World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
60
Citations
10157
World Ranking
2988
National Ranking
1168

A. I. F. Stewart 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 A. I. F. Stewart 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: 178 publications — 55th percentile

55% of scientists in this discipline score the same or lower.

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

A. I. F. Stewart 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 A. I. F. Stewart 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: 60 D-Index — 71st percentile

71% of scientists in this discipline score the same or lower.

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

Overview

A. I. F. Stewart is affiliated with the University of Colorado Boulder in the United States. Their research spans multiple fields, primarily focusing on Physics and Astronomy as well as Social Sciences. More specifically, their work delves into Astronomy and Astrophysics, Education, Aerospace Engineering, Physiology, and applications within Computer Science.

The scientist has contributed to various topics, including Planetary Science and Exploration, Astro and Planetary Science, Child Development and Digital Technology, Spacecraft and Cryogenic Technologies, Spaceflight effects on biology, Space Science and Extraterrestrial Life, and Teaching and Learning Programming.

Stewart has participated in publishing research articles in notable venues, such as:

  • Nature Astronomy
  • Geophysical Research Letters
  • Journal of Geophysical Research Space Physics
  • International Journal of Instruction
  • University of Arizona Press eBooks

Recent papers authored or co-authored by Stewart include:

  • "Martian water loss to space enhanced by regional dust storms," 2021, Nature Astronomy
  • "Martian Thermospheric Warming Associated With the Planet Encircling Dust Event of 2018," 2020, Geophysical Research Letters
  • "Imaging of Martian Circulation Patterns and Atmospheric Tides Through MAVEN/IUVS Nightglow Observations," 2020, Journal of Geophysical Research Space Physics
  • "SOLAR ACTIVITY BEHAVIOR OF THE THERMOSPHERE," 2022, University of Arizona Press eBooks
  • "Maker Activities and Academic Writing in a Middle School Science Classroom," 2023, International Journal of Instruction

Stewart frequently collaborates with other researchers in the field. Co-authors with multiple joint publications include:

  • Justin Deighan
  • Sonal Jain
  • N. M. Schneider
  • S. W. Bougher
  • D. M. Kass

Best Publications

  • The Mars Atmosphere and Volatile Evolution (MAVEN) Mission

    Bruce M. Jakosky;R. P. Lin;J. M. Grebowsky;J. G. Luhmann

  • Enceladus' Water Vapor Plume

    Candice J. Hansen;L. Esposito;A. I. F. Stewart;J. Colwell

  • The Cassini Ultraviolet Imaging Spectrograph Investigation

    Larry W. Esposito;Charles A. Barth;Joshua E. Colwell;George M. Lawrence

  • Mariner 6 and 7 Ultraviolet Spectrometer Experiment: Upper atmosphere data

    C. A. Barth;C. W. Hord;J. B. Pearce;K. K. Kelly

  • MAVEN observations of the response of Mars to an interplanetary coronal mass ejection

    Bruce M. Jakosky;Joseph M. Grebowsky;Janet G. Luhmann;J. Connerney

  • Hot oxygen atoms in the upper atmosphere of Venus

    A. F. Nagy;T. E. Cravens;J.-H. Yee;A. I. F. Stewart

  • The composition and structure of the Enceladus plume

    C J Hansen;Donald E Shemansky;Larry W. Esposito;A I F Stewart

  • Solar cycle study of interplanetary Lyman-alpha variations: Pioneer venus orbiter sky background results

    J. M. Ajello;A. I. Stewart;G. E. Thomas;A. Graps

  • Mariner 9 Ultraviolet Spectrometer Experiment: Seasonal Variation of Ozone on Mars

    Charles A. Barth;Charles W. Hord;A. Ian Stewart;Arthur L. Lane

  • The Cassini UVIS stellar probe of the Titan atmosphere.

    Donald E. Shemansky;A. Ian F. Stewart;Robert A. West;Larry W. Esposito

  • Mariner 6: ultraviolet spectrum of Mars upper atmosphere.

    C. A. Barth;W. G. Fastie;C. W. Hord;J. B. Pearce

  • Elevated atmospheric escape of atomic hydrogen from Mars induced by high-altitude water

    M. S. Chaffin;J. Deighan;N. M. Schneider;A. I. F. Stewart

  • Water vapour jets inside the plume of gas leaving Enceladus.

    C. J. Hansen;L. W. Esposito;A. I. F. Stewart;B. Meinke

  • Mariner 6 and 7 Ultraviolet Spectrometer Experiment: Implications of CO2 +, CO and O Airglow

    A. I. Stewart

  • Coordinated rocket and satellite measurements of an auroral event, 2. The rocket observations and analysis

    W. E. Sharp;M. H. Rees;A. I. Stewart

  • Morphology of the Venus ultraviolet night airglow

    A. I. F. Stewart;Jean-Claude Gérard;D. W. Rusch;S. W. Bougher

  • Ultraviolet spectroscopy of venus: initial results from the pioneer venus orbiter.

    A. I. Stewart;D. E. Anderson;L. W. Esposito;C. A. Barth

  • Ultraviolet Imaging Spectroscopy Shows an Active Saturnian System

    Larry W. Esposito;Joshua E. Colwell;Kristopher Larsen;Willian E. McClintock

  • Mariner 9 ultraviolet spectrometer experiment: Structure of Mars' upper atmosphere

    A.I. Stewart;C.A. Barth;C.W. Hord;A.L. Lane

  • Sulfur dioxide at the Venus cloud tops, 1978-1986

    Larry W. Esposito;M. Copley;R. Eckert;L. Gates

  • Mariner 9 ultraviolet spectrometer experiment: initial results.

    Charles A. Barth;Charles W. Hord;A. Ian Stewart;Arthur L. Lane

Frequent Co-Authors

William E. McClintock
William E. McClintock University of Colorado Boulder
Heino Falcke
Heino Falcke Radboud University
John Clarke
John Clarke University of California, Berkeley
Michael W. Wise
Michael W. Wise Netherlands Institute for Space Research
Rob Fender
Rob Fender University of Oxford
Mark J. Bentum
Mark J. Bentum Eindhoven University of Technology
Bruce M. Jakosky
Bruce M. Jakosky University of Colorado Boulder
Ralph A. M. J. Wijers
Ralph A. M. J. Wijers University of Amsterdam
Jason W. T. Hessels
Jason W. T. Hessels University of Amsterdam
Annalisa Bonafede
Annalisa Bonafede National Institute for Astrophysics

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Related Online Degrees & Career Pathways

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Overall, combining environmental sciences with these related online degrees enhances career prospects in research, education, policy, and community advocacy.

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