LANSFORD, Pa. (WPVI) -- In this edition of One Tank Trips, we are going underground - and back in time - for an up-close look at a coal mine in Carbon County. The No. 9 Coal Mine operated from ...

Revitalizing old coal mines for energy storage can offer coal ... of the Kleinman Center for Energy Policy at the University of Pennsylvania. "Developers are wary of hidden costs, from structural ...

The Pennsylvania Department of Environmental Protection has approved the expansion of an underground coal mine in Westmoreland County. Johnstown-based LCT Energy LP operates the 2,800-acre Rustic ...