"PALERMO, Italy -- Inside a midnight-blue BMW, a Sicilian entrepreneur delivered his pitch to the accused mafia boss. A new business was blowing into Italy that could spin wind and sunlight into gold, ensuring the future of the Earth as well as the Cosa Nostra: renewable energy."

"The volume of drilling wastes from Pennsylvania’s Marcellus shale is growing and threatening to overwhelm existing waste-handling infrastructure in Ohio and other states, according to a study released Tuesday."

"The governor of Nebraska on Tuesday approved a revised route through the state for the Keystone XL pipeline, setting up a decision for President Obama that pipeline opponents say will be a crucial test of his intentions on climate change."

"The Atlantic Canyons off the Northeastern U.S. plunge as deep as 15,000 feet and harbor diverse and fragile marine ecosystems. Now, the Obama administration’s plans to consider offshore oil and gas exploration in the canyons is troubling conservationists."

"The lighting industry has finally come up with an energy-efficient replacement for the standard incandescent bulb that people actually seem to like: the LED bulb."

"In a bid to clean up one of the nation’s dirtiest coal-fired power plants without causing economic harm to the Navajo Nation that surrounds it, the Environmental Protection Agency indicated on Friday that it would give the plant’s owners five extra years, until 2023, to install expensive state-of-the art emissions reduction equipment."

"Phil Anschutz -- who has made money out of everything from a well explosion to a failing railroad -- is looking to wager $9 billion on the fierce winds of Wyoming."

"Opponents of the Keystone XL pipeline and the heavy Canadian crude oil that it would carry released two reports on Thursday asserting that the environmental impacts of the project are worse than previously estimated, and urged the Obama administration to veto it."

"HOUSTON -- Royal Dutch Shell’s Arctic drilling program is now officially in jeopardy and its prospects will depend on the findings of two continuing federal inquiries. One review is on the grounding of the Kulluk drill ship on New Year’s Eve after it was set adrift for five days in stormy weather, and the other is on the safety management of the entire Shell program."

"CHEYENNE, Wyo. -- Gov. Matt Mead has joined those expressing disappointment that the U.S. Environmental Protection Agency has extended for a third time a public comment period on a report on groundwater pollution in a Wyoming gas field rather than moving toward wrapping up the study."