World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
42
Citations
12905
World Ranking
7261
National Ranking
2582

John A. Harrison 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 John A. Harrison 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: 100 publications — 13th percentile

13% of scientists in this discipline score the same or lower.

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

John A. Harrison 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 John A. Harrison 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: 42 D-Index — 25th percentile

25% of scientists in this discipline score the same or lower.

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

Overview

John A. Harrison is a researcher affiliated with Washington State University in the United States. Their work spans the field of Environmental Science, with a focused contribution to several subfields, including Global and Planetary Change, Environmental Chemistry, Oceanography, Mechanics of Materials, and Ecology.

Their research covers a range of topics relevant to environmental gas dynamics and ecosystem interactions, such as Atmospheric and Environmental Gas Dynamics, Hydrocarbon Exploration and Reservoir Analysis, Marine and Coastal Ecosystems, Methane Hydrates and Related Phenomena, Soil and Water Nutrient Dynamics, Microbial Metabolism and Enzyme Function, and Microbial Community Ecology and Physiology.

Harrison has contributed to several peer-reviewed publications. Notable recent papers include:

  • Year-2020 Global Distribution and Pathways of Reservoir Methane and Carbon Dioxide Emissions According to the Greenhouse Gas From Reservoirs (G-res) Model, 2021, Global Biogeochemical Cycles
  • Global importance of methane emissions from drainage ditches and canals, 2021, Environmental Research Letters
  • Reservoir CO2 and CH4 emissions and their climate impact over the period 1900-2060, 2022, Nature Geoscience
  • Nitrate promotes the transfer of methane-derived carbon from the methanotroph Methylobacter sp. to the methylotroph Methylotenera sp. in eutrophic lake water, 2020, Limnology and Oceanography
  • A new modelling framework to assess biogenic GHG emissions from reservoirs: The G-res tool, 2021, Environmental Modelling & Software

Frequent collaborators in their work include Yves T. Prairie, Sara Mercier-Blais, Cynthia Soued, Kyle Delwiche, and Joannes D. Maasakkers.

Their research has been published repeatedly in a handful of key venues, including:

  • Journal of Geophysical Research Biogeosciences
  • Zenodo (CERN European Organization for Nuclear Research)
  • Environmental Research Letters
  • Limnology and Oceanography
  • OPAL (Open@LaTrobe) (La Trobe University)

Best Publications

  • Denitrification across landscapes and waterscapes: a synthesis.

    Sybil P. Seitzinger;John A. Harrison;John K. Bohlke;A. F. Bouwman

  • Greenhouse Gas Emissions from Reservoir Water Surfaces: A New Global Synthesis

    Bridget R. Deemer;John A. Harrison;Siyue Li;Jake J. Beaulieu

  • Global river nutrient export: A scenario analysis of past and future trends

    S. P. Seitzinger;E. Mayorga;E. Mayorga;A. F. Bouwman;A. F. Bouwman;C. Kroeze;C. Kroeze

  • Escalating worldwide use of urea - a global change contributing to coastal eutrophication

    Patricia M. Glibert;John Harrison;Cynthia Heil;Sybil Seitzinger

  • Sources and delivery of carbon, nitrogen, and phosphorus to the coastal zone : An overview of global nutrient export from watersheds (NEWS) models and their application

    S. P. Seitzinger;J. A. Harrison;Egon Dumont;Arthur H. W. Beusen

  • Global Nutrient Export from WaterSheds 2 (NEWS 2): Model development and implementation

    Emilio Mayorga;Sybil P. Seitzinger;John A. Harrison;Egon Dumont

  • Global nitrogen and phosphate in urban wastewater for the period 1970 to 2050

    G. Van Drecht;A. F. Bouwman;A. F. Bouwman;J. Harrison;J. M. Knoop

  • The regional and global significance of nitrogen removal in lakes and reservoirs

    John A. Harrison;Roxane J. Maranger;Richard B. Alexander;Anne E. Giblin

  • Global patterns and sources of dissolved organic matter export to the coastal zone: Results from a spatially explicit, global model

    John A. Harrison;Nina Caraco;Sybil P. Seitzinger

  • Estimation of global river transport of sediments and associated particulate C, N, and P

    A. H. W. Beusen;A. L. M. Dekkers;A. F. Bouwman;W. Ludwig

  • Ecosystem services altered by human changes in the nitrogen cycle: a new perspective for US decision making.

    Jana E. Compton;John A. Harrison;Robin L. Dennis;Tara L. Greaver

  • Global distribution and sources of dissolved inorganic nitrogen export to the coastal zone: Results from a spatially explicit, global model

    E.L. Dumont;J.A. Harrison;C. Kroeze;E.J. Bakker

  • Greenhouse Gas Emissions from Freshwater Reservoirs: What Does the Atmosphere See?

    Yves T. Prairie;Jukka Alm;Jake Beaulieu;Nathan Barros

  • Excess Nitrogen in the U.S. Environment: Trends, Risks, and Solutions

    E.A. Davidson;M.B. David;J.N. Galloway;C.L. Goodale

  • The interactive effects of excess reactive nitrogen and climate change on aquatic ecosystems and water resources of the United States

    Jill S. Baron;E.K. Hall;B.T. Nolan;J.C. Finlay

  • Global N removal by freshwater aquatic systems using a spatially distributed, within‐basin approach

    Wilfred M. Wollheim;Charles J. Vorosmarty;A. F. Bouwman;Pamela Green

  • Nitrogen loading alters seagrass ecosystem structure and support of higher trophic levels

    Linda A. Deegan;Amos Wright;Suzanne G. Ayvazian;John T. Finn

  • Effects of a diel oxygen cycle on nitrogen transformations and greenhouse gas emissions in a eutrophied subtropical stream

    John A. Harrison;John A. Harrison;Pamela A. Matson;Scott E. Fendorf

  • Dissolved inorganic phosphorus export to the coastal zone: Results from a spatially explicit, global model

    John A. Harrison;Sybil P. Seitzinger;A. F. Bouwman;Nina F. Caraco

  • Reservoir Water-Level Drawdowns Accelerate and Amplify Methane Emission.

    John A. Harrison;Bridget R. Deemer;Bridget R. Deemer;M. Keith Birchfield;Maria T. O’Malley;Maria T. O’Malley

  • Patterns and controls of nitrous oxide emissions from waters draining a subtropical agricultural valley

    John Harrison;Pamela Matson

Frequent Co-Authors

Alexander F. Bouwman
Alexander F. Bouwman Utrecht University
Sybil P. Seitzinger
Sybil P. Seitzinger University of Victoria
Jana E. Compton
Jana E. Compton Environmental Protection Agency
Arthur H. W. Beusen
Arthur H. W. Beusen Utrecht University
Yves T. Prairie
Yves T. Prairie University of Quebec at Montreal
Carolien Kroeze
Carolien Kroeze Wageningen University & Research
Randy A. Dahlgren
Randy A. Dahlgren University of California, Davis
James N. Galloway
James N. Galloway University of Virginia
Patricia M. Glibert
Patricia M. Glibert University of Maryland Center For Environmental Sciences
Pamela A. Matson
Pamela A. Matson Stanford University

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