Wednesday, 5 October 2011

Arctic sea ice hits second-lowest level


Arctic sea ice hits second-lowest level Washington: The extent of sea ice covering the Arctic Ocean in September declined to the second-lowest on record, said experts.

The Arctic ice cap grows each winter as the sun sets for several months and shrinks each summer as the sun rises higher in the northern sky.

Each year the Arctic sea ice reaches its annual minimum extent in September. It hit a record low in 2007.

The near-record ice-melt followed higher-than-average summer temperatures, but without the unusual weather conditions that contributed to the extreme melting of 2007.   Read More

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