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Nicolas Cassar

Lee Hill Snowdon Professor of Biogeochemistry
Earth and Climate Sciences
Box 90328, Durham, NC 27708
Grainger Hall, 9 Circuit Drive (GH5119), Nicholas School of the Environment, Durham, NC 27708

Selected Grants


Nutrition as a BOOST for corals in the face of marine heat waves

ResearchPrincipal Investigator · Awarded by Institut de Recherche pour le Developpement · 2025 - 2027

Underwater coded aperture miniature mass spectrometer (UW-CAMMS)

ResearchCo-Principal Investigator · Awarded by National Science Foundation · 2021 - 2026

Development of a New Instrument for Underway High-Resolution Estimates of Aquatic Gross Primary Production

ResearchPrincipal Investigator · Awarded by National Science Foundation · 2021 - 2026

Response of Nitrogen Fixation in Lichens and Mosses to a Rapidly Changing Arctic Environment

ResearchPrincipal Investigator · Awarded by Army Research Office · 2023 - 2026

An Oceanographic Snapshot in the Changing Arctic Passing Through The North Pole

ResearchPrincipal Investigator · Awarded by Compagnie du Ponant · 2024 - 2024

RAPID: Exploring the high-frequency variability of air-sea CO2 fluxes in the Eastern Equatorial Pacific from an ecotourism ship

ResearchPrincipal Investigator · Awarded by National Science Foundation · 2022 - 2024

Response of Nitrogen Fixation in Lichens and Mosses to a Rapidly Changing Arctic Environment

ResearchPrincipal Investigator · Awarded by University of Oulu · 2023 - 2023

Biological and physical drivers of O2 saturation and net community production variability at the Western Antarctic Peninsula

ResearchPrincipal Investigator · Awarded by National Science Foundation · 2017 - 2023

Quantifying the carbon export potential of the marine microbial community: Coupling of biogenic rates and fluxes with genomics at the ocean surface

ResearchPrincipal Investigator · Awarded by University of North Carolina - Chapel Hill · 2017 - 2023

Response of Nitrogen Fixation in Lichens and Mosses to a Rapidly Changing Arctic Environment

ResearchPrincipal Investigator · Awarded by University of Oulu · 2022 - 2022

Impact of Greenland sea-ice melt on marine biogeochemistry and productivity

ResearchPrincipal Investigator · Awarded by University of Basel · 2019 - 2021

CAREER: Method development for high-resolution underway N2 fixation measurements

ResearchPrincipal Investigator · Awarded by National Science Foundation · 2014 - 2021

The Biogeochemical Compass: Navigating the Flows of Energy and Matter within the Southern Ocean

ResearchPrincipal Investigator · Awarded by Antarctic Circumnavigation Expedition · 2016 - 2019

Derivation of a Global Net Community Assessment of Regulating Factors Using in-Situ Measurements & Remotely Sensed Prop.

FellowshipPrincipal Investigator · Awarded by National Aeronautics and Space Administration · 2013 - 2017

Physiological and Ecosystem Structure Forcings on Carbon Fluxes in the Southern Ocean Mixed Layer

ResearchPrincipal Investigator · Awarded by National Science Foundation · 2011 - 2015

External Relationships


  • CNRS, Univ Brest, IRD, Ifremer, LEMAR, F-29280 Plouzane, France

This faculty member (or a member of their immediate family) has reported outside activities with the companies, institutions, or organizations listed above. This information is available to institutional leadership and, when appropriate, management plans are in place to address potential conflicts of interest.