Environment

New regulations by the air resources board are better for oil refiners but the state will get less auction money to use for wildfire prevention and other projects.

California set the country's most ambitious plastic recycling deadline. Now both environmental advocates and plastic producers may head to court.

Billions of gallons of sewage have entered San Diego communities through the Tijuana River. Local leaders are speeding up plans to clean up the river and protect public health.

Climate programs cause smaller costs in California's gas prices, but the limited supply routes and a highly concentrated refining market cause bigger price boosts.

AB 2356 has been postponed. If passed it would return Tolowa Dunes State Park to the Tolowa Dee-ni’ Nation but still preserve public access.

California’s first new conservancy in more than 15 years will oversee restoration, manage habitat and improve air quality at the deteriorating Salton Sea

Lawmakers discussed bills that allow lawsuits against business monopolies and businesses that affect climate change.

Climate change and age are stressing California's water infrastructure, endangering struggling salmon populations and other wildlife.

The state placed six mountain lion species on the threatened list, so road and land developers must evaluate projects to not isolate pumas.

Students in this San Diego beach town face sewage pollution that causes headaches, asthma, rashes and brain fog, as schools contend with sewage pollution from the Tijuana River.