State of the Cryoshpere SOTC

September Sea Ice Concentrations

Animation of September sea ice concentration, 1979-2009
Image by Matt Savoie, National Snow and Ice Data Center, University of Colorado, Boulder, using SSM/I data overlaid onto the NASA Blue Marble.

Last updated: 13 November 2009

General and scientific terms related to sea ice


NSIDC's blog for the Arctic sea ice minimum season


Answers to common questions about Arctic sea ice


Find basic information on Arctic sea ice.


Overview of different sea ice types and why sea ice matters


University of Colorado at Boulder Cooperative Institute for Research in Environmental Sciences (CIRES)

The National Snow and Ice Data Center
Supporting Cryospheric Research Since 1976
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