"Federal laws meant to protect drinking water require fracking companies to get a permit before using diesel fuel in the drilling process."

"A mine plans its death before its birth. The leftover waste from mines is so hazardous that mining companies must figure out what to do with it decades in advance, even before they start digging."

"A study in a rural Ohio county where oil and gas drilling is booming found air pollution levels near well sites higher than those in downtown Chicago."

"ODESSA, Texas -- Elaine Beadle initially thought the odor creeping into her home on this city's west side was a sewer leak."

"Climate change activists have opened a new front in their fight against fossil fuels at the Federal Energy Regulatory Commission."

"BISMARCK, N.D. -- One year after a pipeline rupture flooded a wheat field in northwestern North Dakota with more than 20,000 barrels of crude, Tesoro Corp. is still working around the clock cleaning up the oil spill -- one of the largest to happen onshore in U.S. history."

"MOORINGSPORT, La. - Cleanup crews continue to mop up a 4,000-barrell oil spill into a four-mile stretch of Tete Bayou northwest of Shreveport."

"Chevron Corp. is spending millions of dollars on a Richmond, Calif., city council election in an attempt to 'buy' the council, Sen. Bernie Sanders (I-Vt.) said."

"Climate change and invasive mussels may have made Lake Erie a more inviting host for toxic bacteria in recent years, suggesting that ambitious goals are needed for reducing phosphorus runoff that feeds large blooms like the one that forced a temporary tap water shutdown in and near Toledo, Ohio, scientists said Wednesday."