News Scientists Pinpoint How to Calm Oklahoma’s Human-Made Quakes By kannavida Posted on November 30, 2016 Share Tweet Share Share Email Comments READ MORE view source In 2015, due to underground pressure buildup from injections, earthquake activity in parts of Oklahoma increased 900-fold compared to past levels. Related Items: Share Tweet Share Share Email Click to comment Leave a Reply Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Notify me of follow-up comments by email. Notify me of new posts by email.