A drilling technique that is beginning to unlock staggering quantities of natural gas underneath Appalachia also yields a troubling byproduct: powerfully briny wastewater that can kill fish and give tap water a foul taste and odor. With fortunes, water quality and cheap energy hanging in the ...

HOUSTON (Reuters) - A group of shareholders who focus on the environment said on Tuesday they are targeting companies operating in the Marcellus Shale to ensure development of natural gas does not pollute or endanger human health. The shareholder proposal campaign, aimed at 12 companies including Chesapeake Energy Corp, EOG Resources Inc and Exxon Mobil Corp, was sparked by mounting worry ...

The Environmental Protection Agency said New York regulators have much more work to do on proposed regulations that have already held up gas drilling in the state's part of the massive Marcellus Shale formation for more than a year. The EPA submitted its comments Wednesday on ...