California’s long-term plan to manage the Sacramento-San Joaquin Delta has a tough fight ahead of it. The Delta Plan is now facing four lawsuits.

Firefighters are mopping up the smoldering remains of a 250-acre grass fire west of Roseville. The fire's out, but the remaining pollution has caused Sacramento County to issue an air quality advisory UPDATED 3:45 P.M.)

California’s low carbon fuel standard may be driving the development of alternative fuels more quickly than expected. A new report shows significant progress in fuels that can replace or blend with gasoline and diesel.

California’s budget agreement borrows $500-million from the state’s cap-and-trade program. Environmentalists say the maneuver neglects polluted communities.

Nevada has recommitted to the relationship with California on development and environmental restrictions at the lake, but there is a caveat.

Some of United Airlines’ best customers say the carrier should stop lobbying against policies designed to cut carbon emissions from the industry. The complaints come just as an international group meets to set standards for airline pollution.

The legislative battle over more stringent regulation of a controversial method of extracting oil and natural gas in California is far from over. Lawmakers will discuss the issue once again this week.

A new parking garage at Cosumnes River Community College is open to students and the public.

The triple-digit temperatures expected over the next several days have prompted CAL FIRE to increase staffing.

The performance of a new clean-burning alternative fuel for heavy duty trucks will soon be tested in California.

The EPA and lawmakers say California needs to do more to provide communities with safe drinking water.

Temperatures in the Sacramento Valley could reach 110 degrees by Saturday and people who have to work outside are already planning for the heat.