Arctic Ice on the Up and Up

Science Matters

Despite what you may be hearing, Arctic ice is not presently declining, a big disappointment to fear mongers. Something happened to cause a rapid decline in the decade 1998 to 2007, but since then the ice has been stable or slightly rising.

The analysis below comes from the MASIE dataset, whose managers have no stated position on global warming, climate change, or the future of Arctic ice. They simply report daily ice conditions for the safety of ships operating in Arctic seas. It is the highest resolution, most accurate report of daily ice conditions. MASIE historical records became available once NSIDC confirmed that the records have reasonable consistency starting with 2006.

Big Picture Shows Recovery from 2007 Low

Arctic ice extents are cyclical with maximums occurring in March and the annual minimums in September. Autumn snowfall and winter weather affect the March ice, and September varies with warm and salty…

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