paris ...

Kelly Curran breaks down the big totals from Saturday's storm across Northern California.

AND YES, IT IS AN ALERT DAY TODAY BECAUSE OF NOT JUST THE RAIN THAT WE’RE EXPERIENCING ALREADY IN THE VALLEY, BUT HEAVY SNOW IN THE SIERRA. AND ON TOP OF THAT, SOME PRETTY STRONG WINDS. SO LET’S GET ...

Elsewhere, inclement weather plagued areas of the U.S., with dangerous conditions including heavy snow in upstate New York, a ...

Just 5% of California's water supply for the State Water Project is slated to be distributed among the state's farms, ...