Arctic Sea Ice Lowest Its Ever Been
Illustration Credit: NSIDC
The National Snow and Ice Data Center here in Boulder has collected data from the 2007 melting season and discovered:
At the end of the melt season, September 2007 sea ice was 39 percent below the long-term average from 1979 to 2000 (Full Press Release).
These guys watch the ice from all over the planet using satellites with microwave radiometers along with meteorological satellites to get an idea of how much ice there is. Then, as the year progresses, measure how much of it is melting or growing.
In the northern hemisphere, as fall begins, the melting season ends …read more
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