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Environmental Sciences
Japan
2026

D-Index & Metrics

Environmental Sciences

D-Index
87
Citations
26067
World Ranking
684
National Ranking
5

Research.com Recognitions

  • 2026 - Research.com Environmental Sciences in Japan Leader Award
  • 2025 - Research.com Environmental Sciences in Japan Leader Award
  • 2023 - Research.com Environmental Sciences in Japan Leader Award
  • 2022 - Research.com Environmental Sciences in Japan Leader Award
  • 2016 - Fellow of American Geophysical Union (AGU)

Overview

Hajime Akimoto is affiliated with the National Institute for Environmental Studies in Japan. Their research spans Earth and Planetary Sciences as well as Environmental Science, with a focus on several subfields including Atmospheric Science, Global and Planetary Change, Health, Toxicology and Mutagenesis, Economics and Econometrics, and Oceanography.

The scientist's work primarily addresses topics related to Atmospheric chemistry and aerosols, Air Quality and Health Impacts, Atmospheric Ozone and Climate, Atmospheric and Environmental Gas Dynamics, Atmospheric aerosols and clouds, Climate Change Policy and Economics, and the impact of COVID-19 on air quality.

Frequent publication venues for their research include:

  • Atmospheric chemistry and physics
  • Atmospheric Environment
  • AMBIO
  • Aerosol and Air Quality Research
  • Progress in Earth and Planetary Science

Notable recent papers include:

  • Rethinking of the adverse effects of NOx-control on the reduction of methane and tropospheric ozone - Challenges toward a denitrified society, 2022, Atmospheric Environment
  • Evaluation of NU-WRF model performance on air quality simulation under various model resolutions - an investigation within the framework of MICS-Asia Phase III, 2020, Atmospheric chemistry and physics
  • Unbalanced emission reductions of different species and sectors in China during COVID-19 lockdown derived by multi-species surface observation assimilation, 2023, Atmospheric chemistry and physics
  • Development of science and policy related to acid deposition in East Asia over 30 years, 2022, AMBIO
  • Discrepancies between MICS-Asia III simulation and observation for surface ozone in the marine atmosphere over the northwestern Pacific Asian Rim region, 2020, Atmospheric chemistry and physics

Frequent co-authors include:

  • Hiroshi Tanimoto
  • Zifa Wang
  • Tatsuya Nagashima
  • Meng Gao
  • Gregory R. Carmichael

The scientist was recognized as a Fellow of the American Geophysical Union (AGU) in 2016.

Best Publications

  • An Asian emission inventory of anthropogenic emission sources for the period 1980-2020

    T. Ohara;T. Ohara;H. Akimoto;J. Kurokawa;N. Horii

  • Global Air Quality and Pollution

    Unknown

  • Emissions of air pollutants and greenhouse gases over Asian regions during 2000–2008: Regional Emission inventory in ASia (REAS) version 2

    J. Kurokawa;T. Ohara;T. Morikawa;S. Hanayama

  • Atmospheric composition change – global and regional air quality

    P.S. Monks;Claire Granier;Claire Granier;Claire Granier;S. Fuzzi;A. Stohl

  • Global estimations of the inventory and mitigation potential of methane emissions from rice cultivation conducted using the 2006 Intergovernmental Panel on Climate Change Guidelines

    Xiaoyuan Yan;Hiroko Akiyama;Kazuyuki Yagi;Hajime Akimoto

  • Statistical analysis of the major variables controlling methane emission from rice fields

    Xiaoyuan Yan;Kazuyuki Yagi;Hiroko Akiyama;Hajime Akimoto

  • Estimation of nitrous oxide, nitric oxide and ammonia emissions from croplands in East, Southeast and South Asia

    Xiaoyuan Yan;Hajime Akimoto;Toshimasa Ohara

  • Distribution of SO2, NOx and CO2 emissions from fuel combustion and industrial activities in Asia with 1° × 1° resolution

    Hajime Akimoto;Hirohito Narita

  • Bottom-up estimate of biomass burning in mainland China.

    Xiaoyuan Yan;Xiaoyuan Yan;Toshimasa Ohara;Hajime Akimoto

  • CHASER: A global chemical model of the troposphere 1. Model description

    Kengo Sudo;Masaaki Takahashi;Jun-ichi Kurokawa;Hajime Akimoto

  • The Pacific Exploratory Mission‐West Phase B: February‐March, 1994

    J. M. Hoell;D. D. Davis;S. C. Liu;R. E. Newell

  • Reactions of ozone with α‐pinene and β‐pinene in air: Yields of gaseous and particulate products

    Shiro Hatakeyama;Katsuyuki Izumi;Tsutomu Fukuyama;Hajime Akimoto

  • Pacific Exploratory Mission‐West A (PEM‐West A): September–October 1991

    Jr.J. M. Hoell;D. D Davis;S. C. Liu;R. Newell

  • Reactions of OH with α-pinene and β-pinene in air: Estimate of global CO production from the atmospheric oxidation of terpenes

    Shiro Hatakeyama;Katsuyuki Izumi;Tsutomu Fukuyama;Hajime Akimoto

  • FORMATION OF NITROUS ACID AND NITRIC OXIDE IN THE HETEROGENEOUS DARK REACTION OF NITROGEN DIOXIDE AND WATER VAPOR IN A SMOG CHAMBER

    F. Sakamaki;S. Hatakeyama;H. Akimoto

  • Intercontinental transport of ozone and its precursors in a three-dimensional global CTM

    Oliver Wild;Hajime Akimoto

  • Anthropogenic emissions of SO2 and NOx in Asia : emission inventories

    Unknown

  • Urban photochemistry in central Tokyo 1. Observed and modeled OH and HO2 radical concentrations during the winter and summer of 2004

    Yugo Kanaya;Renqiu Cao;Hajime Akimoto;Masato Fukuda

  • Indirect long‐term global radiative cooling from NOx Emissions

    Oliver Wild;Michael J. Prather;Hajime Akimoto

  • Global source attribution of tropospheric ozone: Long-range transport from various source regions

    K. Sudo;K. Sudo;H. Akimoto

  • Sulfur dioxide emissions in Asia in the period 1985–1997

    David G Streets;Nancy Y Tsai;Hajime Akimoto;Kaoru Oka

  • Mechanism for the formation of gaseous and particulate products from ozone-cycloalkene reactions in air

    Shiro. Hatakeyama;Masafumi. Ohno;Jianhua. Weng;Hiroo. Takagi

Frequent Co-Authors

Yugo Kanaya
Yugo Kanaya Japan Agency for Marine-Earth Science and Technology
Toshimasa Ohara
Toshimasa Ohara Asia Center for Air Pollution Research
Yoshizumi Kajii
Yoshizumi Kajii Kyoto University
Hiroshi Tanimoto
Hiroshi Tanimoto National Institute for Environmental Studies
Zifa Wang
Zifa Wang Chinese Academy of Sciences
Hitoshi Irie
Hitoshi Irie Chiba University
Kengo Sudo
Kengo Sudo Nagoya University
Masayuki Takigawa
Masayuki Takigawa Japan Agency for Marine-Earth Science and Technology
Itsushi Uno
Itsushi Uno Kyushu University
Yoko Yokouchi
Yoko Yokouchi National Institute for Environmental Studies

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