"The Obama administration is telling American automakers that it would like cars and light trucks to average 56.2 miles per gallon by 2025 — a boost to fuel economy that would save consumers money at the pump and help with global warming but drive up the cost of automobiles."

"Fishermen are gearing up and hunters are taking aim — for Marcellus Shale gas drilling."

"With a January deadline looming on a US law mandating energy efficiency standards for lightbulbs, some political forces don't want to turn out the lights."

"Natural gas companies have been placing enormous bets on the wells they are drilling, saying they will deliver big profits and provide a vast new source of energy for the United States. ... [But documents show industry analysts voicing] skepticism about lofty forecasts and question whether companies are intentionally, and even illegally, overstating the productivity of their wells and the size of their reserves."

"Wary of a new surge in gas prices, the Obama administration said Thursday it is selling off 30 million barrels of oil from the country’s emergency reserves as part of a broader international response to lost oil supplies caused by turmoil in the Middle East and North Africa, particularly Libya."

"The U.S. ethanol industry is growing up. Moves in Washington to start weaning producers off government support are not expected to stunt a sector that had often been perceived as too fragile to withstand the travails of market forces."

"The current drought, drier than any other October-through-May stretch in Texas history, has heightened the stakes in an already contentious long-term planning battle over water from these lakes, which feed the lower Colorado River as it runs southeast to the Gulf of Mexico. It has pitted fast-growing cities like Austin, which depend on the water for drinking and recreation, against rice farmers near the Gulf, who need vast amounts of water for irrigation."

From his deck, Bob Arrington can hear the rustle of aspens and the chirp of birds. He can see the golf course; Battlement Mesa, still spring green, to the south; and Roan Plateau, pink and tan, to the north. Soon he may also be able to see a drilling rig — right near the sixth hole."

"The Obama administration [Thursday] said a proposal from House Natural Resources Chairman Doc Hastings (R-Wash.) to expedite oil and gas leasing and energy infrastructure permitting in an Alaska reserve could force federal regulators to flout environmental laws and includes a costly, redundant resource assessment."