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Looking for facts and information? See About the Cryosphere.
Icelights: Answers to your burning questions about ice and climate
What's hot in the news around climate and sea ice and what are scientists talking about now? Read more...
About the Cryosphere
What is the Cryosphere?
When scientists talk about the cryosphere, they mean the places on Earth where water is in its solid form, frozen into ice or snow. Read more ...
The NSIDC Web site and data services are currently having intermittent problems and may be unavailable. We are working to restore these services as soon as possible and apologize for any inconvenience this may cause. Please contact NSIDC User Services for assistance.
We welcome everyone to our site. If you have questions about the site's content or about snow, please contact us. We also appreciate your comments and suggestions.
You may use all information and resources on this site free of charge for educational purposes. Unless otherwise specified, you may also use any uncopyrighted images found on this site. Please credit "NSIDC" when using images from this site. When you use information from All About Snow, please use the following citation:
National Snow and Ice Data Center. All About Snow. http://nsidc.org/snow/
All About Snow was designed, researched, and written at the National Snow and Ice Data Center (NSIDC). NSIDC is part of the Cooperative Institute for Research in Environmental Sciences, at the University of Colorado at Boulder. Scientists at NSIDC study snow, and NSIDC also distributes data and information regarding snow. NSIDC also studies other topics related to Earth's frozen regions, such as sea ice, glaciers, frozen ground, and ice sheets.
Project Coordinator: Laura Naranjo
Principal Scientist: Richard Armstrong
Content Developers: Richard Armstrong, Laura Naranjo, Stephanie Renfrow, and Betsy Sheffield
Site Production: Laura Naranjo
Site Reviewers: Richard Armstrong, Betsy Sheffield, and Lisa Booker
Education Resources: Online map tools, video, printed, and printable materials. Photographs, animations, and more.
Cryosphere Glossary: Find terms and definitions relating to snow and ice.
Cold Links: Search for Earth system education materials.
Is there fresh snow at the ski hill? Visit NSIDC Scientist Drew Slater's site for SNOTEL station snow data in the Western U.S., updated hourly.