However , there are several reports that shrinking polar ice is due more to changes in ambient wind direction than to increasing environmental temperatures per se .
Decreasing Arctic sea ice cover is one of the most visible manifestations of climate change , often linked to rising global temperatures .
There are several reports that shrinking polar ice is due more to changes in ambient wind direction than to increasing environmental temperatures per se .
Decreasing Arctic sea ice cover is one of the most visible manifestations of climate change , often linked to rising global temperatures .