Arctic Sciences
Documenting Endangered Languages (DEL)
Paleo Perspectives on Climate Change (P2C2)
Long-Term Ecological Research (LTER)
![](https://webarchive.library.unt.edu/web/20170119004203im_/https://www.nsf.gov/images/x.gif)
![](https://webarchive.library.unt.edu/web/20170119004203im_/https://www.nsf.gov/images/x.gif)
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Summit Station, Greenland, Summer 2012 — The "Big House" with stratocumulus clouds in the background. (Photo by Kevin Hammonds, Department of Atmospheric Science University of Utah) |
Office of Polar Programs Special Announcements Archive
Last updated: 15 March 2016