"Although a direct causal link has not been established between the atmospheric phenomena observed in late October 2012 and the record-breaking sea-ice loss observed during the preceding summer months, all of the observations are consistent with such an interpretation," states the Oceanography article.
"We can't say for certain that the blocking pattern was because of the record sea ice loss, but it's consistent," Greene said. "The probability of all those things happening out of a convergence of natural variability in the climate system -- it strikes me as a lower probability than recognizing that we stacked the deck in favor of [these conditions.]"
Reprinted from Climatewire with permission from Environment & Energy Publishing, LLC. www.eenews.net, 202-628-6500