An abandoned mine land reclamation project in Smith Township has received a financial boost. A state grant of $193,493 was awarded to Natural Streams Foundation Inc. to support the initial planning ...

A coal seam is visible at an abandoned mine site in Clearfield County, Pa. A bill aimed at averting another government shutdown this month would divert $500 million for states and tribal governments ...

Abandoned mines and quarries are anthropogenically created subsurface and surface excavations that have ceased economic operation, forming a distinct focus of research in environmental geoscience, ...

Scientists at Oak Ridge National Laboratory have found a way to convert the nation's 500,000 abandoned coal mines into long-term energy storage using pumped hydro technology. Repurposing the mines ...