"Wall Street may be growing anxious about the negative impact of falling oil prices on energy producers, but the steep declines of recent weeks are delivering substantial benefits to American working-class families and retirees who have largely missed out on the fruits of the five-and-a-half-year economic recovery."

"Montana officials said Sunday that an oil pipeline breach spilled up to 50,000 gallons of oil into the Yellowstone River near Glendive, but they said they are unaware of any threats to public safety or health."

"Seven Nebraska landowners on Friday filed suits against the company behind the Keystone XL pipeline, alleging that a state law that cleared the way for the massive project violates the state's constitution."

"Back in 2006, SolarCity was a small Bay Area solar energy startup with a handful of employees. Before long, according to CEO Lyndon Rive, the company was doubling in size every year to keep up with voracious demand for rooftop solar systems. Today, the company has over 9,000 employees spread across 65 offices nationwide; they’re are busy every day designing, selling, and installing solar systems."

"The Organization of the Petroleum Exporting Countries issued a report on Thursday that downgraded demand for its crude for 2015, while also predicting slower oil-production growth in the United States."

"A federal judge in New Orleans ruled Thursday that 3.19 million barrels of oil were spilled during the 2010 Gulf of Mexico oil disaster. The ruling means BP now faces up to $13.7 billion in pollution fines for the spill, well below the amount federal prosecutors want the company to pay."

"Canada’s Natural Resources Minster Greg Rickford was on Capitol Hill again Tuesday pitching Keystone XL, as Senate supporters of the controversial pipeline tried to round up sufficient votes to override U.S. President Barack Obama’s threatened veto of any Congressional attempt to force approval of the project to ship Alberta oil sands crude to the Texas Gulf coast."

"New scientific sampling and analysis has found high concentrations of ammonium and iodide, two potentially hazardous pollutants, in oil and gas well drilling wastewater discharged into streams and rivers in Pennsylvania and other states."

"U.S. solar companies boosted their employee rolls by 22 percent last year, and now employ 86 percent more workers than they did in 2010, driven by rising demand in the world’s third-largest market."

"The White House announced on Wednesday that it is setting new goals for reducing methane emissions in the oil and gas sector, aiming to cut those releases by 40 to 45 percent from 2012 levels by 2025."