Sources: Geology [abstract], VoteSmart, Opensecrets [campaign funding info], OCC [PDF]
quote: prestigious scientific experts
quote: Science Says Oil Waste Caused Record OK Quake, Paid-Off Politicians Say Otherwise
quote: But state politicians who appoint the OGS scientists and OCC officials may have a bit of a vested interest. Chesapeake Energy, OGE Energy, Devon Energy, and others have paid hundreds of thousands of dollars to roll both state and federal Republicans in Oklahoma into office.