Melting snow from California's Sierra Nevada is filling reservoirs. But dry conditions have shrunk the flow of the Colorado ...

A study by UC San Diego researchers reveals that pollutants found in the sewage-laden Tijuana River are ending up in the air ...

Big Bear Valley eaglet Sunny left the nest for the first time on Monday, marking a bittersweet milestone for the California bald eagle family and their thousands of fans.

Those heading up to Alaska for a late spring cruise this week got a heaping dose of weather reality as an atmospheric river ...

The 120-mile Tijuana River flows from Baja California into the United States and discharges millions of gallons of wastewater ...

The 120-mile Tijuana River flows from Baja California into the United States and discharges millions of gallons of wastewater ...

To save the Southern Residents, we will need to put organized, consistent pressure on our elected representatives.

Pollution from the Tijuana River makes its way into the air and decreases air quality as far north as La Jolla, according to ...

Coastal air samples around San Diego showed high levels of pollutants, including drugs and sunscreen chemicals.

Even-steven. That was the intent of delegates from the seven basin states in 1922 when they met near Santa Fe to forge a ...

The 120-mile Tijuana River flows from Baja California into the United States and discharges millions of gallons of wastewater — including sewage ...