The San Jacinto Tunnel is a 13-mile-long, concrete-lined water tunnel built between 1933 and 1939, carrying Colorado River ...

Just outside Dunsmuir, Mossbrae Falls cascades down mossy cliffs in ethereal curtains of mist, a natural wonder that should ...

Environmental groups are decrying an executive order signed by President Donald Trump to expedite deep-sea mining for ores ...

Marin County’s water supply could get a healthy boost during wet years if a pipeline project initiated this week by the Marin Municipal Water District ...

Coast Guard rescue missions failing after running into unexpected currents. Surprise atmospheric river storms flooding downtown San Francisco. Seafood contaminated by unseen algal blooms. California ...

A slow spring storm is headed for California this weekend, but it’s missing one key ingredient that typically drives the state’s most intense weather events: the jet stream. Instead, this weekend’s ...

Stay updated on the ever-changing atmospheric conditions with our comprehensive Weather category. From local forecasts to global climate patterns, we bring you the latest insights ...

Gareth Vipers is senior editor for The Wall Street Journal based in London, focusing on digital coverage and breaking news.

The past six months have proven to be a tale of two Californias when it comes to atmospheric river events. While Northern ...

Vermont was the first state to try to hold polluters accountable for climate disasters. New research aims to assign specific ...

Tuesday is Earth Day, and it is happening on a year the earth could use a day off. While lawsuits pour into courts over the Trump administration's cancelation of funds for climate-directed projects ...