Pennsylvania Congressman Launches Frack Waste Investigation as Concern Rises

Inside Climate News: In a reflection of growing national concern about the disposal of oil and gas waste, a Pennsylvania congressman launched an investigation Wednesday into the way his state regulates the discarding of the unwanted, often toxic material.

Rep. Matthew Cartwright, a first-term Democrat from eastern Pennsylvania, wants to know more about how the contaminated leftovers from hydraulic fracturing, or fracking, are regulated.

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