Questions and answers about saltwater spills
Thursday, July 10, 2014 - 18:30
in Earth & Climate
An estimated 1 million gallons of saltwater generated by oil drilling has leaked from a North Dakota pipeline, company and tribal officials say, and federal authorities are investigating whether any of the liquid reached Lake Sakakawea, one of the nation's largest man-made lakes. Here are some questions and answers about the spill and saltwater:...