World's Best Scientists 2026 revealed!
Gregory R. Carmichael

Gregory R. Carmichael

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Environmental Sciences
USA
2026

D-Index & Metrics

Environmental Sciences

D-Index
112
Citations
52050
World Ranking
179
National Ranking
84

Gregory R. Carmichael 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 Gregory R. Carmichael sits on this spectrum.

41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 283 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 25 scientists 501–510 publications: 17 scientists 511–520 publications: 18 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–686 publications: 3 scientists 687+ publications: 100 scientists
41 publications 687+

This scientist: 592 publications — 98th percentile

98% of scientists in this discipline score the same or lower.

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

Gregory R. Carmichael 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 Gregory R. Carmichael sits on this spectrum.

30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 199 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 19 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125+ D-Index: 99 scientists
30 D-Index 125+

This scientist: 112 D-Index — 98th percentile

98% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2026 - Research.com Environmental Sciences in United States Leader Award
  • 2025 - Research.com Environmental Sciences in United States Leader Award
  • 2018 - Fellow of American Geophysical Union (AGU)

Overview

Gregory R. Carmichael is affiliated with the University of Iowa in the United States. Their research primarily focuses on environmental science and earth and planetary sciences, with a significant emphasis on atmospheric science as a subfield.

The scientist has contributed extensively to topics such as atmospheric chemistry and aerosols, air quality and health impacts, atmospheric aerosols and clouds, atmospheric and environmental gas dynamics, atmospheric ozone and climate, air quality monitoring and forecasting, and vehicle emissions and performance.

Selected recent publications by Gregory R. Carmichael include:

  • A 6-year-long (2013-2018) high-resolution air quality reanalysis dataset in China based on the assimilation of surface observations from CNEMC, 2021, Earth system science data
  • Multi-model intercomparisons of air quality simulations for the KORUS-AQ campaign, 2021, Elementa Science of the Anthropocene
  • Modeling the smoky troposphere of the southeast Atlantic: a comparison to ORACLES airborne observations from September of 2016, 2020, Atmospheric chemistry and physics
  • Natural gas shortages during the "coal-to-gas" transition in China have caused a large redistribution of air pollution in winter 2017, 2020, Proceedings of the National Academy of Sciences
  • Evaluation and uncertainty investigation of the NO 2, CO and NH 3 modeling over China under the framework of MICS-Asia III, 2020, Atmospheric chemistry and physics

Frequent coauthors collaborating with Gregory R. Carmichael include:

  • Meng Gao
  • Zifa Wang
  • Pablo E. Saide
  • Charles O. Stanier
  • Fan Wang

Gregory R. Carmichael has published regularly in several scientific venues. These include:

  • Atmospheric chemistry and physics
  • Bulletin of the American Meteorological Society
  • npj Climate and Atmospheric Science
  • Zenodo (CERN European Organization for Nuclear Research)
  • Proceedings of the National Academy of Sciences

Their work is recognized in the field, highlighted by receiving the distinction of Fellow of the American Geophysical Union (AGU) in 2018.

Best Publications

  • Global and regional climate changes due to black carbon

    V. Ramanathan;G. Carmichael

  • An inventory of gaseous and primary aerosol emissions in Asia in the year 2000

    D. G. Streets;T. C. Bond;G. R. Carmichael;S. D. Fernandes

  • Asian emissions in 2006 for the NASA INTEX-B mission

    Q. Zhang;Q. Zhang;D. G. Streets;G. R. Carmichael;K. B. He

  • MIX: a mosaic Asian anthropogenic emission inventory under the international collaboration framework of the MICS-Asia and HTAP

    Meng Li;Qiang Zhang;Jun-ichi Kurokawa;Jung-Hun Woo

  • Role of mineral aerosol as a reactive surface in the global troposphere

    Frank J. Dentener;Gregory R. Carmichael;Yang Zhang;Jos Lelieveld

  • Reactive nitrogen chemistry in aerosol water as a source of sulfate during haze events in China

    Yafang Cheng;Guangjie Zheng;Guangjie Zheng;Chao Wei;Qing Mu

  • An overview of ACE-Asia: Strategies for quantifying the relationships between Asian aerosols and their climatic impacts

    Barry J. Huebert;Timothy Bates;Philip B. Russell;Guangyu Shi

  • Biomass burning in Asia: Annual and seasonal estimates and atmospheric emissions

    D. G. Streets;K. F. Yarber;J.-H. Woo;G. R. Carmichael

  • Transport of Asian air pollution to North America

    Dan Jaffe;Theodore Anderson;Dave Covert;Robert Kotchenruther

  • Sulfur dioxide emissions in China and sulfur trends in East Asia since 2000

    Z. Lu;D. G. Streets;Q. Zhang;S. Wang;S. Wang

  • Introduction to special section: Outstanding problems in quantifying the radiative impacts of mineral dust

    I. N. Sokolik;D. M. Winker;G. Bergametti;D. A. Gillette

  • The kinetic preprocessor KPP*/a software environment for solving chemical kinetics

    Valeriu Damian;Adrian Sandu;Mirela Damian;Florian Potra

  • Atmospheric brown clouds: Hemispherical and regional variations in long-range transport, absorption, and radiative forcing

    V. Ramanathan;F. Li;M. V. Ramana;P. S. Praveen

  • Multimodel estimates of intercontinental source-receptor relationships for ozone pollution

    Arlene M. Fiore;F. J. Dentener;O. Wild;C. Cuvelier

  • Size distributions and mixtures of dust and black carbon aerosol in Asian outflow: Physiochemistry and optical properties

    A. D. Clarke;Y. Shinozuka;V. N. Kapustin;S. Howell

  • Emissions estimation from satellite retrievals: A review of current capability

    David G. Streets;Timothy Canty;Gregory R. Carmichael;Benjamin de Foy

  • "What We Breathe Impacts Our Health: Improving Understanding of the Link between Air Pollution and Health"

    J. Jason West;Aaron Cohen;Frank Dentener;Bert Brunekreef

  • ACE-ASIA Regional Climatic and Atmospheric Chemical Effects of Asian Dust and Pollution

    John H. Seinfeld;Gregory R. Carmichael;Richard Arimoto;William C. Conant

  • New Era of Air Quality Monitoring from Space: Geostationary Environment Monitoring Spectrometer (GEMS)

    Jhoon Kim;Ukkyo Jeong;Myoung Hwan Ahn;Jae H. Kim

  • Acid rain and acidification in China: the importance of base cation deposition

    T. Larssen;G.R. Carmichael

  • A second generation model for regional-scale transport/chemistry/deposition

    Gregory R. Carmichael;Leonard K. Peters

Frequent Co-Authors

David G. Streets
David G. Streets Harvard University
Youhua Tang
Youhua Tang George Mason University
Adrian Sandu
Adrian Sandu Virginia Tech
Itsushi Uno
Itsushi Uno Kyushu University
Jung-Hun Woo
Jung-Hun Woo Seoul National University
Zifa Wang
Zifa Wang Chinese Academy of Sciences
Pablo E. Saide
Pablo E. Saide University of California, Los Angeles
Qiang Zhang
Qiang Zhang Peking University
Qiang Zhang
Qiang Zhang Tsinghua University
Donald R. Blake
Donald R. Blake University of California, Irvine

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