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Environmental Sciences

D-Index
39
Citations
5894
World Ranking
8365
National Ranking
372

Overview

Josephine Ras is affiliated with Université Paris Cité in France. Their research spans various areas within Earth and Planetary Sciences and Environmental Science, contributing primarily to oceanographic and environmental studies.

The main fields of study include:

  • Earth and Planetary Sciences
  • Environmental Science

Within these fields, their work covers key subfields such as:

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

The central topics of Josephine Ras's work focus on several marine and environmental themes:

  • Marine and coastal ecosystems
  • Arctic and Antarctic ice dynamics
  • Marine Biology and Ecology Research
  • Oceanographic and Atmospheric Processes
  • Geology and Paleoclimatology Research
  • Methane Hydrates and Related Phenomena
  • Coral and Marine Ecosystems Studies

Josephine Ras has published extensively in multiple venues, frequently contributing to:

  • Earth system science data
  • Zenodo (CERN European Organization for Nuclear Research)
  • Elementa Science of the Anthropocene
  • Frontiers in Marine Science
  • Scientific Data

Some of their recent papers include:

  • "Environmental drivers of under-ice phytoplankton bloom dynamics in the Arctic Ocean" (2020), published in Elementa Science of the Anthropocene
  • "Green Edge ice camp campaigns: understanding the processes controlling the under-ice Arctic phytoplankton spring bloom" (2020), published in Earth system science data
  • "The MALINA oceanographic expedition: how do changes in ice cover, permafrost and UV radiation impact biodiversity and biogeochemical fluxes in the Arctic Ocean?" (2021), published in Earth system science data
  • "Influence of the phytoplankton community composition on the in situ fluorescence signal: Implication for an improved estimation of the chlorophyll-a concentration from BioGeoChemical-Argo profiling floats" (2022), published in Frontiers in Marine Science
  • "Open science resources from the Tara Pacific expedition across coral reef and surface ocean ecosystems" (2023), published in Scientific Data

Collaborations play a significant role in their research, with frequent co-authors including:

  • Céline Dimier
  • Dominique Marie
  • Hervé Claustre
  • Gabriel Gorsky
  • Fabien Lombard

Best Publications

  • Natural variability of phytoplanktonic absorption in oceanic waters: Influence of the size structure of algal populations

    Annick Bricaud;Hervé Claustre;Joséphine Ras;Kadija Oubelkheir;Kadija Oubelkheir

  • Optical properties of the “clearest” natural waters

    André Morel;Bernard Gentili;Hervé Claustre;Marcel Babin

  • Spatial variability of phytoplankton pigment distributions in the Subtropical South Pacific Ocean: comparison between in situ and predicted data

    J. Ras;Hervé Claustre;J. Uitz;J. Uitz

  • Recommendations for obtaining unbiased chlorophyll estimates from in situ chlorophyll fluorometers: A global analysis of WET Labs ECO sensors

    Collin Roesler;Julia Uitz;Hervé Claustre;Emmanuel Boss

  • Methyl mercury distributions in relation to the presence of nano- and picophytoplankton in an oceanic water column (Ligurian Sea, North-western Mediterranean)

    Lars-Eric Heimbürger;Lars-Eric Heimbürger;Lars-Eric Heimbürger;Daniel Cossa;Jean-Claude Marty;Jean-Claude Marty;Christophe Migon;Christophe Migon

  • Light absorption properties and absorption budget of Southeast Pacific waters

    Annick Bricaud;Marcel Babin;Hervé Claustre;Joséphine Ras

  • Quenching correction for in vivo chlorophyll fluorescence acquired by autonomous platforms: A case study with instrumented elephant seals in the Kerguelen region (Southern Ocean)

    Xiaogang Xing;Hervé Claustre;Hervé Claustre;Stéphane Blain;Stéphane Blain;Fabrizio D'Ortenzio;Fabrizio D'Ortenzio

  • An Intercomparison of HPLC Phytoplankton Pigment Methods Using In Situ Samples. Application to Remote Sensing and Database Activities.

    Hervé Claustre;Stanford B Hooker;Laurie Van Heukelem;Jean-François Berthon

  • Effect of atmospheric nutrients on the autotrophic communities in a low nutrient, low chlorophyll system

    Sophie Bonnet;Cécile Guieu;Jacques Chiaverini;Joséphine Ras

  • Is the distribution of Prochlorococcus and Synechococcus ecotypes in the Mediterranean Sea affected by global warming

    D. Mella-Flores;D. Mella-Flores;S. Mazard;S. Mazard;F. Humily;F. Humily;F. Partensky;F. Partensky

  • A phytoplankton class-specific primary production model applied to the Kerguelen Islands region (Southern Ocean)

    Julia Uitz;Hervé Claustre;F. Brian Griffiths;F. Brian Griffiths;Joséphine Ras

  • High Abundances of Aerobic Anoxygenic Photosynthetic Bacteria in the South Pacific Ocean

    Raphaël Lami;Matthew T. Cottrell;Joséphine Ras;Osvaldo Ulloa

  • Eukaryotic picoplankton communities of the Mediterranean Sea in summer assessed by molecular approaches (DGGE, TTGE, QPCR)

    Dominique Marie;Fei Zhu;Vanessa Balagué;Joséphine Ras

  • Decomposition of in situ particulate absorption spectra

    Alison Chase;Emmanuel Boss;Ronald Zaneveld;Annick Bricaud

  • Bio-optical properties of high chlorophyll Case 1 waters and of yellow-substance-dominated Case 2 waters

    André Morel;Bernard Gentili;Malik Chami;Joséphine Ras

  • The characteristics of particulate absorption, scattering and attenuation coefficients in the surface ocean; Contribution of the Tara Oceans expedition

    Emmanuel Boss;Marc Picheral;Thomas Leeuw;Alison Chase

  • Validation of MERIS reflectance and chlorophyll during the BENCAL cruise October 2002: preliminary validation of new demonstration products for phytoplankton functional types and photosynthetic parameters

    J. Aiken;J. R. Fishwick;S. Lavender;R. Barlow

  • The Fourth SeaWiFS HPLC Analysis Round-Robin Experiment (SeaHARRE-4)

    Stanford B. Hooker;Laurie Van Heukelem;Crystal S. Thomas;Hervé Claustre

  • Availability of iron and major nutrients for phytoplankton in the northeast Atlantic Ocean

    Stèphane Blain;Cècile Guieu;Hervè Claustre;Karine Leblanc

  • Toward a taxon‐specific parameterization of bio‐optical models of primary production: A case study in the North Atlantic

    Hervé Claustre;Marcel Babin;Davy Merien;Joséphine Ras

  • Deep silicon maxima in the stratified oligotrophic Mediterranean Sea

    Y. Crombet;Karine Leblanc;Bernard Queguiner;T. Moutin

Frequent Co-Authors

Hervé Claustre
Hervé Claustre Université Paris Cité
Annick Bricaud
Annick Bricaud Sorbonne University
Emmanuel Boss
Emmanuel Boss University of Maine
Marc Picheral
Marc Picheral Université Paris Cité
Laurent Coppola
Laurent Coppola Sorbonne University
Gabriel Gorsky
Gabriel Gorsky Sorbonne University
Nicolas Metzl
Nicolas Metzl Sorbonne University
Jean-Pierre Gattuso
Jean-Pierre Gattuso Centre national de la recherche scientifique, CNRS
Julia Uitz
Julia Uitz Université Paris Cité
Bernard Quéguiner
Bernard Quéguiner Aix-Marseille University

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