A regular seasonal melting of Arctic sea ice during the northern summer has prompted alarming claims that global warming is causing the melting of the northern ice-cap. But is this true?
The reports have been fuelled by statements from the US National Snow and Ice Data Center (NSIDC), widely considered across the world as the main authority on Arctic Sea ice.
All international observers agree that the current extent of Arctic Sea ice is low, and media reports reflect this fact.
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