The noxious and fast-growing Eurasian watermilfoil has invaded a small lake in Pueblo connected to the Arkansas River, threatening more destruction.

Superintendent Megan Degenfelder addresses concerns that industry ties could muddle her work on state's behalf.

Toxic chemicals are going into the Congaree River near South Carolina’s only national park. But a new report says the federal ...

Homeowners with extensive damage to their homes in high flood risk areas from Asheville to Brevard to Chimney Rock have been ...

The purpose of this new infrastructure, a 5-mile tunnel stretching from Foster Park to the Maumee River east of downtown, is ...