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Scientists Square Off Over Fracking
Dr. Conrad Volz on methane contamination from fracking wells
EDF scientist Sam Pearsall on fracking
No Water Contamination due to Hydraulic Fracturing says President's Science Advisor John Holdren
Cornell's Howarth calls natural gas from shale nearly as dirty as coal -- or dirtier
Dr. Ingraffea Facts on Fracking
Fracking and science: Can we get to a better place? | Ken Klemow | TEDxStroudsburgLibrary
Shutting down flat Earthers, Neil deGrasse Tyson style | Big Think
How Sure Are Climate Scientists, Really?
Professor Mike Stephenson - Will gas warm us up or help cool us down?
'Fracking' Connected to Quakes?
Mike Stephenson on Shale Gas and Fracking:The Science behind the Controversy.