EcoWatch: The stunning loss of Arctic sea ice extent in recent years is undeniable--satellite measurements have conclusively shown that half of the Arctic sea ice went missing in September 2012, compared to the average September during 1979 -- 2000. But the extent of ice cover is not the best measure of how the fire raging in Earth`s attic is affecting sea ice--the total volume of the ice is more important.
Arctic sea ice volume in thousands of cubic kilometers during the September minimum in 1979 compared...