New York Times: Pennsylvania will step up its monitoring of naturally occurring radiation levels in water, rock cuttings and drilling wastes associated with oil and gas development in a yearlong study that will be peer-reviewed, the state`s environmental agency reports.
The study will also assess radiation levels in the pipes, well casings, storage tanks, treatment systems and trucks used by the natural gas industry, which has drilled thousands of wells in the gas-rich Marcellus Shale over the last five years....