Environmental Protection Agency Administrator Lee Zeldin has revoked the Endangerment Finding – the 2009 scientific ...

While the haze slightly lifted Saturday morning, air quality levels are expected to worsen across the Chicago area over the ...

When wildfires burn, the smoke can travel long distances and degrade air quality far away, which presents risks for those ...

A detailed view of the sun covered by smoke from the Canadian wildfires as air quality alerts were issued across Minnesota ...

Smoke from Canadian wildfires has sent a blanket of smoke over the midwestern United States this weekend. The National ...

Most of the United States’ major climate regulations are underpinned by one important document: It’s called the endangerment ...

A famously liberal circuit court ruled in President Trump’s favor, authorizing a component of his sweeping effort to assert ...