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Isla R. Simpson

nsf national center for atmospheric research

56H-index
233Paper Count
1.3WCitation Count
Published Papers 110
Publication Date
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The Impact of Enhanced Vertical Resolution on Seasonal Prediction Skill of the Quasi-Biennial Oscillation and Its Teleconnections in CESM2: A New Community Hindcast Dataset
errjournal of geophysical research: atmospheres
IF0
err2026-06-24
err0
PREAI
errIsla R. Simpson; Michael J. DeFlorio; Jiabao Wang; Nora R. Mascioli; Jim Edwards; Nan Rosenbloom; Matthew Simpson; Gokhan Danabasoglu; Yuanpu Li; Peter B. Gibson; Patrick Mulrooney; Stephen G. Yeager; Jadwiga H. Richter; Luca Dell Monache
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Gaps and ways forward in atmospheric blocking and extreme weather research
errNature Communications
IF15.7
err2026-03-24
err0
errOAAI
errWang, Lei; Lu, Jian; Breeden, Melissa L.; Chen, Gang; Henderson, Stephanie A.; Narinesingh, Veeshan; Simpson, Isla R.; Woollings, Tim; Hu, Yanjun; Lubis, Sandro W.
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errSave
Externally-Forced Changes to Southern Hemisphere Stratosphere-Troposphere Coupling Variability
errEarth's Future
IF8.2
err2026-03-18
err0
errOAAI
errAmy H. Butler; Eun-Pa Lim; Isla R. Simpson
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errSave
On the Robustness of Modeled Non-Local Temperature Effects of Historical Land Use Changes
errJournal of Advances in Modeling Earth Systems
IF4.6
err2026-02-18
err1
PREAI
errJager, Felix; Sieber, Petra; Simpson, Isla R.; Lawrence, Peter; Lawrence, David; Seneviratne, Sonia I.
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Detection and attribution of the human influence on extreme weather and climate events
errEnvironmental Research-Climate
IF5.4
err2025-12-31
err0
PREAI
errWehner, Michael; Perkins-Kirkpatrick, Sarah; Simpson, Isla; Singh, Deepti
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errSave
Is the High ECS in CESM2 Degrading Transient Climate Change Projections Over the 21st Century?
errJOURNAL OF ADVANCES IN MODELING EARTH SYSTEMS
IF4.6
err2025-12-29
err0
errOAAI
errDuffy, Margaret L.; Simpson, Isla R.; Medeiros, Brian; Zhu, Jiang; Mccluskey, Christina S.; Herrington, Adam R.; Gettelman, Andrew; Otto-bliesner, Bette L.; Fasullo, John T.; Lauritzen, Peter H.; Neale, Richard B.; Lawrence, David M.
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Observed and Modeled Amplification of the Frequency, Duration, and Extreme Heat Impacts of the Pacific Trough Regime
errEARTHS FUTURE
IF8.2
err2025-12-10
err0
errOAAI
errPerez-Carrasquilla, Jhayron S.; Molina, Maria J.; Mayer, Kirsten J.; Dagon, Katherine; Fasullo, John T.; Simpson, Isla R.
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Seasonal and regional jet stream changes and drivers
errNature Reviews Earth & Environment
IF71.5
err2025-11-27
err0
PREAI
errPhilipp Breul; Paulo Ceppi; Isla R. Simpson; Tim Woollings
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errSave
Publisher Correction: Recent southwestern US drought exacerbated by anthropogenic aerosols and tropical ocean warming
errNature Geoscience
IF16.1
err2025-10-21
err0
errOAAI
errYan-Ning Kuo; Flavio Lehner; Isla R. Simpson; Clara Deser; Adam S. Phillips; Matthew Newman; Sang-Ik Shin; Spencer Wong; Julie M. Arblaster
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errSave
The Impact of Soil Preconditioning on the Evolution of Heatwaves Under Constrained Circulation: A Case Study of the 2021 Pacific Northwest Heatwave
errEARTHS FUTURE
IF8.2
err2025-09-24
err0
errOAAI
errDuan, Suqin Q.; Mckinnon, Karen A.; Simpson, Isla R.
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errSave
flat10MIP: an emissions-driven experiment to diagnose the climate response to positive, zero and negative CO2 emissions
errGEOSCIENTIFIC MODEL DEVELOPMENT
IF4.9
err2025-09-05
err5
errOAAI
errSanderson, Benjamin M.; Brovkin, Victor; Fisher, Rosie A.; Hohn, David; Ilyina, Tatiana; Jones, Chris D.; Koenigk, Torben; Koven, Charles; Li, Hongmei; Lawrence, David M.; Lawrence, Peter; Liddicoat, Spencer; Macdougall, Andrew H.; Mengis, Nadine; Nicholls, Zebedee; O'Rourke, Eleanor; Romanou, Anastasia; Sandstad, Marit; Schwinger, Jorg; Seferian, Roland; Sentman, Lori T.; Simpson, Isla R.; Smith, Chris; Steinert, Norman J.; Swann, Abigail L. S.; Tjiputra, Jerry; Ziehn, Tilo
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The Path Toward Vertical Grid Options for the Community Atmosphere Model Version 7: The Impact of Vertical Resolution on the QBO and Tropical Waves
errJournal of Advances in Modeling Earth Systems
IF4.6
err2025-08-28
err0
errOAAI
errIsla R. Simpson; Rolando R. Garcia; Julio T. Bacmeister; Peter H. Lauritzen; Cecile Hannay; Brian Medeiros; Julie Caron; Gokhan Danabasoglu; Adam Herrington; Christiane Jablonowski; Dan Marsh; Richard B. Neale; Lorenzo M. Polvani; Jadwiga H. Richter; Nan Rosenbloom; Simone Tilmes
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errSave
Recent southwestern US drought exacerbated by anthropogenic aerosols and tropical ocean warming
errNature Geoscience
IF16.1
err2025-07-09
err0
PREAI
errYan-Ning Kuo; Flavio Lehner; Isla R. Simpson; Clara Deser; Adam S. Phillips; Matthew Newman; Sang-Ik Shin; Spencer Wong; Julie M. Arblaster
errShare
errSave
Why Idealized Models Are More Important Than Ever in Earth System Science
errAGU Advances
IF6.6
err2025-07-09
err0
errOAAI
errKevin A. Reed; Brian Medeiros; Christiane Jablonowski; Isla R. Simpson; Aiko Voigt; Allison A. Wing
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errSave
The Unprecedented Late-Summer 2023 Heatwave in Southeastern South America: Attribution and future projection of similar events
errWeather and Climate Extremes
IF6.9
err2025-06-01
err0
errOAAI
errWoon Mi Kim; Isla R. Simpson; Laurent Terray; Soledad Collazo
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errSave
Confronting Earth System Model trends with observations
errSCIENCE ADVANCES
IF12.5
err2025-03-14
err1
PREAI
errSimpson, Isla R.; Clement, Amy C.; Grise, Kevin M.; Pendergrass, Angeline G.; Screen, James A.; Wills, Robert C. J.; Blackport, Russell; Kang, Joonsuk M.; Po-Chedley, Stephen
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Agricultural fertilization significantly enhances amplitude of land-atmosphere CO2 exchange
errNATURE COMMUNICATIONS
IF15.7
err2025-02-18
err0
errOAAI
errLombardozzi, Danica L.; Wieder, William R.; Keppel-Aleks, Gretchen; Lai, Jiameng; Luo, Zhenqi; Sun, Ying; Simpson, Isla R.; Lawrence, David M.; Bonan, Gordon B.; Lin, Xin; Koven, Charles D.; Friedlingstein, Pierre; Lindsay, Keith
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Effects of macro vs. micro initialization and ocean initial-condition memory on the evolution of ensemble spread in the CESM2 large ensemble
errCLIMATE DYNAMICS
IF3.7
err2024-12-24
err0
errOAAI
errDeser, Clara; Kim, Who M.; Wills, Robert C. J.; Simpson, Isla R.; Yeager, Steve; Danabasoglu, Gokhan; Rodgers, Keith; Rosenbloom, Nan
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An evaluation of the seasonal Caribbean hydroclimate in low and high-resolution CESM and other CMIP6 models
errCLIMATE DYNAMICS
IF3.7
err2024-12-09
err0
PREAI
errMartinez, Carlos J.; Simpson, Isla R.; Fasullo, John T.; Prein, Andreas F.
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The need for carbon-emissions-driven climate projections in CMIP7
errGEOSCIENTIFIC MODEL DEVELOPMENT
IF4.9
err2024-11-19
err8
errOAAI
errSanderson, Benjamin M.; Booth, Ben B. B.; Dunne, John; Eyring, Veronika; Fisher, Rosie A.; Friedlingstein, Pierre; Gidden, Matthew J.; Hajima, Tomohiro; Jones, Chris D.; Jones, Colin G.; King, Andrew; Koven, Charles D.; Lawrence, David M.; Lowe, Jason; Mengis, Nadine; Peters, Glen P.; Rogelj, Joeri; Smith, Chris; Snyder, Abigail C.; Simpson, Isla R.; Swann, Abigail L. S.; Tebaldi, Claudia; Ilyina, Tatiana; Schleussner, Carl-Friedrich; Seferian, Roland; Samset, Bjorn H.; van Vuuren, Detlef; Zaehle, Soenke
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Research Directions

No research directions
Co-authors
Cooperation Journals
D
Detlef P. van Vuuren
H-index: 147 · Papers: 867
P
Pierre Friedlingstein
H-index: 138 · Papers: 620
S
Sonia I. Seneviratne
H-index: 134 · Papers: 880
J
Jean‐François Lamarque
H-index: 129 · Papers: 837
G
Gerald A. Meehl
H-index: 117 · Papers: 413
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