NSF award 2539419 · University of Colorado at Boulder

Collaborative Research: Constraining Greenland Glacier Dynamics using Historical Aerial Photography

Final report due

28 February 2027

in 133 days · The award ends on 31 October 2026.

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No-cost extension notice21 Oct 2026in 3 days
award ending 2026-10-31 · Research.gov
PAPPG 24-1: “at least ten calendar days prior to the end date”
Final report due28 Feb 2027in 133 days
award ending 2026-10-31 · Research.gov
PAPPG 24-1: “no later than 120-days following the end date of the award”
Project outcomes report due28 Feb 2027in 133 days
award ending 2026-10-31 · Research.gov
PAPPG 24-1: “no later than 120 days following the end date”
Award is closed out28 Feb 2027in 133 days
award ending 2026-10-31 · Research.gov
PAPPG 24-1: “financially closed out 120 days after their expiration date”

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NSF lists this award's end date as 31 October 2026.
NSF rules say the final report is due no later than 120 days after that.
So the final report is due by 28 February 2027.

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Award card

Award number: 2539419
Period of support: 1 Sep 2026 – 31 Oct 2026
Amount: $503,299
Awardee: University of Colorado at Boulder, Boulder, CO
Program: ANS-Arctic Natural Sciences
Directorate: GEO

Abstract

This project will study how Greenland's glaciers have changed over time using a large archive of unprocessed aerial photographs taken by the U.S. military in the 1940s and 1950s. Of the hundreds of thousands of historical photographs collected over Greenland, less than 4% have been digitized and almost none have been used to study glacier change. By scanning and analyzing these images, the investigators will…

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