NSIDC

National Snow and Ice Data Center

Sea ice – northern hemisphere (1979 – 2016). Sea ice extent provided by the U.S. National Snow and Ice Data Center (NSIDC) is available for the Northern Hemisphere, Southern Hemisphere, and Globe. DATASOURCE: NOAA. WIDGET: factgraphs.org

The National Snow and Ice Data Center (NSIDC) at the University of Colorado Boulder (CU Boulder), part of the CU Boulder Cooperative Institute for Research in Environmental Sciences (CIRES), conducts innovative research and provides open data to understand how the frozen parts of Earth affect the rest of the planet and impact society.