The Colorado River’s largest reservoirs, Lake Mead and Lake Powell, have declined to the lowest combined levels on record. Researchers say this underscores the urgent need to cut water use.

A shorebird known for its sharp, orange bill and beady eyes is making a comeback in North America, thanks to a yearslong conservation effort.

Found weak and disheveled along the shoreline, the raptor believed to be nest cam star Jackie is receiving care while experts investigate what caused its decline.

Solar is exploding in the Central Valley as drought-stressed farmers look to alternatives.

The groups say the project’s environmental review did not account for effects on scarce water resources in the area.

After L.A. City Council rejected Mayor Bass’s proposal to eliminate the city’s climate emergency office, her administration quietly replaced its inaugural director with a senior Bass advisor.

Californians with contaminated water may have to wait longer for fixes as the state’s drinking water program faces a plunge

Since 2018, the California Beach Shark Safety program at Cal State Long Beach has tagged great whites in local waters and shared their locations with lifeguards.

A Southern California water agency is among those partnering with the federal government to prevent a large reservoir from reaching a critically low water level.

After devastating fires turned their forest into a moonscape, members of the Konkow Valley Band of Maidu found evidence of their vibrant tribal history everywhere.