"The Tesla chief executive, Elon Musk, has unveiled new energy products aimed at illustrating the benefits of combining his firm, which makes electric cars and batteries, with solar installer SolarCity."

"Native American protesters are preparing to take a 'last stand' against the Dakota Access pipeline after police raided their camps and arrested hundreds, paving the way for construction of the final stretch of the controversial oil project."

"As oil and gas companies work their way through the worst slump in their industry in more than two decades, General Electric is making a huge move to bolster its own business that serves those companies."

"Colonial Pipeline Co shut down its main gasoline and distillates pipelines on Monday after an explosion and fire in Shelby, Alabama, killing a worker and sending five to the hospital - the second time in two months it had to close the crucial supply line to the U.S. East Coast."

"RUSSELL, Pa. — There are 44 miles of dirt roads in rural Farmington Township, Warren County, hard against the New York state line, and it’s not uncommon to see horse-drawn Amish buggies clip-clopping up and down them. In summer, Amish children walk the roads barefoot. It’s also not uncommon over the last decade to see tanker trucks spraying and spreading thousands of gallons of salty “brine,” wastewater from gas and oil well drilling, onto those same roads."

"Of all the environmental and climate change challenges facing North Carolina—including its vulnerability to sea level rise, the extreme flooding from Hurricane Matthew, the wisdom of drilling offshore and fracking throughout the state—the one issue Gov. Pat McCrory has struggled with most politically is coal ash."

"Exxon Mobil, in a concession to market and regulatory pressures, said Friday that it might be forced to write down the value of some of its oil and gas assets in Canada and elsewhere if energy prices remain low through the end of the year."

"Florida’s biggest electric utility companies are backing a proposed constitutional amendment that, the campaign says, 'promotes solar in the Sunshine State.' Not so: If Florida voters approve the ballot measure, it could pave the way for utilities to raise fees on solar customers and cast a heavy cloud over the future of rooftop solar energy in Florida."

"Police arrested 141 Native Americans and other protesters in North Dakota in a tense standoff that spilled into Friday morning between law enforcement and demonstrators seeking to halt construction of a disputed oil pipeline."