World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
57
Citations
12442
World Ranking
3430
National Ranking
1317

Overview

Isla R. Simpson is a researcher affiliated with the National Center for Atmospheric Research in the United States. Their work spans multiple areas within environmental and earth sciences, with a focus on atmospheric processes and climate systems.

Their recent publications include diverse studies addressing atmospheric and climate modeling, variability, and simulations. Notable recent papers are:

  • Insights from Earth system model initial-condition large ensembles and future prospects, 2020, Nature Climate Change
  • Ubiquity of human-induced changes in climate variability, 2021, Earth System Dynamics
  • Progress in Simulating the Quasi-Biennial Oscillation in CMIP Models, 2020, Journal of Geophysical Research Atmospheres
  • An Evaluation of the Large-Scale Atmospheric Circulation and Its Variability in CESM2 and Other CMIP Models, 2020, Journal of Geophysical Research Atmospheres
  • Isolating the Evolving Contributions of Anthropogenic Aerosols and Greenhouse Gases: A New CESM1 Large Ensemble Community Resource, 2020, Journal of Climate

Simpson collaborates frequently with a group of researchers in related fields. The frequent co-authors include:

  • Karen A. McKinnon
  • Jadwiga H. Richter
  • Clara Deser
  • Flavio Lehner
  • Nan Rosenbloom

Their research has been disseminated across key scientific journals, often appearing in the following publication venues:

  • Journal of Climate
  • Journal of Geophysical Research Atmospheres
  • Bulletin of the American Meteorological Society
  • Geoscientific Model Development
  • Geophysical Research Letters

Simpson's fields of study encompass:

  • Environmental Science
  • Earth and Planetary Sciences

Diving deeper, their subfields of work include:

  • Global and Planetary Change
  • Atmospheric Science
  • Oceanography
  • Astronomy and Astrophysics
  • Health, Toxicology and Mutagenesis

The main topics covered throughout their career reflect a substantial focus on climate and atmospheric dynamics. These include:

  • Climate variability and models
  • Meteorological Phenomena and Simulations
  • Atmospheric and Environmental Gas Dynamics
  • Atmospheric Ozone and Climate
  • Oceanographic and Atmospheric Processes
  • Tropical and Extratropical Cyclones Research
  • Atmospheric chemistry and aerosols

Best Publications

  • An Updated Assessment of Near-Surface Temperature Change From 1850: The HadCRUT5 Data Set

    Colin P. Morice;John J. Kennedy;Nick A. Rayner;J. P. Winn

  • Insights from Earth system model initial-condition large ensembles and future prospects

    Clara Deser;Flavio Lehner;Keith B. Rodgers;Toby R. Ault

  • The Whole Atmosphere Community Climate Model Version 6 (WACCM6)

    A. Gettelman;M. J. Mills;D. E. Kinnison;R. R. Garcia

  • Taking climate model evaluation to the next level

    Veronika Eyring;Veronika Eyring;Peter M. Cox;Gregory M. Flato;Peter J. Gleckler

  • Storm track processes and the opposing influences of climate change

    T. A. Shaw;M. Baldwin;E. A. Barnes;Rodrigo Caballero

  • The role of the stratosphere in subseasonal to seasonal prediction Part II: Predictability arising from stratosphere ‐ troposphere coupling

    Daniela I. V. Domeisen;Amy H. Butler;Amy H. Butler;Andrew J. Charlton-Perez;Blanca Ayarzagüena;Blanca Ayarzagüena

  • The Downward Influence of Stratospheric Sudden Warmings

    Peter Hitchcock;Isla R. Simpson

  • A stratospheric pathway linking a colder Siberia to Barents-Kara Sea sea ice loss.

    Pengfei Zhang;Pengfei Zhang;Yutian Wu;Isla R. Simpson;Karen L. Smith

  • The Northern Hemisphere Extratropical Atmospheric Circulation Response to ENSO: How Well Do We Know It and How Do We Evaluate Models Accordingly?

    Clara Deser;Isla R. Simpson;Karen A. McKinnon;Adam S. Phillips

  • CESM1(WACCM) Stratospheric Aerosol Geoengineering Large Ensemble Project

    Simone Tilmes;Jadwiga H. Richter;Ben Kravitz;Douglas G. MacMartin

  • The Role of Eddies in Driving the Tropospheric Response to Stratospheric Heating Perturbations

    Isla R. Simpson;Michael Blackburn;Joanna D. Haigh

  • A Diagnosis of the Seasonally and Longitudinally Varying Midlatitude Circulation Response to Global Warming

    Isla R. Simpson;Tiffany A. Shaw;Richard Seager

  • The Role of the Stratosphere in Subseasonal to Seasonal Prediction: 1. Predictability of the Stratosphere

    Daniela I.V. Domeisen;Amy H. Butler;Amy H. Butler;Andrew J. Charlton‐Perez;Blanca Ayarzagüena;Blanca Ayarzagüena

  • Climate variability and change of Mediterranean-type climates

    Richard Seager;Timothy J. Osborn;Yochanan Kushnir;Isla R. Simpson

  • Causes of Increasing Aridification of the Mediterranean Region in Response to Rising Greenhouse Gases

    Richard Seager;Haibo Liu;Naomi L. Henderson;Isla R. Simpson

  • The Regional Hydroclimate Response to Stratospheric Sulfate Geoengineering and the Role of Stratospheric Heating

    Isla Simpson;Simone Tilmes;Jadwiga Richter;B. Kravitz;B. Kravitz

  • Progress in Simulating the Quasi‐Biennial Oscillation in CMIP Models

    Jadwiga H. Richter;James A. Anstey;Neal Butchart;Yoshio Kawatani

  • An Evaluation of the Large-Scale Atmospheric Circulation and Its Variability in CESM2 and Other CMIP Models

    Isla R. Simpson;Julio Bacmeister;Richard B. Neale;Cecile Hannay

  • Dynamical and Thermodynamical Causes of Large-Scale Changes in the Hydrological Cycle over North America in Response to Global Warming*

    Richard Seager;J. David Neelin;Isla R. Simpson;Haibo Liu

  • Isolating the Evolving Contributions of Anthropogenic Aerosols and Greenhouse Gases: A New CESM1 Large Ensemble Community Resource

    Clara Deser;Adam S. Phillips;Isla R. Simpson;Nan Rosenbloom

  • Causes of change in Northern Hemisphere winter meridional winds and regional hydroclimate

    Isla R. Simpson;Isla R. Simpson;Richard Seager;Mingfang Ting;Tiffany Ann Shaw;Tiffany Ann Shaw;Tiffany Ann Shaw

  • Ubiquity of human-induced changes in climate variability

    Keith Bradley Rodgers;Sun-Seon Lee;Nan Rosenbloom;Axel Timmermann

Frequent Co-Authors

Richard Seager
Richard Seager Lamont-Doherty Earth Observatory
Jadwiga H. Richter
Jadwiga H. Richter National Center for Atmospheric Research
Clara Deser
Clara Deser National Center for Atmospheric Research
Ben Kravitz
Ben Kravitz Indiana University
Simone Tilmes
Simone Tilmes National Center for Atmospheric Research
Amy H. Butler
Amy H. Butler National Oceanic and Atmospheric Administration
Michael J. Mills
Michael J. Mills National Center for Atmospheric Research
Flavio Lehner
Flavio Lehner Cornell University
Mingfang Ting
Mingfang Ting Lamont-Doherty Earth Observatory
Lorenzo M. Polvani
Lorenzo M. Polvani Columbia University

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