NOAA@NSIDC plans to change the baseline climatological period for the Sea Ice Index and the Arctic Sea Ice News and Analysis (ASINA) from 22 years (1979-2000, inclusive) to 30 years… Read more »
Two papers from the Environmental Working Group (EWG) Joint U.S.-Russian Arctic Sea Ice Atlas created in 2000 have been re-published as NSIDC Special Reports.
Arctic climate versus weather, water sky and ice blink, highs, lows, and the Arctic Oscillation: You’ll read about them, and much more, in All About Arctic Climate and Meteorology. The site… Read more »
A data set comprised of historical Greenland snow accumulation data from 1911 to 1981 has been released in digital format. This data was acquired and compiled by geologist Dr. Carl… Read more »
The contents of the World Glacier Inventory database have been put into three new formats. A shapefile for those who use GIS software, in a Generic Mapping Tools (GMT) file… Read more »
The Roger G. Barry Archives and Resource Center (ARC), formerly ROCS, at NSIDC maintains a unique and rare collection, documenting early polar exploration and the first scientific expeditions to the… Read more »
From 1893 to 1956, the Danish Meteorological Institute (DMI) created charts of observed and inferred sea ice extent for each summer month. These charts are now available from NSIDC.
The International Ice Patrol (IIP) Iceberg Sightings Database now contains 2010 and 2011 data.
This data set, Arctic Landfast Sea Ice 1953-1998, contains monthly mean concentrations of fast ice for the Arctic Ocean.
While the content remains the same, the Sea Ice Index Web site has been functionally redesigned so that it is easier to find and compare earlier years of Sea Ice Index data or check up on trends and anomalies in sea ice extent.