NSF award 2538744 · University of Washington

Assessing the role of absorbed solar radiation, clouds, and boreal fire aerosols in the slowdown of Arctic warming and sea ice loss.

Final report due

28 January 2030

in 1,198 days · The award ends on 30 September 2029.

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award ending 2029-09-30 · Research.gov
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award ending 2029-09-30 · Research.gov
PAPPG 24-1: “at least 45 days prior to the end date”
No-cost extension notice20 Sep 2029in 1068 days
award ending 2029-09-30 · Research.gov
PAPPG 24-1: “at least ten calendar days prior to the end date”
Final report due28 Jan 2030in 1198 days
award ending 2029-09-30 · Research.gov
PAPPG 24-1: “no later than 120-days following the end date of the award”
Project outcomes report due28 Jan 2030in 1198 days
award ending 2029-09-30 · Research.gov
PAPPG 24-1: “no later than 120 days following the end date”
Award is closed out28 Jan 2030in 1198 days
award ending 2029-09-30 · 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 30 September 2029.
NSF rules say the final report is due no later than 120 days after that.
So the final report is due by 28 January 2030.

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Award card

Award number: 2538744
Period of support: 1 Oct 2026 – 30 Sep 2029
Amount: $480,261
Awardee: University of Washington, Seattle, WA
Program: ANS-Arctic Natural Sciences
Directorate: GEO

Abstract

Since the 1970s, the Arctic has warmed about four times faster than the global average and has experienced substantial sea ice loss. However, since 2005, Arctic warming and sea ice loss have slowed significantly, despite an acceleration in global-mean temperature rise. At the same time, Arctic summer cloudiness and airborne particles have increased, potentially slowing warming by reflecting more sunlight back to…

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