World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
39
Citations
4610
World Ranking
6286
National Ranking
2233

Research.com Recognitions

  • 2012 - Fellow of Alfred P. Sloan Foundation

Overview

Nicolas Cassar is affiliated with Duke University in the United States and has contributed extensively to the fields of Earth and Planetary Sciences and Environmental Science. Their research predominantly focuses on oceanographic processes, marine ecosystems, and environmental dynamics.

The scientist's main areas of study include:

  • Earth and Planetary Sciences
  • Environmental Science

Within these broad fields, Cassar works across several subfields, such as:

  • Oceanography
  • Ecology
  • Global and Planetary Change
  • Atmospheric Science
  • Environmental Chemistry

The topics addressed in their work emphasize marine environments and atmospheric interactions, comprising:

  • Marine and coastal ecosystems
  • Oceanographic and Atmospheric Processes
  • Marine Biology and Ecology Research
  • Marine and fisheries research
  • Isotope Analysis in Ecology
  • Atmospheric and Environmental Gas Dynamics
  • Methane Hydrates and Related Phenomena

Cassar has published scientific papers in several prominent venues, including:

  • Zenodo (CERN European Organization for Nuclear Research)
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Global Biogeochemical Cycles
  • Elementa Science of the Anthropocene
  • Nature Communications

Some of their recent scientific papers include:

  • Widespread phytoplankton blooms triggered by 2019-2020 Australian wildfires (2021, Nature)
  • Global Estimates of Marine Gross Primary Production Based on Machine Learning Upscaling of Field Observations (2021, Global Biogeochemical Cycles)
  • New insights into the distributions of nitrogen fixation and diazotrophs revealed by high-resolution sensing and sampling methods (2020, The ISME Journal)
  • An operational overview of the EXport Processes in the Ocean from RemoTe Sensing (EXPORTS) Northeast Pacific field deployment (2021, Elementa Science of the Anthropocene)
  • A call for refining the role of humic-like substances in the oceanic iron cycle (2020, Scientific Reports)

Frequent collaborators in their research include:

  • Yajuan Lin
  • Guillaume Bourdin
  • Weiyi Tang
  • Emmanuel Boss
  • Yibin Huang

In 2012, Nicolas Cassar was recognized as a Fellow of the Alfred P. Sloan Foundation.

Best Publications

  • Isotope fractionation and atmospheric oxygen: implications for phanerozoic O(2) evolution

    R. A. Berner;S. T. Petsch;J. A. Lake;D. J. Beerling

  • The Southern Ocean Biological Response to Aeolian Iron Deposition

    Nicolas Cassar;Nicolas Cassar;Nicolas Cassar;Michael L. Bender;Michael L. Bender;Michael L. Bender;Bruce A. Barnett;Bruce A. Barnett;Bruce A. Barnett;Songmiao Fan;Songmiao Fan;Songmiao Fan

  • Widespread phytoplankton blooms triggered by 2019–2020 Australian wildfires

    Weiyi Tang;Weiyi Tang;Joan Llort;Jakob Weis;Jakob Weis;Morgane M. G. Perron

  • Interannual sea-air CO2 flux variability from an observation-driven ocean mixed-layer scheme

    Christian Rödenbeck;Dorothée C.E. Bakker;Nicolas Metzl;Are Olsen;Are Olsen

  • Revisiting the distribution of oceanic N2 fixation and estimating diazotrophic contribution to marine production

    Weiyi Tang;Seaver Wang;Debany Fonseca-Batista;Frank Dehairs

  • Bicarbonate uptake by Southern Ocean phytoplankton

    Nicolas Cassar;Nicolas Cassar;Edward A. Laws;Robert R. Bidigare;Brian N. Popp

  • Iron fertilization enhanced net community production but not downward particle flux during the Southern Ocean iron fertilization experiment LOHAFEX

    Patrick Martin;Michiel Rutgers van der Loeff;Nicolas Cassar;Pieter Vandromme;Pieter Vandromme

  • Net community production and gross primary production rates in the western equatorial Pacific

    Rachel H. R. Stanley;Rachel H. R. Stanley;John B. Kirkpatrick;Nicolas Cassar;Nicolas Cassar;Bruce A. Barnett

  • Atmospheric O2/N2 changes, 1993–2002: Implications for the partitioning of fossil fuel CO2 sequestration

    Michael L. Bender;David T. Ho;Melissa B. Hendricks;Robert Mika

  • Diatom elemental and morphological changes in response to iron limitation: a brief review with potential paleoceanographic applications

    A. Marchetti;N. Cassar

  • 13C discrimination patterns in oceanic phytoplankton: likely influence of CO2 concentrating mechanisms, and implications for palaeoreconstructions

    Edward A Laws;Brian N Popp;Nicolas Cassar;Jamie Tanimoto

  • The influence of iron and light on net community production in the Subantarctic and Polar Frontal Zones

    N. Cassar;N. Cassar;P. J. DiFiore;B. A. Barnett;M. L. Bender

  • NanoSIMS single cell analyses reveal the contrasting nitrogen sources for small phytoplankton

    Hugo Berthelot;Solange Duhamel;Stéphane L’Helguen;Jean-Francois Maguer

  • Dissolved O2/Ar and other methods reveal rapid changes in productivity during a Lagrangian experiment in the Southern Ocean

    Roberta C. Hamme;Nicolas Cassar;Veronica P. Lance;Veronica P. Lance;Robert D. Vaillancourt

  • Marine diatom proteorhodopsins and their potential role in coping with low iron availability.

    Adrian Marchetti;Dylan Catlett;Brian M Hopkinson;Kelsey Ellis

  • The Southern Kalahari: a potential new dust source in the Southern Hemisphere?

    Abinash Bhattachan;Paolo D’Odorico;Matthew C Baddock;Ted M Zobeck

  • Machine Learning Estimates of Global Marine Nitrogen Fixation

    Weiyi Tang;Zuchuan Li;Nicolas Cassar;Nicolas Cassar

  • Export production and its regulating factors in the West Antarctica Peninsula region of the Southern Ocean

    Kuan Huang;Hugh W. Ducklow;Maria Vernet;Nicolas Cassar

  • Towards Quantitative Microbiome Community Profiling Using Internal Standards

    Yajuan Lin;Yajuan Lin;Scott Gifford;Hugh Ducklow;Oscar Schofield

  • Evaluating gas transfer velocity parameterizations using upper ocean radon distributions

    Michael L. Bender;Saul Kinter;Nicolas Cassar;Nicolas Cassar;Rik Wanninkhof

  • Data-Driven Modeling of the Distribution of Diazotrophs in the Global Ocean

    Weiyi Tang;Weiyi Tang;Nicolas Cassar;Nicolas Cassar

  • Carbon isotopic fractionation by the marine diatom Phaeodactylum tricornutum under nutrient- and light-limited growth conditions

    Nicolas Cassar;Edward A. Laws;Brian N. Popp

Frequent Co-Authors

Michael L. Bender
Michael L. Bender Princeton University
Bronte Tilbrook
Bronte Tilbrook CSIRO Marine and Atmospheric Research
Michiel M Rutgers van der Loeff
Michiel M Rutgers van der Loeff Alfred Wegener Institute for Polar and Marine Research
Richard S. Lampitt
Richard S. Lampitt National Oceanography Centre
Lars Stemmann
Lars Stemmann Sorbonne University
Humberto E. González
Humberto E. González Austral University of Chile
Hiram Levy
Hiram Levy Geophysical Fluid Dynamics Laboratory
Francesco Cinelli
Francesco Cinelli University of Pisa
Edward A. Laws
Edward A. Laws Louisiana State University
Brian N. Popp
Brian N. Popp University of Hawaii at Manoa

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Related Online Degrees & Career Pathways

For those interested in expanding their expertise alongside Earth Science, pursuing related online degrees can open diverse career pathways. For example, creative professionals might explore affordable options by checking out mfa online programs, which offer flexible study plans that blend artistic skills with environmental themes.

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Many Earth Science learners and professionals are lifelong learners, including seniors seeking to enhance their knowledge or pivot careers. The growing availability of online degrees for seniors makes continuing education accessible without disrupting personal commitments.

Lastly, professionals interested in integrating information science with Earth Science research may consider programs from ala-accredited schools. These courses provide skills in data management and archiving, essential for handling large environmental datasets.

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