Twice as Much Methane Escaping Arctic Seafloor

The Arctic methane time bomb is bigger than scientists once thought, according to a new study. About 17 teragrams of methane escapes each year from a broad, shallow underwater platform called the East Siberian Arctic Shelf.



via LiveScience.com http://www.livescience.com/41476-more-arctic-seafloor-methane-found.html