Cover image (IMAGE) University of Texas at Austin Caption The cover of the special issue of AAPG Bulletin containing the seven Permian Basin studies led by researchers at the Bureau of Economic Geology at The University of Texas at Austin. The diagram illustrates the geologic complexity of Paleozoic strata used for wastewater disposal and the relationship to underlying seismogenic basement in the central Midland Basin of west Texas. Credit Ben Davis Usage Restrictions Include artwork credit License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.