1. Horizontal Drilling Video http://www.lario.net/index.php?option=com_content &view=article&id=8&Itemid=111 http://www.swn.com/mediaroom/pages/Player_640_ 360.htm?video=%2Fmediaroom%2FVideo%2Fhsd.flv

2. Eagle Ford Shale

9. CONTROVERSIES 9 (Hint: There Are a Few)

10. Shale Gas & Oil Controversies Methane in water wells Water consumption Groundwater contamination by HF Fracture fluid additives Surface spills at well pads Well blowouts Induced seismic effects Flowback and produced water management Deep injection well disposal Atmospheric emissions Health impacts Methane emissions, greenhouse gas issues Community impacts 10

11. Community Impacts: A Partial List Atmospheric emissions & health impacts Increased traffic Impacts on roads Increased noise Aesthetic effects – short and long term Need for well pad setbacks Economic impacts (beneficial) “Energy boom” effects Population growth - outpacing infrastructure Home value & rent increases Emergency services Health care School populations 11

12. Carrizo location – UT Arlington 12 Barnett Drilling Location University of Texas at Arlington Courtesy of UT Bureau of Economic Geology

13. 13 One mile

14. UT Study on Methane Leakage in Hydraulic Fracturing http://www.utexas.edu/news/2013/09/16 /understanding-methane-emissions/