Fracking’s Methane Trail: A Detective Story

Gaby Petron didn’t set out to challenge industry and government assumptions about how much pollution comes from natural gas drilling.

She was just doing what she always does as an air pollution data sleuth for the National Oceanic and Atmospheric Administration.

http://www.npr.org/2012/05/17/151545578/frackings-methane-trail-a-detective-story?sc=tw&cc=share