Matt Korda, the associate director of the Nuclear Information Project at the Federation of American Scientists, assisted USA ...

Los Angeles County is included in an air quality alert reported by the National Weather Service on Friday at 12:35 p.m. The alert is in effect until Sunday Dec. 21, at midnight.

Orange County Coast, Orange County, San Bernardino and Riverside County Valleys, Riverside County Mountains and San Gorgonio Pass Near Banning are the focus of an air quality alert reported at ...

Explore This SectionEarthEarth ObserverEditor's CornerFeature ArticlesMeeting SummariesNewsScience in the NewsCalendarsIn ...

Orange County Coast, Orange County, San Bernardino and Riverside County Valleys, Riverside County Mountains and San Gorgonio Pass Near Banning are included in an air quality alert reported by the ...

The NWS Los Angeles/Oxnard CA reported an air quality alert at 1:11 p.m. on Sunday in effect until Monday at 1:15 p.m. The ...

Los Angeles County is included in an air quality alert reported by the National Weather Service on Sunday at 1:11 p.m. The ...

Along California’s 1,000‑mile shoreline, a new generation of maps is turning an abstract climate threat into something uncomfortably specific: street‑by‑street projections of which neighborhoods could ...

Discover how a NOAA map shows the risk of U.S. cities being submerged due to sea level rise by 2100, impacting communities and infrastructure. Donald Trump's aspirin comment stuns doctor Tommy Lee ...

The bitter cold weather in New Jersey today, Tuesday, Dec. 9, has teed up a potentially slippery travel day Wednesday, Dec. 10, as an Alberta clipper moves in, bringing a wintry mix of accumulating ...

A powerful winter storm system moving across the Great Lakes and Northeast is bringing snow and ice, frigid temperatures and ...