A research geophysicist with the United States Geological Survey says it is safe to assume the recent earthquakes were due to wastewater injections in Oklahoma and Kansas.
A research geophysicist with the United States Geological Survey says it is safe to assume the recent earthquakes were due to wastewater injections in Oklahoma and Kansas. Jason Reed Getty Images
A research geophysicist with the United States Geological Survey says it is safe to assume the recent earthquakes were due to wastewater injections in Oklahoma and Kansas. Jason Reed Getty Images

The ground has been shaking in Kansas. What's causing these earthquakes?

March 08, 2018 11:12 AM