NSF award 2543854 · California Institute of Technology

CAREER: Evolution of Diets and Landscapes in Tropical Ecosystems

Final report due

28 November 2031

in 1,867 days · The award ends on 31 July 2031.

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Dates this award owes

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Decide about an extension2 Apr 2031in 1627 days
award ending 2031-07-31 · Research.gov
This one is ours, not NSF’s.
Extension request16 Jun 2031in 1702 days
award ending 2031-07-31 · Research.gov
PAPPG 24-1: “at least 45 days prior to the end date”
No-cost extension notice21 Jul 2031in 1737 days
award ending 2031-07-31 · Research.gov
PAPPG 24-1: “at least ten calendar days prior to the end date”
Final report due28 Nov 2031in 1867 days
award ending 2031-07-31 · Research.gov
PAPPG 24-1: “no later than 120-days following the end date of the award”
Project outcomes report due28 Nov 2031in 1867 days
award ending 2031-07-31 · Research.gov
PAPPG 24-1: “no later than 120 days following the end date”
Award is closed out28 Nov 2031in 1867 days
award ending 2031-07-31 · 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 July 2031.
NSF rules say the final report is due no later than 120 days after that.
So the final report is due by 28 November 2031.

Read the rule on Research.gov

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Award card

Award number: 2543854
Period of support: 1 Aug 2026 – 31 Jul 2031
Amount: $1,084,304
Awardee: California Institute of Technology, Pasadena, CA
Program: LET-Life & Enviro Through Time
Directorate: GEO

Abstract

Over millions of years, dietary pressures have been one of the most powerful engines of change in life on Earth, driving organisms to develop new traits, occupy new ecological roles, and diversify into the variety of life seen today. Understanding how herbivory (animals eating plants) evolved, and what its long-term consequences have been for ecosystems, is challenging because direct evidence of ancient diets rarely…

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