Opinions very widely over efforts to explain shale gas drilling to landowners, lawmakers in U.S.

PITTSBURGH, Pa. — Two-hundred and ten truck trips, 3-4 million gallons of water and noticeable degradation of rural roads. Those are typical metrics for a natural gas well that needs hydraulic fracturing to unleash embedded U.S. shale deposits deep underground. Together they can make for a very tough sell to area landowners, lawmakers and regulators. [...]