D has been used as a pesticide since the 1940s, and gained notoriety as a component of Agent Orange, used by U.S. forces in ...

The study found that even low levels of arsenic in drinking water may increase the risk of below average birth weight and ...

A brutal heat wave across the eastern United States trapped millions of people in sweltering air this week with record-high ...

Smoke from raging Canadian wildfires is once again worsening air quality in some U.S. states.. Parts of the Dakotas, Minnesota, Wisconsin, Illinois, Indiana, Ohio and other states were all ...

Smoke from raging Canadian wildfires is once again worsening air quality in some U.S. states. Parts of the Dakotas, Minnesota, Wisconsin, Illinois, Indiana, Ohio and other states were all ...

Wildfire smoke from Manitoba, Canada, will blow across two dozen states through Saturday, reducing air quality and creating hazy skies.

Smoke from raging Canadian wildfires is once again worsening air quality in some U.S. states. Parts of the Dakotas, Minnesota, Wisconsin, Illinois, Indiana, Ohio and other states were all ...

A satellite image shows smoke rising from wildfires in Manitoba, Canada, on May 27, 2025. Smoke from Canadian wildfires impacted air quality in several U.S. states on May 31, 2025.