World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
79
Citations
36181
World Ranking
992
National Ranking
432

Dennis S. Ojima 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 Dennis S. Ojima 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: 237 publications — 75th percentile

75% of scientists in this discipline score the same or lower.

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

Dennis S. Ojima 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 Dennis S. Ojima 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: 79 D-Index — 90th percentile

90% of scientists in this discipline score the same or lower.

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

Overview

Dennis S. Ojima is affiliated with Colorado State University in the United States. Their research spans primarily the field of Environmental Science, with a focus on global and planetary change, ecology, atmospheric science, and aspects related to management, monitoring, policy, and law.

Their work covers several main topics, including:

  • Rangeland and Wildlife Management
  • Land Use and Ecosystem Services
  • Climate change impacts on agriculture
  • Conservation, Biodiversity, and Resource Management
  • Rangeland Management and Livestock Ecology
  • Plant Water Relations and Carbon Dynamics
  • Remote Sensing in Agriculture

Ojima has contributed to various publication venues, with frequent appearances in:

  • Ecosphere
  • Frontiers in Ecology and the Environment
  • Bulletin of the Ecological Society of America
  • Current Opinion in Environmental Sustainability
  • Climatic Change

Some of their recent papers include:

  • "Ten facts about land systems for sustainability," 2022, Proceedings of the National Academy of Sciences
  • "The Global-DEP conceptual framework - research on dryland ecosystems to promote sustainability," 2020, Current Opinion in Environmental Sustainability
  • "Recent Climate Changes Across the Great Plains and Implications for Natural Resource Management Practices," 2021, Rangeland Ecology & Management
  • "A climate change indicator framework for rangelands and pastures of the USA," 2020, Climatic Change
  • "Climate resilient management in response to flash droughts in the US Northern Great Plains," 2021, Current Opinion in Environmental Sustainability

The scientist has collaborated frequently with several colleagues, including:

  • Robert G. Woodmansee
  • Kathleen C. Weathers
  • Osvaldo E. Sala
  • Robert Washington-Allen
  • Yude Pan

In addition to journal publications, Ojima has published at least one book titled "Natural Resource Management Reimagined" through Cambridge University Press in 2021.

Best Publications

  • Analysis of factors controlling soil organic matter levels in Great Plains grasslands

    W. J. Parton;D. S. Schimel;C. V. Cole;D. S. Ojima

  • Novel ecosystems: theoretical and management aspects of the new ecological world order

    Richard J. Hobbs;Salvatore Arico;James Aronson;Jill S. Baron

  • Observations and modeling of biomass and soil organic matter dynamics for the grassland biome worldwide

    W. J. Parton;J. M. O. Scurlock;D. S. Ojima;T. G. Gilmanov

  • Nutrient Imbalances in agricultural development

    P.M. Vitousek;Rosamond L. Naylor;T. Crews;M.B. David

  • Climatic, edaphic, and biotic controls over storage and turnover of carbon in soils

    David S. Schimel;B. H. Braswell;Elisabeth A. Holland;Rebecca McKeown

  • DAYCENT and its land surface submodel: description and testing

    William J. Parton;Melannie Hartman;Dennis Ojima;David Schimel

  • Modeling gross primary production of temperate deciduous broadleaf forest using satellite images and climate data

    Xiangming Xiao;Qingyuan Zhang;Bobby Braswell;Shawn Urbanski

  • A review of climate-change adaptation strategies for wildlife management and biodiversity conservation.

    Jonathan R. Mawdsley;Robin O’Malley;Dennis S. Ojima

  • A general model for soil organic matter dynamics: sensitivity to litter chemistry, texture and management.

    William J. Parton;Dennis S. Ojima;C. Vernon Cole;David S. Schimel

  • Contribution of increasing CO2 and climate to carbon storage by ecosystems in the United States

    David S. Schimel;Jerry M. Melillo;Hanqin Tian;A. D. McGuire

  • Coupled Atmosphere–Biophysics–Hydrology Models for Environmental Modeling

    Robert L. Walko;Larry E. Band;Jill Baron;Timothy G. F. Kittel

  • Generalized model for N2 and N2O production from nitrification and denitrification

    W.J. Parton;A.R. Mosier;D.S. Ojima;D.W. Valentine

  • The global impact of land-use change

    D. S. Ojima;K. A. Galvin;B. L.I.I. Turner

  • Generalized model for NOx and N2O emissions from soils

    W. J. Parton;E. A. Holland;S. J. Del Grosso;M. D. Hartman

  • U.S. Agriculture and Climate Change: New Results

    J. Reilly;F. Tubiello;B. McCarl;D. Abler

  • Ten facts about land systems for sustainability

    Unknown

  • Long- and short-term effects of fire on nitrogen cycling in tallgrass prairie

    Dennis S. Ojima;D. S. Schimel;W. J. Parton;C. E. Owensby

  • Sustainable Biofuels Redux

    G. Philip Robertson;Virginia H. Dale;Otto C. Doering;Steven P. Hamburg

  • General model for N2O and N2 gas emissions from soils due to dentrification

    S. J. Del Grosso;W. J. Parton;A. R. Mosier;D. S. Ojima

  • Impact of climate change on grassland production and soil carbon worldwide

    W.J. Parton;J.M.O. Scurlock;D.S. Ojima;D.S. Schimel

  • DAYCENT model analysis of past and contemporary soil N2O and net greenhouse gas flux for major crops in the USA.

    S.J. Del Grosso;S.J. Del Grosso;A.R. Mosier;W.J. Parton;D.S. Ojima

Frequent Co-Authors

William J. Parton
William J. Parton Colorado State University
David S. Schimel
David S. Schimel Jet Propulsion Lab
Arvin R. Mosier
Arvin R. Mosier University of Melbourne
Timothy G. F. Kittel
Timothy G. F. Kittel University of Colorado Boulder
Jill S. Baron
Jill S. Baron United States Geological Survey
Roger A. Pielke
Roger A. Pielke University of Colorado Boulder
Elisabeth A. Holland
Elisabeth A. Holland University of the South Pacific
Josep G. Canadell
Josep G. Canadell Commonwealth Scientific and Industrial Research Organisation
Richard T. Conant
Richard T. Conant Colorado State University
Keith Paustian
Keith Paustian Colorado State University

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