2026 Toshio Suga: Earth Science Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Earth Science	41	5498	5084	143	132	126	6741

Overview

Toshio Suga is a researcher affiliated with Tohoku University in Japan. Their work spans several areas within Earth and Planetary Sciences and Environmental Science, with a particular focus on Oceanography and related subfields.

The scientist's research primarily covers topics such as:

Oceanographic and Atmospheric Processes
Marine and coastal ecosystems
Climate variability and models
Marine and fisheries research
Arctic and Antarctic ice dynamics
Ocean Acidification Effects and Responses
Tropical and Extratropical Cyclones Research

Key subfields within their work include:

Oceanography
Global and Planetary Change
Atmospheric Science
Geology
Management, Monitoring, Policy and Law

Suga has published extensively in several scientific venues, with frequent contributions to:

Frontiers in Marine Science
Journal of Geophysical Research Oceans
Journal of Oceanography
Earth system science data
Annual Review of Marine Science

Among notable papers associated with or relevant to their field of study are:

"Argo Data 1999-2019: Two Million Temperature-Salinity Profiles and Subsurface Velocity Observations From a Global Array of Profiling Floats" (2020, Frontiers in Marine Science)
"Heat stored in the Earth system 1960-2020: where does the energy go?" (2023, Earth system science data)
"Argo-Two Decades: Global Oceanography, Revolutionized" (2021, Annual Review of Marine Science)
"The Technological, Scientific, and Sociological Revolution of Global Subsurface Ocean Observing" (2021, Oceanography)
"Unsupervised Clustering of Argo Temperature and Salinity Profiles in the Mid-Latitude Northwest Pacific Ocean and Revealed Influence of the Kuroshio Extension Variability on the Vertical Structure Distribution" (2022, Journal of Geophysical Research Oceans)

Suga frequently collaborates with other researchers including Susan Wijffels, Dean Roemmich, Gregory C. Johnson, Shigeki Hosoda, and Nathalie Zilberman.

Best Publications

Fifteen years of ocean observations with the global Argo array

Stephen C. Riser;Howard J. Freeland;Dean Roemmich;Susan Wijffels

599
Citations
Changing Ocean, Marine Ecosystems, and Dependent Communities

Nathaniel L. Bindoff;William W.L. Cheung;James G. Kairo;Javier Arístegui

467
Citations
On the Future of Argo: A Global, Full-Depth, Multi-Disciplinary Array

Dean Roemmich;Matthew H. Alford;Hervé Claustre;Kenneth Johnson

424
Citations
Argo Data 1999–2019: Two Million Temperature-Salinity Profiles and Subsurface Velocity Observations From a Global Array of Profiling Floats

Annie P.S. Wong;Susan E. Wijffels;Stephen C. Riser;Sylvie Pouliquen

384
Citations
The North Pacific climatology of winter mixed layer and Mode waters

Toshio Suga;Kazunori Motoki;Yoshikazu Aoki;Alison M. Macdonald

261
Citations
Thermostad Distribution in the North Pacific Subtropical Gyre: The Central Mode Water and the Subtropical Mode Water

Toshio Suga;Yukiko Takei;Kimio Hanawa

212
Citations
Global surface layer salinity change detected by Argo and its implication for hydrological cycle intensification

Shigeki Hosoda;Toshio Suga;Toshio Suga;Nobuyuki Shikama;Keisuke Mizuno

205
Citations
The mixed-layer climatology in the northwestern part of the north pacific subtropical gyre and the formation area of subtropical mode water

Toshio Suga;Kimio Hanawa

183
Citations
Subtropical Mode Water in the 137°E Section

Toshio Suga;Kimio Hanawa;Yoshiaki Toba

167
Citations
The subtropical mode water circulation in the North Pacific

Toshio Suga;Kimio Hanawa

155
Citations
Oceanic fronts and jets around Japan: A review

Shinichiro Kida;Humio Mitsudera;Shigeru Aoki;Xinyu Guo

151
Citations
Improved description of global mixed-layer depth using Argo profiling floats

Shigeki Hosoda;Tsuyoshi Ohira;Kanako Sato;Toshio Suga;Toshio Suga

148
Citations
Argo: The challenge of continuing 10 years of progress

D Roemmich;M Belboch;H Freeland;SL Garzoli

138
Citations
Trend and Variability in Global Upper‐Ocean Stratification Since the 1960s

Ryohei Yamaguchi;Toshio Suga;Toshio Suga

138
Citations
North Pacific Tropical Water: its climatology and temporal changes associated with the climate regime shift in the 1970s

Toshio Suga;Ayato Kato;Kimio Hanawa

138
Citations
Temporal Variability of Winter Mixed Layer in the Mid- to High-Latitude North Pacific

Eitarou Oka;Eitarou Oka;Lynne D. Talley;Toshio Suga;Toshio Suga

107
Citations
ARGO - a decade of progress

Howard Freeland;Dean Roemmich;Silvia L. Garzoli;Pierre-Yves Le Traon

102
Citations
Surface thermal conditions in the western North Pacific during the ENSO events

Kimio Hanawa;Tomowo Watanabe;Naoto Iwasaka;Toshio Suga

102
Citations
An Isopycnally Averaged North Pacific Climatology

A. M. Macdonald;T. Suga;R. G. Curry

97
Citations
Ventilation of the North Pacific subtropical pycnocline and mode water formation

Toshio Suga;Toshio Suga;Yoshikazu Aoki;Hiroko Saito;Kimio Hanawa

96
Citations
Antarctic Intermediate Water circulation in the tropical and subtropical South Atlantic

Toshio Suga;Lynne D. Talley

92
Citations

Frequent Co-Authors

Kimio Hanawa Tohoku University

Dean Roemmich University of California, San Diego

Susan Wijffels Woods Hole Oceanographic Institution

Howard J. Freeland Fisheries and Oceans Canada

Bo Qiu University of Hawaii at Manoa

Brian A. King National Oceanography Centre

M. Ravichandran Ministry of Earth Sciences

Stephen C. Riser University of Washington

Masao Ishii Japan Meteorological Agency

Andreas Sterl Royal Netherlands Meteorological Institute

External Links

Personal website of Toshio Suga

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