Scientists said the discovery, off the United States coast where the continental shelf meets the deeper Atlantic Ocean, was unexpected, but had been going on for at least 1,000 years. Originally from:   Methane Is Discovered Seeping From Seafloor Off East Coast, Scientists Say ; ;Related ArticlesNational Briefing | West: Drought Said to Claim Trillions of GallonsKarachi Journal: Fishermen Cross an Imperceptible Line Into Enemy WatersStrong Earthquake Shakes Bay Area in California ;

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Methane Is Discovered Seeping From Seafloor Off East Coast, Scientists Say