World's Best Scientists 2026 revealed!
Award Badge
Best Female Scientists
2025
Award Badge
Ecology and Evolution
USA
2026

D-Index & Metrics

Best Female Scientists

D-Index
119
Citations
88768
World Ranking
569
National Ranking
340

Ecology and Evolution

D-Index
122
Citations
93510
World Ranking
92
National Ranking
32

Ruth S. DeFries publication distribution in Ecology and Evolution in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Ecology and Evolution in 2026. The highlighted bar marks where Ruth S. DeFries sits on this spectrum.

37–46 publications: 11 scientists 47–56 publications: 41 scientists 57–66 publications: 147 scientists 67–76 publications: 219 scientists 77–86 publications: 409 scientists 87–96 publications: 467 scientists 97–106 publications: 613 scientists 107–116 publications: 585 scientists 117–126 publications: 591 scientists 127–136 publications: 567 scientists 137–146 publications: 535 scientists 147–156 publications: 481 scientists 157–166 publications: 404 scientists 167–176 publications: 338 scientists 177–186 publications: 362 scientists 187–196 publications: 309 scientists 197–206 publications: 246 scientists 207–216 publications: 223 scientists 217–226 publications: 205 scientists 227–236 publications: 167 scientists 237–246 publications: 141 scientists 247–256 publications: 150 scientists 257–266 publications: 125 scientists 267–276 publications: 113 scientists 277–286 publications: 92 scientists 287–296 publications: 81 scientists 297–306 publications: 77 scientists 307–316 publications: 64 scientists 317–326 publications: 47 scientists 327–336 publications: 58 scientists 337–346 publications: 52 scientists 347–356 publications: 48 scientists 357–366 publications: 50 scientists 367–376 publications: 30 scientists 377–386 publications: 30 scientists 387–396 publications: 34 scientists 397–406 publications: 25 scientists 407–416 publications: 17 scientists 417–426 publications: 12 scientists 427–436 publications: 20 scientists 437–446 publications: 9 scientists 447–456 publications: 12 scientists 457–466 publications: 11 scientists 467–476 publications: 13 scientists 477–486 publications: 10 scientists 487–496 publications: 7 scientists 497–506 publications: 12 scientists 507–516 publications: 10 scientists 517–526 publications: 9 scientists 527–532 publications: 6 scientists 533+ publications: 100 scientists
37 publications 533+

This scientist: 369 publications — 96th percentile

96% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 533 publications or more.

Ruth S. DeFries D-index placement in Ecology and Evolution in 2026

The chart shows the D-index (discipline H-index) distribution of Ecology and Evolution scientists ranked by Research.com in 2026. The highlighted bar marks where Ruth S. DeFries sits on this spectrum.

30 D-Index: 95 scientists 31 D-Index: 123 scientists 32 D-Index: 191 scientists 33 D-Index: 245 scientists 34 D-Index: 252 scientists 35 D-Index: 244 scientists 36 D-Index: 249 scientists 37 D-Index: 244 scientists 38 D-Index: 254 scientists 39 D-Index: 254 scientists 40 D-Index: 280 scientists 41 D-Index: 274 scientists 42 D-Index: 266 scientists 43 D-Index: 233 scientists 44 D-Index: 248 scientists 45 D-Index: 208 scientists 46 D-Index: 201 scientists 47 D-Index: 213 scientists 48 D-Index: 207 scientists 49 D-Index: 172 scientists 50 D-Index: 209 scientists 51 D-Index: 199 scientists 52 D-Index: 152 scientists 53 D-Index: 169 scientists 54 D-Index: 163 scientists 55 D-Index: 148 scientists 56 D-Index: 120 scientists 57 D-Index: 146 scientists 58 D-Index: 137 scientists 59 D-Index: 140 scientists 60 D-Index: 104 scientists 61 D-Index: 120 scientists 62 D-Index: 118 scientists 63 D-Index: 99 scientists 64 D-Index: 77 scientists 65 D-Index: 100 scientists 66 D-Index: 86 scientists 67 D-Index: 83 scientists 68 D-Index: 75 scientists 69 D-Index: 94 scientists 70 D-Index: 57 scientists 71 D-Index: 68 scientists 72 D-Index: 59 scientists 73 D-Index: 63 scientists 74 D-Index: 66 scientists 75 D-Index: 60 scientists 76 D-Index: 42 scientists 77 D-Index: 49 scientists 78 D-Index: 39 scientists 79 D-Index: 37 scientists 80 D-Index: 43 scientists 81 D-Index: 41 scientists 82 D-Index: 45 scientists 83 D-Index: 34 scientists 84 D-Index: 40 scientists 85 D-Index: 35 scientists 86 D-Index: 55 scientists 87 D-Index: 24 scientists 88 D-Index: 24 scientists 89 D-Index: 30 scientists 90 D-Index: 23 scientists 91 D-Index: 25 scientists 92 D-Index: 28 scientists 93 D-Index: 27 scientists 94 D-Index: 13 scientists 95 D-Index: 23 scientists 96 D-Index: 12 scientists 97 D-Index: 14 scientists 98 D-Index: 19 scientists 99 D-Index: 16 scientists 100 D-Index: 14 scientists 101 D-Index: 5 scientists 102 D-Index: 21 scientists 103 D-Index: 16 scientists 104 D-Index: 10 scientists 105 D-Index: 8 scientists 106 D-Index: 7 scientists 107 D-Index: 7 scientists 108 D-Index: 6 scientists 109 D-Index: 9 scientists 110 D-Index: 11 scientists 111 D-Index: 12 scientists 112 D-Index: 9 scientists 113 D-Index: 7 scientists 114 D-Index: 3 scientists 115 D-Index: 8 scientists 116 D-Index: 5 scientists 117 D-Index: 11 scientists 118 D-Index: 4 scientists 119 D-Index: 2 scientists 120 D-Index: 5 scientists 121 D-Index: 3 scientists 122+ D-Index: 99 scientists
30 D-Index 122+

This scientist: 122 D-Index — 99th percentile

99% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 122 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Ecology and Evolution in United States Leader Award
  • 2025 - Research.com Best Female Scientists Award
  • 2025 - Research.com Ecology and Evolution in United States Leader Award
  • 2012 - Fellow of the Ecological Society of America (ESA)
  • 2010 - Fellow of the American Academy of Arts and Sciences
  • 2009 - Fellow of American Geophysical Union (AGU)
  • 2007 - Fellow of the MacArthur Foundation
  • 2007 - Fellow of the American Association for the Advancement of Science (AAAS)
  • 2006 - Member of the National Academy of Sciences

Overview

Ruth S. DeFries is affiliated with Columbia University in the United States and focuses primarily on Environmental Science, with a body of work consisting of 106 publications in this field. Their research spans various subfields including Global and Planetary Change, Ecology, Management, Monitoring, Policy and Law, Ecological Modeling, and Economics and Econometrics.

The topics covered in their work include Conservation, Biodiversity, and Resource Management; Wildlife Ecology and Conservation; Land Use and Ecosystem Services; Species Distribution and Climate Change; Energy and Environment Impacts; Atmospheric Chemistry and Aerosols; and Climate Change Impacts on Agriculture.

Recent publications by Ruth S. DeFries include:

  • Ten facts about land systems for sustainability, 2022, Proceedings of the National Academy of Sciences
  • Groundwater depletion will reduce cropping intensity in India, 2021, Science Advances
  • How Social Considerations Improve the Equity and Effectiveness of Ecosystem Restoration, 2022, BioScience
  • Prioritizing India's landscapes for biodiversity, ecosystem services and human well-being, 2023, Nature Sustainability
  • The association between crop and income diversity and farmer intra-household dietary diversity in India, 2020, Food Security

Frequent collaborators in their research include Meha Jain, Sukhwinder Singh, Tianjia Liu, Loretta J. Mickley, and Miriam E. Marlier.

Ruth S. DeFries has contributed to several publication venues multiple times, with prominent appearances in Harvard Dataverse, Environmental Research Letters, SSRN Electronic Journal, Biological Conservation, and Science Advances.

The scientist has been recognized with several fellowships and memberships, including:

  • Fellow of the Ecological Society of America (ESA), 2012
  • Fellow of the American Academy of Arts and Sciences, 2010
  • Fellow of American Geophysical Union (AGU), 2009
  • Fellow of the American Association for the Advancement of Science (AAAS), 2007
  • Fellow of the MacArthur Foundation, 2007
  • Member of the National Academy of Sciences, 2006

Best Publications

  • Global Consequences of Land Use

    Jonathan A. Foley;Ruth DeFries;Gregory P. Asner;Carol Barford

  • Fire in the Earth System

    David M. J. S. Bowman;Jennifer K. Balch;Jennifer K. Balch;Jennifer K. Balch;Paulo Artaxo;William J. Bond

  • Carbon and Other Biogeochemical Cycles

    P. Ciais;C. Sabine;G. Bala;L. Bopp

  • Global fire emissions and the contribution of deforestation, savanna, forest, agricultural, and peat fires (1997-2009)

    G. R. van der Werf;J. T. Randerson;L. Giglio;L. Giglio;G. J. Collatz

  • Science for managing ecosystem services: Beyond the Millennium Ecosystem Assessment

    Stephen R. Carpenter;Harold A. Mooney;John Agard;Doris Capistrano

  • Global land cover classification at 1 km spatial resolution using a classification tree approach

    M. C. Hansen;R. S. Defries;J. R. G. Townshend;R. Sohlberg

  • The Moderate Resolution Imaging Spectroradiometer (MODIS): land remote sensing for global change research

    C.O. Justice;E. Vermote;J.R.G. Townshend;R. Defries

  • A global overview of the conservation status of tropical dry forests

    Lera Miles;Adrian C. Newton;Ruth S DeFries;Corinna Ravilious

  • CO 2 emissions from forest loss

    G. R. van der Werf;D. C. Morton;R. S. DeFries;J. G. J. Olivier

  • Deforestation driven by urban population growth and agricultural trade in the twenty-first century

    Ruth S. DeFries;Thomas Rudel;Maria Uriarte;Matthew Hansen

  • NDVI-derived land cover classifications at a global scale

    R. S. Defries;J. R. G. Townshend

  • The Amazon basin in transition

    Eric A. Davidson;Alessandro C. de Araújo;Alessandro C. de Araújo;Paulo Artaxo;Jennifer K. Balch;Jennifer K. Balch

  • Carbon emissions from land use and land-cover change

    Richard A. Houghton;J.I. House;J. Pongratz;J. Pongratz;G. R. van der Werf

  • Cropland expansion changes deforestation dynamics in the southern Brazilian Amazon

    Douglas C. Morton;Ruth S. DeFries;Yosio E. Shimabukuro;Liana O. Anderson

  • The human dimension of fire regimes on Earth

    David M. J. S. Bowman;Jennifer Balch;Paulo Artaxo;William J. Bond

  • Land-use choices: balancing human needs and ecosystem function

    Ruth S. DeFries;Jonathan A. Foley;Gregory P. Asner;Gregory P. Asner

  • Global Percent Tree Cover at a Spatial Resolution of 500 Meters: First Results of the MODIS Vegetation Continuous Fields Algorithm

    M. C. Hansen;R. S. DeFries;J. R. G. Townshend;M. Carroll

  • A human-driven decline in global burned area

    N. Andela;N. Andela;D. C. Morton;L. Giglio;Y Chen

  • Framing Sustainability in a Telecoupled World

    Jianguo Liu;Vanessa Hull;Mateus Batistella;Ruth DeFries

  • Global distribution of C3 and C4 vegetation: Carbon cycle implications

    Christopher J. Still;Christopher J. Still;Joseph A. Berry;G. James Collatz;Ruth S. DeFries

  • Carbon emissions from tropical deforestation and regrowth based on satellite observations for the 1980s and 1990s.

    Ruth S. DeFries;Richard A. Houghton;Matthew C. Hansen;Christopher B. Field

Frequent Co-Authors

John R. Townshend
John R. Townshend University of Maryland, College Park
Douglas C. Morton
Douglas C. Morton Goddard Space Flight Center
Louis Giglio
Louis Giglio University of Maryland, College Park
James T. Randerson
James T. Randerson University of California, Irvine
Prasad S. Kasibhatla
Prasad S. Kasibhatla Duke University
Loretta J. Mickley
Loretta J. Mickley Harvard University
Krithi K. Karanth
Krithi K. Karanth Duke University
Eric F. Lambin
Eric F. Lambin Stanford University
María Uriarte
María Uriarte Columbia University
Gregory P. Asner
Gregory P. Asner Arizona State University

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

Exploring Ecology and Evolution often intersects with a wide range of fields—many of which can be pursued online. Students looking for flexible study options should consider nonprofit online colleges to ensure their education is both reputable and accessible.

For veterans and service members, choosing veteran friendly online colleges can provide essential support services and tailored resources as they transition into academic life. Many online programs are designed to accommodate military schedules and maximize benefits.

Career pathways in Ecology and Evolution often overlap with sectors like social work and mental health. Earning an online masters in social work can open doors to community-focused roles, while programs like accelerated masters psychology programs help students quickly qualify for positions in research, counseling, and education.

By exploring these related degrees, students can build an adaptable skills toolkit for dynamic and impactful careers in and beyond Ecology and Evolution.

Best Scientists Citing Ruth S. DeFries

Trending Scientists

Recently Published Articles