Tag Archives: sea ice

Loss of Old Arctic Sea Ice

Old sea ice, which had survived several summers, used to dominate the sea ice of the winter Arctic. However, today less than half of the sea ice at winter maximum has survived at least one summer.  NOAA’s climatewatch has a … Continue reading

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Arctic sea ice begins its annual melt with less old ice

Arctic Sea Ice News & Analysis from the USA’s National Snow and Ice Data Center reports: Arctic sea ice extent has begun its seasonal decline towards the September minimum. Ice extent through the winter was similar to that of recent … Continue reading

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A transforming Arctic

From EO Newsroom This image shows Arctic sea ice concentration on September 8, 2008, as observed by the Advanced Microwave Scanning Radiometer–Earth Observing System (AMSR-E) sensor on NASA’s Aqua satellite. The observations are collected on a pixel by pixel basis … Continue reading

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Arctic sea ice: is it tipped yet?

RealClimate reports from the AGU about Arctic sea ice: is it tipped yet? The summer of 2007 was apocalyptic for Arctic sea ice. The coverage and thickness of sea ice in the Arctic has been declining steadily over the past … Continue reading

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Arctic sea ice at record low

In 2005 on Resilience Science, Line Gordon, wrote about recent research that we may have already passed tipping points in the Arctic. NSIDC Arctic Sea Ice News Fall 2007 is providing weekly updates on the state of Arctic sea ice, … Continue reading

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