Brine spills from oil development in western North Dakota are releasing toxins into soils and waterways, sometimes at levels exceeding federal water quality standards, scientists reported Wednesday.
Samples taken from surface waters affected by waste spills in recent years in the state's Bakken oilfield region turned up high levels of lead, ammonium, selenium and other contaminants, Duke University researchers said.
Scientists say oilfield wastewater spills release toxins
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