The Lower Youghiogheny River in southwestern Pennsylvania has been named one of the 10 most endangered rivers in the U.S. by American Rivers, a national organization that works to protect wild ...

Industry representatives insist that the wastewater from fracking has not caused serious harm anywhere in Pennsylvania, in part because it is safely diluted in the state's big rivers. But most of ...

Major flooding is occurring in parts of Pennsylvania, and rivers continue to rise in the Mid-Atlantic. July 25, 2018.

North American river otters once lived in every major river system in Pennsylvania. But because of development, otters largely disappeared from the state by the early 1900s. File - A North American ...

PITTSBURGH — Voting is now open for Pennsylvania’s 2024 River of the Year -- and two waterways that run through the Pittsburgh area are among three that were nominated. The Allegheny and ...