World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
51
Citations
10446
World Ranking
4713
National Ranking
1742

Karl D. Froyd 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 Karl D. Froyd 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: 147 publications — 40th percentile

40% of scientists in this discipline score the same or lower.

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

Karl D. Froyd 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 Karl D. Froyd 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: 51 D-Index — 52nd percentile

52% of scientists in this discipline score the same or lower.

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

Overview

Karl D. Froyd is a researcher affiliated with the Cooperative Institute for Research in Environmental Sciences in the United States. Their work primarily focuses on Earth and Planetary Sciences, with a strong emphasis on Environmental Science and Atmospheric Science.

The scientist's research spans several subfields including Atmospheric Science, Global and Planetary Change, Astronomy and Astrophysics, Health, Toxicology and Mutagenesis, and Environmental Engineering. The main topics addressed in their publications concern atmospheric chemistry and aerosols, atmospheric ozone and climate, atmospheric aerosols and clouds, atmospheric and environmental gas dynamics, air quality and health impacts, fire effects on ecosystems, and planetary science and exploration.

Frequent co-authors in their research include:

  • Gregory P. Schill
  • Daniel M. Murphy
  • C. A. Brock
  • Christina Williamson
  • Agnieszka Kupc

The venues where Karl D. Froyd has commonly published include:

  • Atmospheric Chemistry and Physics
  • Geophysical Research Letters
  • Nature Geoscience
  • Proceedings of the National Academy of Sciences
  • Science

Among the recent papers authored or co-authored by Karl D. Froyd are:

  • "Global Measurements of Brown Carbon and Estimated Direct Radiative Effects," 2020, Geophysical Research Letters
  • "Widespread biomass burning smoke throughout the remote troposphere," 2020, Nature Geoscience
  • "The NASA Atmospheric Tomography (ATom) Mission: Imaging the Chemistry of the Global Atmosphere," 2021, Bulletin of the American Meteorological Society
  • "Dominant role of mineral dust in cirrus cloud formation revealed by global-scale measurements," 2022, Nature Geoscience
  • "A biogenic secondary organic aerosol source of cirrus ice nucleating particles," 2020, Nature Communications

Best Publications

  • Clarifying the Dominant Sources and Mechanisms of Cirrus Cloud Formation

    Daniel J. Cziczo;Karl D. Froyd;Karl D. Froyd;Corinna Hoose;Eric J. Jensen

  • Single-particle mass spectrometry of tropospheric aerosol particles

    D. M. Murphy;D. J. Cziczo;K. D. Froyd;P. K. Hudson

  • Aerosol classification using airborne High Spectral Resolution Lidar measurements – methodology and examples

    S. P. Burton;R. A. Ferrare;C. A. Hostetler;J. W. Hair

  • Atmospheric ion-induced nucleation of sulfuric acid and water

    E. R. Lovejoy;J. Curtius;K. D. Froyd;K. D. Froyd

  • Aqueous-phase mechanism for secondary organic aerosol formation from isoprene: application to the southeast United States and co-benefit of SO2 emission controls

    Eloise A Marais;Daniel J Jacob;Jose L Jimenez;Jose L Jimenez;Pedro Campuzano-Jost;Pedro Campuzano-Jost

  • Organic aerosol composition and sources in Pasadena, California, during the 2010 CalNex campaign

    P. L. Hayes;A. M. Ortega;M. J. Cubison;K. D. Froyd;K. D. Froyd

  • Biomass burning in Siberia and Kazakhstan as an important source for haze over the Alaskan Arctic in April 2008

    C. Warneke;C. Warneke;R. Bahreini;R. Bahreini;J. Brioude;J. Brioude;C. A. Brock

  • Sources, seasonality, and trends of southeast US aerosol: an integrated analysis of surface, aircraft, and satellite observations with the GEOS-Chem chemical transport model

    P S Kim;Daniel J Jacob;Jenny A Fisher;K Travis

  • Characteristics, sources, and transport of aerosols measured in spring 2008 during the aerosol, radiation, and cloud processes affecting Arctic Climate (ARCPAC) Project

    C. A. Brock;J. Cozic;J. Cozic;R. Bahreini;R. Bahreini;K. D. Froyd;K. D. Froyd

  • A large source of cloud condensation nuclei from new particle formation in the tropics.

    Christina J. Williamson;Christina J. Williamson;Agnieszka Kupc;Agnieszka Kupc;Duncan Axisa;Kelsey R. Bilsback

  • Contribution of isoprene-derived organosulfates to free tropospheric aerosol mass

    K. D. Froyd;S. M. Murphy;D. M. Murphy;J. A. de Gouw

  • Fine particle pH and gas–particle phase partitioning of inorganic species in Pasadena, California, during the 2010 CalNex campaign

    Hongyu Guo;Jiumeng Liu;Jiumeng Liu;Karl D. Froyd;Karl D. Froyd;James M. Roberts

  • An important contribution to springtime Arctic aerosol from biomass burning in Russia

    C. Warneke;C. Warneke;K. D. Froyd;K. D. Froyd;J. Brioude;J. Brioude;R. Bahreini;R. Bahreini

  • Deactivation of ice nuclei due to atmospherically relevant surface coatings

    Daniel J Cziczo;Daniel J Cziczo;Karl D Froyd;Karl D Froyd;Stephane J Gallavardin;Stephane J Gallavardin;Ottmar Moehler

  • Aerosol composition of the tropical upper troposphere

    K. D. Froyd;K. D. Froyd;D. M. Murphy;T. J. Sanford;T. J. Sanford;D. S. Thomson;D. S. Thomson

  • Dominant role of mineral dust in cirrus cloud formation revealed by global-scale measurements

    Unknown

  • Aerosols that form subvisible cirrus at the tropical tropopause

    K. D. Froyd;K. D. Froyd;D. M. Murphy;P. Lawson;D. Baumgardner

  • Global Measurements of Brown Carbon and Estimated Direct Radiative Effects

    Linghan Zeng;Aoxing Zhang;Yuhang Wang;Nicholas L. Wagner;Nicholas L. Wagner

  • Airborne measurements of organosulfates over the continental U.S.

    Jin Liao;Jin Liao;Karl D. Froyd;Karl D. Froyd;Daniel M. Murphy;Frank N. Keutsch;Frank N. Keutsch

  • Observations of the chemical composition of stratospheric aerosol particles

    D. M. Murphy;K. D. Froyd;K. D. Froyd;J. P. Schwarz;J. P. Schwarz;J. C. Wilson

  • Widespread biomass burning smoke throughout the remote troposphere

    G. P. Schill;G. P. Schill;K. D. Froyd;K. D. Froyd;H. Bian;H. Bian;A. Kupc;A. Kupc;A. Kupc

  • Aerosol size distributions during the Atmospheric Tomography Mission (ATom): methods, uncertainties, and data products

    Charles A. Brock;Christina Williamson;Christina Williamson;Agnieszka Kupc;Agnieszka Kupc;Karl D. Froyd;Karl D. Froyd

  • Electron-Beam-Induced Damage in Self-Assembled Monolayers

    Kannan Seshadri;Karl Froyd;Atul N. Parikh;David L. Allara

  • ATom: Merged Atmospheric Chemistry, Trace Gases, and Aerosols

    S.C. Wofsy;S. Afshar;H.M. Allen;E.C. Apel

Frequent Co-Authors

Daniel M. Murphy
Daniel M. Murphy National Oceanic and Atmospheric Administration
Jeff Peischl
Jeff Peischl Cooperative Institute for Research in Environmental Sciences
Jose L. Jimenez
Jose L. Jimenez University of Colorado Boulder
Pedro Campuzano-Jost
Pedro Campuzano-Jost University of Colorado Boulder
Joshua P. Schwarz
Joshua P. Schwarz National Oceanic and Atmospheric Administration
Charles A. Brock
Charles A. Brock National Oceanic and Atmospheric Administration
Bernadett Weinzierl
Bernadett Weinzierl University of Vienna
Eric A. Ray
Eric A. Ray National Oceanic and Atmospheric Administration
Jerome Brioude
Jerome Brioude University of La Réunion

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