NSF award 2503850 · Boston College

Collaborative Research: Seasonal and century-scale climatic and ocean response to deglacial Mississippi River outflow due to Laurentide meltwater

Final report due

29 December 2028

in 803 days · The award ends on 31 August 2028.

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award ending 2028-08-31 · Research.gov
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award ending 2028-08-31 · Research.gov
PAPPG 24-1: “at least 45 days prior to the end date”
No-cost extension notice21 Aug 2028in 673 days
award ending 2028-08-31 · Research.gov
PAPPG 24-1: “at least ten calendar days prior to the end date”
Final report due29 Dec 2028in 803 days
award ending 2028-08-31 · Research.gov
PAPPG 24-1: “no later than 120-days following the end date of the award”
Project outcomes report due29 Dec 2028in 803 days
award ending 2028-08-31 · Research.gov
PAPPG 24-1: “no later than 120 days following the end date”
Award is closed out29 Dec 2028in 803 days
award ending 2028-08-31 · 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 August 2028.
NSF rules say the final report is due no later than 120 days after that.
So the final report is due by 29 December 2028.

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Award card

Award number: 2503850
Period of support: 1 Sep 2025 – 31 Aug 2028
Amount: $82,947
Awardee: Boston College, Chestnut Hill, MA
Program: Marine Geology and Geophysics
Directorate: GEO

Abstract

The last deglaciation occurred from approximately 20,000 to 11,700 years ago when rising atmospheric temperatures caused Earth’s main ice sheets to melt. Vast amounts of water from the vanishing Laurentide Ice Sheet flowed through the Mississippi River system into the marine environment. The mixing of fresh meltwater with saline ocean water on such a mass scale triggered abrupt changes in regional climate, ocean…

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