Fireballs in the Arctic As Methane Seeps Uncovered

Fireballs in the Arctic As Methane Seeps Uncovered: "Cows are a red herring. The most dangerous potential source for methane release lies underneath thinning permafrost and glaciers in the Arctic. Ecologists have just mapped the seeps where methane is bubbling up, and they found more than 150,000 of them."