"A top senator got a free Super Bowl trip from one Marcellus Shale firm. The state permits such gifts."

"Fast-growing interest in natural-gas drilling could create a flood of cash for Ohio cities eager to treat wastewater used to coax the gas from deep inside Utica and Marcellus shale. But what's good for the cities might be bad for the state. The process could pollute Ohio streams and rivers, environmental officials say."

"The Confederated Tribes of the Umatilla Indian Reservation are leading the drive to push Oregon to adopt the nation’s strictest rules against toxic pollution of the state’s waters."

"A former top Pennsylvania official warned Maryland lawmakers to go slow in allowing drilling for natural gas in Marcellus shale deposits underlying the state's western mountains or risk the environmental and social problems his state is now experiencing from a poorly regulated wave of energy exploration."

"The EPA has proposed examining every aspect of hydraulic fracturing, from water withdrawals to waste disposal, according to a draft plan the agency released Tuesday."

"Chevron Corp.'s fight against plaintiffs seeking damages for crude oil pollution in Ecuador continued yesterday when the oil giant won a temporary restraining order against its opponents

"Virginia is about to limit state regulators' ability to protect public health and the environment from toxic discharges entering state waters from surface coal mines."

"The federal Environmental Protection Agency said Monday that it will review the consequences of large-scale development projects, such as the proposed copper and gold Pebble mine, in [Alaska's] Bristol Bay watershed."