Arctic sea ice is expected to retreat to a record low by the end of this summer, scientists have predicted.Measurements made by the US National Snow and Ice Data Center (NSIDC) showed the extent of sea ice on 8 August was almost 30% below the long-term average.
Because the region's melting season runs until the middle of September, scientists believe this summer will end with the lowest ice cover on record.
Researchers have forecast ice-free summers in the Arctic by 2040.
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