Oklahoma links quakes to oil and gas industry wastewater
Clip: 04/22/2015 | 6m 28s
There has been a sharp increase in the number of earthquakes in Oklahoma in recent years. Some observers have suggested the rise of oil and gas drilling is responsible. The state’s government, however, hasn’t acknowledged that link until now. Gwen Ifill talks to Joe Wertz of StateImpact Oklahoma about the connection.
Aired: 04/22/15
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