Climate

Enriqueta Lima stood beside her car in Studio City, holding a puffer jacket over her head as a cold, steady rain fell Monday morning. Lima, 49, had parked near Fryman …

Southern California has been battered by a large and dangerous storm system that left record rainfall on Sunday and continued its push on Monday. The slow-moving atmospheric river parked itself …

Express lanes on eight miles of the truck-choked Interstate 15 will break ground this year and, officials promise, speed up commuters’ slog through the Inland Empire’s ever-growing sprawl of warehouses, …

Chilling rain, swirling gray clouds and blustery winds rolled into Southern California on Sunday as the strongest winter storm of the season geared up to deliver near-record rainfall and life-threatening …

The U.S. Environmental Protection Agency is preparing to reject California’s plan to curb air pollution in Los Angeles, a consequential move that could result in stiff economic sanctions and federal …

STEAMBOAT SPRINGS, Colo. —  Rural western Colorado rang in the new year with a howl. For the first time in U.S. history, a federally listed endangered species has been reintroduced to …

LONDON —  Climate activist Greta Thunberg was acquitted Friday of refusing to follow a police order to leave a protest blocking the entrance to a major oil and gas industry conference …

A dangerous, intense storm will move into Southern California this weekend, bringing the potential for widespread flooding, mudslides and debris flows. Officials are urging caution during the most treacherous periods …

State health officials know that extreme heat can cost lives and send people to the hospital, just like wildfire smoke. Now, new research finds that when people are exposed to …

Officials across Southern California are warning residents to prepare for what could be “life-threatening and damaging flooding” beginning Sunday, as a storm system fueled by a massive atmospheric river brings …