"The East Coast is a passive margin, and methane isn't expected to come out of this environment. The margin hasn't been squeezed or pulled by plate tectonic activity for tens of millions of years, and that means a lack of escape routes for methane."
WAS passive evidently.
Hundreds of methane plumes erupting along east coast
Subject: Hundreds of methane plumes erupting along east coast 
Mon Aug 25, 2014 8:19 am
