Wastewater produced in oil and gas extraction operations is often disposed of in deeper layers previously emptied of their oil and gas. Credit: USGS

Wastewater produced in oil and gas extraction operations is often disposed of in deeper layers previously emptied of their oil and gas. Credit: USGS

Wastewater produced in oil and gas extraction operations is often disposed of in deeper layers previously emptied of their oil and gas. Credit: USGS

Follow her
Latest posts by Alka Tripathy-Lang, Ph.D. (see all)