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 result is a patchwork of laws protecting the nation’s wetlands. But if more Western states were to emulate their neighbors’ efforts and take action, millions of acres of wetlands could be saved, ...

The U.S. Geological Survey notes that groundwater is the source of drinking water for about half of the total U.S. population ...

A disturbance is expected to stall late this week over Florida and currently has a low chance for tropical or subtropical ...

A disturbance is expected to stall late this week over Florida and currently has a low chance for tropical or subtropical ...

The return of warm summer weather means residents and guests visiting the city can finally hit the water, especially those ...

A disturbance is expected to stall late this week over Florida and currently has a low chance for tropical or subtropical ...

A dataset unveiled today more than doubles the documented stream miles in the Chesapeake Bay Watershed, elevating the total ...

There have been brief moments of reprieve in the drought that has stretched on since 2000 in the western United States—a water-rich 2011, a snow-laden 2019—but those breaks have only ...

Chicago residents risk daily lead exposure from toxic pipes. Replacing them will take decades. The city with the most lead ...

The Colorado River’s four Upper Basin state commissioners further embraced the idea of a “divorce” with their Lower Basin ...

Our picks for events in and around Chicago this weekend, including Hot Wheels Monster Trucks, Volleyball Nations League and ...