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Range Resources

Kenton Ganster, left, stands with his mother, Kathleen, with a drilling rig used for fracking visible in the background off of the Rachel Carson Trail north of Pittsburgh.

Drilling rigs used in fracking found along nature trail irk some hikers

Environment

She stood for environmentalism. Now a drilling rig stands along the trail in her name.

Sediment from a stream bed containing fracking wastewater (jars on the left) developed orange residues after 90 days; sediment from a clean stream bed (jar on the right) did not.

As fracking booms, waste spills rise — and so do arsenic levels in groundwater

Environment