Sacramento Bee: As U.S. oil and gas production increased this past decade, so, too, did spills of salty oilfield wastewater that can foul the land, kill wildlife and threaten freshwater supplies. An Associated Press analysis of 11 states found more than 180 million gallons of wastewater spilled from 2009 to 2014. Questions and answers about this damaging byproduct of energy production:
WHAT IS IT?
Oilfield wastewater is the fluid that comes to the surface when oil and gas are pumped out of the earth. Some...