> Against this backdrop of multiple causation and timeframe variability, it is difficult to identify a change in either the extent or thickness of Arctic sea ice that could be attributed to the increase in temperature that has been predicted to result from the burning of fossil fuels.
I guess the author missed a key qualification here. It's not enough to prove that global temperature has been rising.
I guess the author missed a key qualification here. It's not enough to prove that global temperature has been rising.