The Vanishing Arctic
4th October, 2007
One of the most memorable parts of Al Gore’s film 'An Inconvenient Truth' was the cartoon polar bear trying to climb on the last piece of sea-ice in the Arctic, failing, and despondently swimming off into the sunset. With scientists this week reporting that autumn Arctic sea-ice coverage reached a record low this year, Al Gore’s cartoon may not be as far-fetched as it seems.
Factors that contributed to this extreme decline include the fact that the ice entered the warmer weather in an already weakened state. An unusual atmospheric pattern, with persistent high atmospheric pressures over the central Arctic Ocean and lower pressures over Siberia also pumped warm air into the region and helped push ice...
To view the rest of this article - you must be a paying subscriber and Login
Using this website means you agree to us using simple cookies.