World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
34
Citations
5889
World Ranking
9407
National Ranking
3372

James C. Barnard 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 James C. Barnard 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: 114 publications — 21st percentile

21% of scientists in this discipline score the same or lower.

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

James C. Barnard 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 James C. Barnard 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: 34 D-Index — 3rd percentile

3% of scientists in this discipline score the same or lower.

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

Overview

James C. Barnard is affiliated with the University of Nevada Reno in the United States. Their research spans several areas within environmental science and earth and planetary sciences.

The scientist's main fields of study include:

  • Environmental Science
  • Earth and Planetary Sciences

Their work further extends into several subfields such as:

  • Global and Planetary Change
  • Atmospheric Science
  • Pollution
  • Industrial and Manufacturing Engineering
  • Environmental Engineering

James C. Barnard has contributed to research on various topics, including:

  • Atmospheric aerosols and clouds
  • Atmospheric chemistry and aerosols
  • Wastewater Treatment and Nitrogen Removal
  • Atmospheric Ozone and Climate
  • Fire effects on ecosystems
  • Microbial Fuel Cells and Bioremediation
  • Constructed Wetlands for Wastewater Treatment

Their frequent coauthors include Evgueni Kassianov, Mikhail Pekour, Connor Flynn, Larry K. Berg, and Dongqi Wang.

James C. Barnard has published studies in several venues, including:

  • Water Research
  • Remote Sensing
  • Atmosphere
  • Scientific Reports
  • Preprints.org

Among recent papers, notable works are:

  • "Side-Stream Enhanced Biological Phosphorus Removal (S2EBPR) enables effective phosphorus removal in a pilot-scale A-B stage shortcut nitrogen removal system for mainstream municipal wastewater treatment" (2023, Water Research)
  • "Theoretical Uncertainty Analysis of Satellite Retrieved Aerosol Optical Depth Associated with Surface Albedo and Aerosol Optical Properties" (2021, Remote Sensing)
  • "Estimation of Aerosol Columnar Size Distribution from Spectral Extinction Data in Coastal and Maritime Environment" (2021, Atmosphere)
  • "Radiative impact of record-breaking wildfires from integrated ground-based data" (2025, Scientific Reports)
  • "Side-Stream Enhanced Biological Phosphorus Removal (S2EBPR) Enables Effective Phosphorus Removal in a Pilot-scale Shortcut Nitrogen Removal System" (2023, Preprints.org)

Best Publications

  • Evolution of ozone, particulates, and aerosol direct radiative forcing in the vicinity of Houston using a fully coupled meteorology-chemistry-aerosol model

    Jerome D. Fast;William I. Gustafson;Richard C. Easter;Rahul A. Zaveri

  • Coupling aerosol-cloud-radiative processes in the WRF-Chem model: Investigating the radiative impact of elevated point sources

    Elaine G. Chapman;William I. Gustafson;Richard C. Easter;James C. Barnard

  • Observations of the impact of a major Saharan dust storm on the atmospheric radiation balance

    A. Slingo;Thomas P. Ackerman;R. P. Allan;Evgueni I. Kassianov

  • Technical Note: Evaluation of the WRF-Chem "aerosol chemical to aerosol optical properties" module using data from the MILAGRO campaign

    James C. Barnard;Jerome D. Fast;Guadalupe L. Paredes-Miranda;W. P. Arnott

  • Thin Liquid Water Clouds: Their Importance and Our Challenge

    David D. Turner;A. M. Vogelmann;Richard T. Austin;James C. Barnard

  • Comparison of columnar water-vapor measurements from solar transmittance methods.

    Beat Schmid;Joseph J. Michalsky;Donald W. Slater;James C. Barnard

  • A meteorological overview of the MILAGRO field campaigns

    J. D. Fast;B. de Foy;F. Acevedo Rosas;E. Caetano

  • Estimation of the mass absorption cross section of the organic carbon component of aerosols in the Mexico City Metropolitan Area

    James C. Barnard;Rainer M. Volkamer;Evgueni I. Kassianov

  • Multiyear measurements of aerosol optical depth in the Atmospheric Radiation Measurement and Quantitative Links programs

    J. J. Michalsky;J. A. Schlemmer;W. E. Berkheiser;J. L. Berndt

  • Particle-resolved simulation of aerosol size, composition, mixing state, and the associated optical and cloud condensation nuclei activation properties in an evolving urban plume

    Rahul A. Zaveri;James C. Barnard;Richard C. Easter;Nicole Riemer

  • The ARM program's water vapor intensive observation periods - Overview, initial accomplishments, and future challenges

    H. E. Revercomb;D. D. Turner;D. D. Turner;D. C. Tobin;R. O. Knuteson

  • Shortwave radiative closure studies for clear skies during the Atmospheric Radiation Measurement 2003 Aerosol Intensive Observation Period

    Joseph J. Michalsky;Gail Anderson;James C. Barnard;Jennifer Delamere

  • The T1-T2 study: evolution of aerosol properties downwind of Mexico City

    J C Doran;James C Barnard;W P Arnott;R Cary

  • WRF-Chem version 3.8.1 user's guide

    Steven E. Peckham;Georg Grell;Stuart A. McKeen;Ravan Ahmadov

  • Overview of the 2010 Carbonaceous Aerosols and Radiative Effects Study (CARES)

    R. A. Zaveri;W. J. Shaw;D. J. Cziczo;B. Schmid

  • Microscopic characterization of carbonaceous aerosol particle aging in the outflow from Mexico City

    Ryan C. Moffet;Tobias R. Henn;Tobias R. Henn;Alexei V. Tivanski;Alexei V. Tivanski;Rebecca J. Hopkins

  • How well do State-of-the-Art Techniques Measuring the Vertical Profile of Tropospheric Aerosol Extinction Compare?

    Beat Schmid;Richard Ferrare;Connor M. Flynn;Robert Elleman

  • Aerosol single-scattering albedo and asymmetry parameter from MFRSR observations during the ARM Aerosol IOP 2003

    Evgueni I. Kassianov;Connor J. Flynn;Thomas P. Ackerman;James C. Barnard

  • ARM Southern Great Plains Site Observations of the Smoke Pall Associated with the 1998 Central American Fires

    Randy A. Peppler;C. P. Bahrmann;J. C. Barnard;J. R. Campbell

  • A Simple Empirical Equation to Calculate Cloud Optical Thickness Using Shortwave Broadband Measurements

    James C. Barnard;Charles N. Long

Frequent Co-Authors

Jerome D. Fast
Jerome D. Fast Pacific Northwest National Laboratory
Larry K. Berg
Larry K. Berg Pacific Northwest National Laboratory
Beat Schmid
Beat Schmid Pacific Northwest National Laboratory
Duli Chand
Duli Chand Pacific Northwest National Laboratory
Jason M. Tomlinson
Jason M. Tomlinson Pacific Northwest National Laboratory
Alla Zelenyuk
Alla Zelenyuk Pacific Northwest National Laboratory
Jennifer M. Comstock
Jennifer M. Comstock Pacific Northwest National Laboratory
John E. Shilling
John E. Shilling Pacific Northwest National Laboratory
Thomas P. Ackerman
Thomas P. Ackerman University of Washington
Chris A. Hostetler
Chris A. Hostetler Langley Research Center

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

For those interested in Environmental Sciences, exploring related online degrees can broaden career options and skill sets. Many students opt for interdisciplinary fields, including geology, which provides a strong foundation in earth systems and environmental processes. Programs like those found in the geology degrees online category offer flexible learning paths tailored for working professionals.

Additionally, general studies degrees present an accessible route for students seeking a broad academic base. The best affordable online general studies degree programs can complement environmental careers by enhancing critical thinking and communication skills, essential for addressing complex environmental challenges.

Some students pursue fields with quicker completion timelines or lower barriers, sometimes referred to as the easiest degree to get, to transition rapidly into the workforce while maintaining flexibility for future specialization in environmental disciplines.

For those aiming for leadership roles or advanced research, the cheapest dsw program demonstrates that affordable, high-level degrees are available online, encouraging lifelong learning and career advancement even beyond the sciences.

Best Scientists Citing James C. Barnard

Trending Scientists

Recently Published Articles