New Scientist: A stormier Arctic could fast-track the greenhouse gas into the atmosphere, potentially accelerating global warming.
"Significant quantities of methane are escaping the East Siberian Shelf as a result of the degradation of submarine permafrost," says Natalia Shakhova of the University of Alaska in Fairbanks. She and her team collected data -- at a great cost -- to show that vast areas are releasing plumes of methane gas, which is escaping into the atmosphere.
In August 2010, 11 sailors aboard...