"The coal export terminal proposed for the Columbia River town of Longview, Wash. is moving to the next phase in the environmental review process."

"NIPTON, Calif. — The Ivanpah solar power plant stretches over more than five square miles of the Mojave Desert. Almost 350,000 mirrors the size of garage doors tilt toward the sun with an ability to energize 140,000 homes. The plant, which took almost four years and thousands of workers assembling millions of parts to complete, officially opened on Thursday, the first electric generator of its kind. It could also be the last."

"WASHINGTON — The sign is ubiquitous on city buses around the country: 'This bus runs on clean burning natural gas.' But a surprising new report, to be published Friday in the journal Science, concludes that switching buses and trucks from traditional diesel fuel to natural gas could actually harm the planet’s climate."

"A 120-car Norfolk Southern Corp train carrying heavy Canadian crude oil derailed and spilled in western Pennsylvania on Thursday, adding to a string of recent accidents that have prompted calls for stronger safety standards."

"RALEIGH — The U.S. Justice Department has opened a criminal investigation into the state environmental agency tasked with regulating Duke Energy after a coal ash spill left the Dan River so polluted that people were advised to avoid contact with the water."

"U.S. scientists announced on Wednesday an important milestone in the costly, decades-old quest to develop fusion energy, which, if harnessed successfully, promises a nearly inexhaustible energy source for future generations."

"HOUSTON — T. Boone Pickens has personified the nation’s oil industry for more than a generation. So when he made an offhand comment at a conference here a few weeks ago expressing reservations about lifting the nation’s ban on exports of crude oil, he startled some of his old allies in the business."

"We often talk about climate change as a matter of science. But the biggest questions are really about money. How much would it cost to fix the problem — and what price will we pay if we don't?"

"WASHINGTON — The Obama administration on Tuesday moved to exert more control over the injection of diesel fuel deep underground to extract oil and natural gas, its first foray into addressing the potential contamination of water from the controversial technique."

"DILLINER, Pa. -- One worker has been injured and another is missing after a natural gas well explosion and fire in southwestern Pennsylvania, within miles of the West Virginia border."