2026 Arun Kumar: Environmental Sciences Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Environmental Sciences	97	433	409	198	182	382	38112

Arun Kumar publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Arun Kumar sits on this spectrum.

41 publications 687+

This scientist: 382 publications — 93rd percentile

93% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 687 publications or more.

Arun Kumar D-index placement in Environmental Sciences in 2026

The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Arun Kumar sits on this spectrum.

30 D-Index 125+

This scientist: 97 D-Index — 96th percentile

96% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 125 D-Index or more.

Overview

Arun Kumar is affiliated with the National Oceanic and Atmospheric Administration in the United States. Their research primarily spans the fields of Earth and Planetary Sciences and Environmental Science, with 68 and 51 publications respectively.

The scientist's subfields of study include Global and Planetary Change, Atmospheric Science, and Oceanography. Other less frequent areas of research include Surgery and Aerospace Engineering. Their main topics of work cover a range of climate and atmospheric subjects such as:

Climate variability and models
Meteorological Phenomena and Simulations
Oceanographic and Atmospheric Processes
Tropical and Extratropical Cyclones Research
Atmospheric and Environmental Gas Dynamics
Marine and coastal ecosystems
Atmospheric Ozone and Climate

Kumar has coauthored multiple publications with a group of frequently collaborating researchers, including:

Jieshun Zhu (12 coauthored works)
Wanqiu Wang (11 coauthored works)
Magdalena Balmaseda (7 coauthored works)
Zeng-Zhen Hu (6 coauthored works)
Emily Becker (5 coauthored works)

The scientist has contributed extensively to prominent publication venues, mainly:

Geophysical Research Letters (11 publications)
Bulletin of the American Meteorological Society (8 publications)
Journal of Climate (5 publications)
Climate Dynamics (4 publications)
Journal of Geophysical Research Oceans (2 publications)

Kumar's recent papers include the following:

"Current and Emerging Developments in Subseasonal to Decadal Prediction," 2020, Bulletin of the American Meteorological Society
"The Interdecadal Shift of ENSO Properties in 1999/2000: A Review," 2020, Journal of Climate
"WMO Global Annual to Decadal Climate Update: A Prediction for 2021-25," 2022, Bulletin of the American Meteorological Society
"Seasonal-to-interannual prediction of North American coastal marine ecosystems: Forecast methods, mechanisms of predictability, and priority developments," 2020, Progress In Oceanography
"Seasonal Forecasting Skill of Sea-Level Anomalies in a Multi-Model Prediction Framework," 2021, Journal of Geophysical Research Oceans

In addition to research articles, Kumar has authored a book titled Hydrological Aspects of Climate Change, published in 2021 by Springer International Publishing.

Best Publications

The NCEP Climate Forecast System Reanalysis

Suranjana Saha;Shrinivas Moorthi;Hua-Lu Pan;Xingren Wu

5989
Citations
Progress during TOGA in understanding and modeling global teleconnections associated with tropical sea surface temperatures

Kevin E. Trenberth;Grant W. Branstator;David Karoly;Arun Kumar

1995
Citations
Long‐range experimental hydrologic forecasting for the eastern United States

Andrew W. Wood;Edwin P. Maurer;Arun Kumar;Dennis P. Lettenmaier

1263
Citations
The Subseasonal to Seasonal (S2S) Prediction Project Database

F. Vitart;C. Ardilouze;A. Bonet;A. Brookshaw

1066
Citations
El Niño, La Niña, and the Nonlinearity of Their Teleconnections

Martin P. Hoerling;Arun Kumar;Min Zhong

1011
Citations
The Perfect Ocean for Drought

Martin Hoerling;Arun Kumar

850
Citations
Decadal Climate Prediction: An Update from the Trenches

Gerald A. Meehl;Lisa Goddard;George Boer;Robert Burgman

598
Citations
Current status of ENSO prediction skill in coupled ocean-atmosphere models

Emilia K. Jin;James L. Kinter;B. Wang;C.-K. Park

564
Citations
Causes and Predictability of the 2012 Great Plains Drought

Martin P. Hoerling;J. Eischeid;Arun Kumar;R. Leung

562
Citations
Advance and prospectus of seasonal prediction: assessment of the APCC/CliPAS 14-model ensemble retrospective seasonal prediction (1980–2004)

Bin Wang;June Yi Lee;In Sik Kang;J. Shukla

509
Citations
Potential applications of subseasonal-to-seasonal (S2S) predictions

Christopher J. White;Christopher J. White;Henrik Carlsen;Andrew W. Robertson;Richard J.T. Klein

452
Citations
Causes of the 2011–14 California Drought

Richard Seager;Martin P. Hoerling;Siegfried D. Schubert;Hailan Wang

403
Citations
A verification framework for interannual-to-decadal predictions experiments

L. Goddard;A. Kumar;A. Solomon;D. Smith

396
Citations
A U.S. CLIVAR Project to Assess and Compare the Responses of Global Climate Models to Drought-Related SST Forcing Patterns: Overview and Results

Siegfried Schubert;David Gutzler;Hailan Wang;Hailan Wang;Aiguo Dai

386
Citations
Anatomy of an Extreme Event

Martin Hoerling;Arun Kumar;Randall Dole;John W. Nielsen-Gammon

357
Citations
State of the Climate in 2014

Arlene P. Aaron-Morrison;Steven A. Ackerman;Nicolaus G. Adams;Robert F. Adler

332
Citations
NCEP dynamical seasonal forecast system 2000

Masao Kanamitsu;Arun Kumar;Hann-Ming Henry Juang;Jae-Kyung Schemm

329
Citations
An Analysis of the Large-Scale Climate Anomalies Associated with the Snowstorms Affecting China in January 2008

Min Wen;Song Yang;Arun Kumar;Peiqun Zhang

278
Citations
Current and emerging developments in subseasonal to decadal prediction

William J. Merryfield;Johanna Baehr;Lauriane Batté;Emily J. Becker

277
Citations
Atmospheric Response Patterns Associated with Tropical Forcing

Martin P. Hoerling;Arun Kumar

260
Citations
The NCEP climate forecast system reanalysis. Bull Am Meteorol Soc

Suranjana Saha;Shrinivas Moorthi;Hua-Lu Pan;Xingren Wu

14
Citations

Frequent Co-Authors

Wanqiu Wang National Oceanic and Atmospheric Administration

Zeng-Zhen Hu National Oceanic and Atmospheric Administration

Martin P. Hoerling National Oceanic and Atmospheric Administration

Yan Xue National Oceanic and Atmospheric Administration

Bohua Huang George Mason University

Siegfried D. Schubert Goddard Space Flight Center

Magdalena Balmaseda European Centre for Medium-Range Weather Forecasts

Suzana J. Camargo Lamont-Doherty Earth Observatory

Jon Eischeid University of Colorado Boulder

Ming Zhao Geophysical Fluid Dynamics Laboratory

External Links

Personal website of Arun Kumar

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