Dr. Barbara Ferrer said residents should assess their homes for soot, ash and smoke contamination before settling back in. "If you don't see visible soot or ash on surfaces and you don't ...

EPA announces new air quality standards for particulate matter, citing health risks The announcement marks the first update to the standards in 12 years. By Kelly Livingston and Stephanie Ebbs ...

The Trump administration’s slash-and-burn approach to federal programs has delivered a considerable hit to the nation’s environment, but experts say its plans to repeal hard-won protections ...