World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
46
Citations
12520
World Ranking
4543
National Ranking
496

Casey M. Ryan 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 Casey M. Ryan sits on this spectrum.

37–41 publications: 2 scientists 42–46 publications: 9 scientists 47–51 publications: 10 scientists 52–56 publications: 31 scientists 57–61 publications: 56 scientists 62–66 publications: 91 scientists 67–71 publications: 92 scientists 72–76 publications: 127 scientists 77–81 publications: 173 scientists 82–86 publications: 236 scientists 87–91 publications: 227 scientists 92–96 publications: 240 scientists 97–101 publications: 333 scientists 102–106 publications: 280 scientists 107–111 publications: 300 scientists 112–116 publications: 285 scientists 117–121 publications: 305 scientists 122–126 publications: 287 scientists 127–131 publications: 278 scientists 132–136 publications: 289 scientists 137–141 publications: 273 scientists 142–146 publications: 262 scientists 147–151 publications: 246 scientists 152–156 publications: 235 scientists 157–161 publications: 205 scientists 162–166 publications: 199 scientists 167–171 publications: 174 scientists 172–176 publications: 164 scientists 177–181 publications: 173 scientists 182–186 publications: 189 scientists 187–191 publications: 170 scientists 192–196 publications: 139 scientists 197–201 publications: 128 scientists 202–206 publications: 117 scientists 207–211 publications: 115 scientists 212–216 publications: 107 scientists 217–221 publications: 124 scientists 222–226 publications: 81 scientists 227–231 publications: 82 scientists 232–236 publications: 85 scientists 237–241 publications: 75 scientists 242–246 publications: 66 scientists 247–251 publications: 81 scientists 252–256 publications: 69 scientists 257–261 publications: 70 scientists 262–266 publications: 55 scientists 267–271 publications: 64 scientists 272–276 publications: 49 scientists 277–281 publications: 48 scientists 282–286 publications: 44 scientists 287–291 publications: 45 scientists 292–296 publications: 36 scientists 297–301 publications: 39 scientists 302–306 publications: 38 scientists 307–311 publications: 30 scientists 312–316 publications: 34 scientists 317–321 publications: 25 scientists 322–326 publications: 22 scientists 327–331 publications: 28 scientists 332–336 publications: 30 scientists 337–341 publications: 22 scientists 342–346 publications: 30 scientists 347–351 publications: 26 scientists 352–356 publications: 22 scientists 357–361 publications: 29 scientists 362–366 publications: 21 scientists 367–371 publications: 12 scientists 372–376 publications: 18 scientists 377–381 publications: 17 scientists 382–386 publications: 13 scientists 387–391 publications: 21 scientists 392–396 publications: 13 scientists 397–401 publications: 10 scientists 402–406 publications: 15 scientists 407–411 publications: 8 scientists 412–416 publications: 9 scientists 417–421 publications: 8 scientists 422–426 publications: 4 scientists 427–431 publications: 10 scientists 432–436 publications: 10 scientists 437–441 publications: 5 scientists 442–446 publications: 4 scientists 447–451 publications: 10 scientists 452–456 publications: 2 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 7 scientists 472–476 publications: 6 scientists 477–481 publications: 6 scientists 482–486 publications: 3 scientists 487–491 publications: 3 scientists 492–496 publications: 4 scientists 497–501 publications: 4 scientists 502–506 publications: 8 scientists 507–511 publications: 5 scientists 512–516 publications: 4 scientists 517–521 publications: 5 scientists 522–526 publications: 4 scientists 527–530 publications: 5 scientists 531+ publications: 100 scientists
37 publications 531+

This scientist: 132 publications — 41st percentile

41% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 531 publications or more.

Casey M. Ryan 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 Casey M. Ryan 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: 153 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: 119 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: 27 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: 7 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: 100 scientists
30 D-Index 121+

This scientist: 46 D-Index — 46th percentile

46% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 121 D-Index or more.

Overview

Casey M. Ryan is affiliated with the University of Edinburgh in the United Kingdom and specializes primarily in Environmental Science. Their research spans several subfields, including Global and Planetary Change, Nature and Landscape Conservation, Environmental Engineering, Ecology, and Economics and Econometrics.

The scientist's work focuses on topics such as Conservation, Biodiversity, and Resource Management; Ecology and Vegetation Dynamics Studies; Remote Sensing and LiDAR Applications; Land Use and Ecosystem Services; Forest Management and Policy; Remote Sensing in Agriculture; and Forest Ecology and Management.

Casey M. Ryan has contributed to several peer-reviewed articles published in notable venues. Recent papers include:

  • "Ten facts about land systems for sustainability," 2022, Proceedings of the National Academy of Sciences
  • "The global forest above-ground biomass pool for 2010 estimated from high-resolution satellite observations," 2021, Earth System Science Data
  • "How Social Considerations Improve the Equity and Effectiveness of Ecosystem Restoration," 2022, BioScience
  • "A comprehensive framework for assessing the accuracy and uncertainty of global above-ground biomass maps," 2022, Remote Sensing of Environment
  • "Tallo: A global tree allometry and crown architecture database," 2022, Global Change Biology

The venues where Casey M. Ryan frequently publishes include:

  • SSRN Electronic Journal
  • Nature Ecology & Evolution
  • arXiv (Cornell University)
  • Proceedings of the National Academy of Sciences
  • Forest Policy and Economics

The scientist collaborates regularly with several co-authors, including Edward T. A. Mitchard, John L. Godlee, Kyle G. Dexter, Janet Fisher, and João M. B. Carreiras.

Best Publications

  • Improved allometric models to estimate the aboveground biomass of tropical trees

    Jérôme Chave;Maxime Réjou‐Méchain;Alberto Búrquez;Emmanuel Chidumayo

  • An integrated pan‐tropical biomass map using multiple reference datasets

    Valerio Avitabile;Martin Herold;Gerard B.M. Heuvelink;Simon L. Lewis;Simon L. Lewis

  • A review of the application of optical and radar remote sensing data fusion to land use mapping and monitoring

    Neha P. Joshi;Matthias Baumann;Andrea Ehammer;Rasmus Fensholt

  • Savanna Vegetation-Fire-Climate Relationships Differ Among Continents

    Caroline E. R. Lehmann;Caroline E. R. Lehmann;T. Michael Anderson;Mahesh Sankaran;Mahesh Sankaran;Steven I. Higgins;Steven I. Higgins

  • Ten facts about land systems for sustainability

    Unknown

  • Using satellite radar backscatter to predict above‐ground woody biomass: A consistent relationship across four different African landscapes

    Edward T.A Mitchard;Sassan S Saatchi;Iain H Woodhouse;G Nangendo

  • The global forest above-ground biomass pool for 2010 estimated from high-resolution satellite observations

    Maurizio Santoro;Oliver Cartus;Nuno Carvalhais;Nuno Carvalhais;Danaë M. A. Rozendaal

  • Social-ecological outcomes of agricultural intensification

    Laura Vang Rasmussen;Laura Vang Rasmussen;Brendan Coolsaet;Brendan Coolsaet;Adrian Martin;Ole Mertz

  • Carbon sequestration and biodiversity of re-growing miombo woodlands in Mozambique

    M. Williams;C.M. Ryan;R.M. Rees;E. Sambane

  • The carbon balance of Africa: synthesis of recent research studies

    P. Ciais;A. Bombelli;Mathew Williams;S. L. Piao

  • How does fire intensity and frequency affect miombo woodland tree populations and biomass

    Casey M. Ryan;Mathew Williams

  • Carbon outcomes of major land-cover transitions in SE Asia: great uncertainties and REDD+ policy implications

    Alan D. Ziegler;Jacob Phelps;Jia Qi Yuen;Edward L. Webb

  • Above- and Belowground Carbon Stocks in a Miombo Woodland Landscape of Mozambique

    Casey M. Ryan;Mathew Williams;John Grace

  • Quantifying small-scale deforestation and forest degradation in African woodlands using radar imagery

    Casey M. Ryan;Timothy Hill;Timothy Hill;Emily Woollen;Claire Ghee

  • Ecosystem services from southern African woodlands and their future under global change

    Casey M. Ryan;Rose Pritchard;Iain McNicol;Matthew Owen

  • How Social Considerations Improve the Equity and Effectiveness of Ecosystem Restoration

    Unknown

  • Tree size and climatic water deficit control root to shoot ratio in individual trees globally.

    Alicia Ledo;Keryn I. Paul;David F. R. P. Burslem;John J. Ewel

  • Savanna burning and the assessment of long-term fire experiments with particular reference to Zimbabwe

    Peter A. Furley;Robert M. Rees;Casey M. Ryan;Gustavo Saiz

  • Taking the pulse of Earth's tropical forests using networks of highly distributed plots

    Cecilia Blundo;Julieta Carilla;Ricardo Grau

  • A comprehensive framework for assessing the accuracy and uncertainty of global above-ground biomass maps

    Unknown

  • Carbon losses from deforestation and widespread degradation offset by extensive growth in African woodlands

    Iain M. McNicol;Casey M. Ryan;Edward T. A. Mitchard

  • The forgotten D: challenges of addressing forest degradation in complex mosaic landscapes under REDD+

    O. Mertz;D. Muller;T. Sikor;C. Hett

  • Charcoal production in the Mopane woodlands of Mozambique: what are the trade-offs with other ecosystem services?

    Emily Woollen;Casey M. Ryan;Sophia Baumert;Frank Vollmer

Frequent Co-Authors

Mathew Williams
Mathew Williams University of Edinburgh
Edward T. A. Mitchard
Edward T. A. Mitchard University of Edinburgh
Joris P. G. M. Cromsigt
Joris P. G. M. Cromsigt Swedish University of Agricultural Sciences
Ole Mertz
Ole Mertz University of Copenhagen
Simon L. Lewis
Simon L. Lewis University College London
Kyle G. Dexter
Kyle G. Dexter University of Edinburgh
Catherine L. Parr
Catherine L. Parr University of Liverpool
Andrew J. Plumptre
Andrew J. Plumptre BirdLife international, UK
Caroline E. R. Lehmann
Caroline E. R. Lehmann University of Edinburgh
Jérôme Chave
Jérôme Chave Paul Sabatier University

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