The crisis affects 25 million more people than last year, putting families at serious health risk. California cities dominate the worst air quality rankings, with pollution levels reaching decade-high ...

Air pollution levels keep getting ... a heart attack.During the research period, the report says, short-term particle pollution in the US was the highest level it has been in 16 years, with ...

The letter, sent by Southern Environmental Law Center (SELC) on NAACP's behalf, alleges xAI has violated federal law by using ...

An Air Pollution Action Day was called Wednesday morning for the Chicago area and is in effect until midnight, weather ...

WASHINGTON (Reuters) -President Donald Trump's administration has proposed repealing rules passed under former President Joe ...