World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
54
Citations
11557
World Ranking
4018
National Ranking
1534

Cynthia H. Twohy 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 Cynthia H. Twohy 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: 160 publications — 47th percentile

47% of scientists in this discipline score the same or lower.

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

Cynthia H. Twohy 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 Cynthia H. Twohy 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: 54 D-Index — 59th percentile

59% of scientists in this discipline score the same or lower.

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

Overview

Cynthia H. Twohy is affiliated with Northwest Research Associates in the United States. Their research focuses on atmospheric sciences, specifically on aerosols, clouds, and related environmental processes. They have contributed extensively to the fields of Earth and Planetary Sciences and Environmental Science, with particular concentration in Atmospheric Science and Global and Planetary Change.

The main topics of their research include:

  • Atmospheric aerosols and clouds
  • Atmospheric chemistry and aerosols
  • Atmospheric Ozone and Climate
  • Atmospheric and Environmental Gas Dynamics
  • Fire effects on ecosystems
  • Indoor Air Quality and Microbial Exposure
  • Allergic Rhinitis and Sensitization

Twohy has published in several scientific venues. The frequent publication venues for their work are:

  • Journal of Geophysical Research Atmospheres
  • Bulletin of the American Meteorological Society
  • Atmospheric Chemistry and Physics
  • Earth's Future
  • Geophysical Research Letters

Among recent papers authored or coauthored by Cynthia H. Twohy are:

  • Observations of Clouds, Aerosols, Precipitation, and Surface Radiation over the Southern Ocean: An Overview of CAPRICORN, MARCUS, MICRE, and SOCRATES, 2020, Bulletin of the American Meteorological Society
  • Simulating Observations of Southern Ocean Clouds and Implications for Climate, 2020, Journal of Geophysical Research Atmospheres
  • Influences of Recent Particle Formation on Southern Ocean Aerosol Variability and Low Cloud Properties, 2021, Journal of Geophysical Research Atmospheres
  • Observations of Ice Nucleating Particles in the Free Troposphere From Western US Wildfires, 2021, Journal of Geophysical Research Atmospheres
  • Cloud-Nucleating Particles Over the Southern Ocean in a Changing Climate, 2021, Earth's Future

They have collaborated frequently with a group of coauthors, including:

  • D. W. Toohey
  • Paul J. DeMott
  • Kathryn A. Moore
  • Christina S. McCluskey
  • Andrew Gettelman

Best Publications

  • Predicting global atmospheric ice nuclei distributions and their impacts on climate

    Paul J. DeMott;Anthony J. Prenni;Xiaohong Liu;Sonia M. Kreidenweis

  • Clarifying the Dominant Sources and Mechanisms of Cirrus Cloud Formation

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

  • Rain in Shallow Cumulus Over the Ocean: The RICO Campaign

    R. M. Rauber;B. Stevens;B. Stevens;H. T. Ochs;C. Knight

  • In situ detection of biological particles in cloud ice-crystals

    Kerri A. Pratt;Paul J. DeMott;Jeffrey R. French;Zhien Wang

  • Dynamics and chemistry of marine stratocumulus - DYCOMS II

    Bjorn Stevens;Donald H. Lenschow;Gabor Vali;Hermann Gerber

  • Observations of clouds, aerosols, precipitation, and surface radiation over the southern ocean

    Greg Michael McFarquhar;Christopher S. Bretherton;Roger Marchand;Alain Protat

  • A general approach for deriving the properties of cirrus and stratiform ice cloud particles

    Andrew J. Heymsfield;Sharon Lewis;Aaron Bansemer;Jean Iaquinta

  • Effective Ice Particle Densities Derived from Aircraft Data

    Andrew J. Heymsfield;A Aron Bansemer;Carl Schmitt;Cynthia Twohy

  • Saharan dust particles nucleate droplets in eastern Atlantic clouds

    Cynthia H. Twohy;Sonia M. Kreidenweis;Trude Eidhammer;Edward V. Browell

  • Evaluation of the aerosol indirect effect in marine stratocumulus clouds : droplet number, size, liquid water path, and radiative impact

    Cynthia H. Twohy;Markus D. Petters;Jefferson R. Snider;Bjorn Stevens

  • Improved Representation of Ice Particle Masses Based on Observations in Natural Clouds

    Andrew J. Heymsfield;Carl Schmitt;Aaron Bansemer;Cynthia H. Twohy

  • Measurement of Condensed Water Content in Liquid and Ice Clouds Using an Airborne Counterflow Virtual Impactor

    Cynthia H. Twohy;Allen J. Schanot;William A. Cooper

  • Airborne instruments to measure atmospheric aerosol particles, clouds and radiation: A cook's tour of mature and emerging technology

    D. Baumgardner;J.L. Brenguier;A. Bucholtz;H. Coe

  • The Saharan Air Layer and the Fate of African Easterly Waves—NASA's AMMA Field Study of Tropical Cyclogenesis

    Edward J. Zipser;Cynthia H. Twohy;Si Chee Tsay;K. Lee Thornhill

  • Improvements to an Empirical Parameterization of Heterogeneous Ice Nucleation and Its Comparison with Observations

    Vaughan T. J. Phillips;Paul J. Demott;Constantin Andronache;Kerri A. Pratt

  • Deep convection as a source of new particles in the midlatitude upper troposphere

    Cynthia H. Twohy;Charles F. Clement;Bruce W. Gandrud;Andrew J. Weinheimer

  • An overview of aircraft observations from the Pacific Dust Experiment campaign

    J. L. Stith;V. Ramanathan;W. A. Cooper;G. C. Roberts

  • Effect of changes in relative humidity on aerosol scattering near clouds

    Cynthia H. Twohy;James A. Coakley;William R. Tahnk

  • Observation of playa salts as nuclei in orographic wave clouds

    Kerri A. Pratt;Kerri A. Pratt;Cynthia H. Twohy;Shane M. Murphy;Shane M. Murphy;Ryan C. Moffet

  • Prevalence of ice‐supersaturated regions in the upper troposphere: Implications for optically thin ice cloud formation

    Eric J. Jensen;Owen B. Toon;Stephanie A. Vay;Joëlle Ovarlez

  • Supplement to Dynamics and Chemistry of Marine Stratocumulus—DYCOMS-II

    Bjorn Stevens;Donald H. Lenschow;Gabor Vali;Hermann Gerber

Frequent Co-Authors

Andrew J. Heymsfield
Andrew J. Heymsfield National Center for Atmospheric Research
Paul J. DeMott
Paul J. DeMott Colorado State University
Darrel Baumgardner
Darrel Baumgardner National Autonomous University of Mexico
Aaron Bansemer
Aaron Bansemer National Center for Atmospheric Research
Teresa L. Campos
Teresa L. Campos National Center for Atmospheric Research
Kerri A. Pratt
Kerri A. Pratt University of Michigan–Ann Arbor
Michael R. Poellot
Michael R. Poellot University of North Dakota
Kimberly A. Prather
Kimberly A. Prather University of California, San Diego
Darin W. Toohey
Darin W. Toohey University of Colorado Boulder
Sonia M. Kreidenweis
Sonia M. Kreidenweis Colorado State University

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