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Home » Space/Science

Raw data September 8, 2013 10:58 am ER

http://www.geo.wvu.edu/~wilson/geomath

/IceCapShrinkage.pdf

This is the only full list of Arctic summer ice coverage during the satellite era I could locate. The list is dated, so the last two years (2012 and 2013) were filled in using Japanese space agency data.

Figures may vary slightly from different sources due to different averaging and smoothing algorithms, and due to differences in how the terms “sea ice extent” or the related parameter, “sea ice area” are defined.

Again, its the trends over time that matter, not the individual values.

In millions of square km. Dates marked with asterisks are record-breaking lows.

1979 – 7.2
1980 – 7.9
1981 – 7.3
1982 – 7.5
1983 – 7.5
1984 – 7.2
1985 – 6.9*
1986 – 7.5
1987 – 7.5
1988 – 7.5
1989 – 7.0
1990 – 6.2*
1991 – 6.6
1992 – 7.6
1993 – 6.5
1994 – 7.2
1995 – 6.1*
1996 – 7.9
1997 – 6.7
1998 – 6.6
1999 – 6.2
2000 – 6.3
2001 – 6.8
2002 – 5.9*
2003 – 6.2
2004 – 6.1
2005 – 5.6*
2006 – 5.9
2007 – 4.3*
2008 – 4.7
2009 – 5.4
2010 – 4.9
2011 – 4.6
2012 – 3.2* (JAXA)
2013 – <4.9 (JAXA)

  • NSIDC status: by TB 2013-09-13 22:46:31
    • Earth's energy balancing act simplified. by johannes 2013-09-09 18:14:55
      • You lost me right off the bat. by ER 2013-09-09 19:20:33
        • Communication failure and an error. by johannes 2013-09-10 16:36:34
          • Watts are a unit of power, not of energy. by ER 2013-09-10 22:02:23
            • A collateral calculation. by ER 2013-09-11 06:34:11
              • Interesting by johannes 2013-09-11 16:05:04
                • Conclusion: not enough to matter. by ER 2013-09-11 19:11:36
                  • I like the detail of your explanation, but by johannes 2013-09-12 19:52:58
                    • Here's an experiment that shows what the universe thinks of what you think is true. by alcaray 2013-09-16 18:12:01
                      • Interesting experiment, I'd like to see by johannes 2013-09-19 16:12:14
                        • Then there is cooling: (by evaporation naturally) by johannes 2013-09-19 16:28:11
                          • Evaporation is just convection. by ER 2013-09-20 06:02:49
                            • That is just the point. by johannes 2013-09-20 13:15:43
                              • What's the point by ER 2013-09-20 14:33:17
                                • The point is simple but the explanation is not. by johannes 2013-09-20 19:35:18
                          • Then there is cooling: (by evaporation naturally) by johannes 2013-09-19 16:25:49
                        • Heh. by TB 2013-09-12 20:37:47
          • If one had a ton of material - - - by bowser 2013-09-09 00:33:34
            • Remember Carl Sagan's nuclear winter? by ER 2013-09-09 07:51:06

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