World's Best Scientists 2026 revealed!
Claire C. Treat

Claire C. Treat

D-Index & Metrics

Environmental Sciences

D-Index
37
Citations
11142
World Ranking
8753
National Ranking
124

Claire C. Treat 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 Claire C. Treat 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: 172 publications — 52nd percentile

52% of scientists in this discipline score the same or lower.

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

Claire C. Treat 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 Claire C. Treat 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: 37 D-Index — 10th percentile

10% of scientists in this discipline score the same or lower.

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

Overview

Claire C. Treat is affiliated with the Alfred Wegener Institute for Polar and Marine Research in Germany. Their research is focused primarily on understanding the dynamics of climate change and permafrost, as well as peatlands and wetlands ecology. The scientist's work spans several fields including Earth and Planetary Sciences and Environmental Science, with subfields covering Atmospheric Science, Ecology, Global and Planetary Change, Environmental Chemistry, and Soil Science.

The scientist has contributed significantly to the study of cryospheric processes and environmental gas dynamics, including methane hydrates and related phenomena, and the effects of fire on ecosystems. Notable topics of study include:

  • Climate change and permafrost
  • Peatlands and Wetlands Ecology
  • Cryospheric studies and observations
  • Atmospheric and Environmental Gas Dynamics
  • Methane Hydrates and Related Phenomena
  • Geology and Paleoclimatology Research
  • Fire effects on ecosystems

Recent publications highlight key aspects of carbon storage and feedback mechanisms in permafrost and peatland environments. Significant papers include:

  • Large stocks of peatland carbon and nitrogen are vulnerable to permafrost thaw, 2020, Proceedings of the National Academy of Sciences
  • Expert assessment of future vulnerability of the global peatland carbon sink, 2020, Nature Climate Change
  • Spatial heterogeneity and environmental predictors of permafrost region soil organic carbon stocks, 2021, Science Advances
  • Permafrost and Climate Change: Carbon Cycle Feedbacks From the Warming Arctic, 2022, Annual Review of Environment and Resources
  • Statistical upscaling of ecosystem CO2 fluxes across the terrestrial tundra and boreal domain: Regional patterns and uncertainties, 2021, Global Change Biology

The scientist frequently collaborates with a number of co-authors, including Miriam C. Jones, Maija E. Marushchak, Christina Biasi, Edward A. G. Schuur, and Guido Grosse. These collaborations reflect an interdisciplinary approach to studying complex environmental systems.

Claire C. Treat's work has been published repeatedly in several key scientific journals, with multiple publications in:

  • Journal of Geophysical Research Biogeosciences (6 publications)
  • Zenodo (CERN European Organization for Nuclear Research) (5 publications)
  • Earth System Science Data (4 publications)
  • Quaternary Science Reviews (4 publications)
  • Nature Climate Change (3 publications)

Best Publications

  • Climate change and the permafrost carbon feedback

    E. A. G. Schuur;A. D. McGuire;C. Schädel;C. Schädel;Guido Grosse

  • Large stocks of peatland carbon and nitrogen are vulnerable to permafrost thaw.

    Gustaf Hugelius;Gustaf Hugelius;Julie Loisel;Sarah Chadburn;Robert B. Jackson

  • Peatlands in the Earth's 21st century climate system

    Steve Frolking;Julie Talbot;Miriam C. Jones;Claire C. Treat

  • Permafrost and Climate Change: Carbon Cycle Feedbacks From the Warming Arctic

    Unknown

  • Potential carbon emissions dominated by carbon dioxide from thawed permafrost soils

    Christina Schädel;Martin K.-F. Bader;Edward A.G. Schuur;Christina Biasi

  • Expert assessment of future vulnerability of the global peatland carbon sink

    J. Loisel;A. V. Gallego-Sala;Matthew J. Amesbury;Matthew J. Amesbury;G. Magnan

  • Large loss of CO2 in winter observed across the northern permafrost region

    Susan M. Natali;Jennifer D. Watts;Brendan M. Rogers;Stefano Potter

  • Spatial heterogeneity and environmental predictors of permafrost region soil organic carbon stocks

    Umakant Mishra;Gustaf Hugelius;Eitan Shelef;Yuanhe Yang

  • Short‐term response of methane fluxes and methanogen activity to water table and soil warming manipulations in an Alaskan peatland

    M. R. Turetsky;M. R. Turetsky;C. C. Treat;M. P. Waldrop;J. M. Waddington

  • Biodegradability of dissolved organic carbon in permafrost soils and aquatic systems : A meta-analysis

    Jorien E. Vonk;Jorien E. Vonk;Suzanne E. Tank;Paul J. Mann;Robert G.M. Spencer

  • Temperature and peat type control CO2 and CH4 production in Alaskan permafrost peats

    Claire C. Treat;Wilfred M. Wollheim;Ruth K. Varner;Andrew S. Grandy

  • A simplified, data-constrained approach to estimate the permafrost carbon-climate feedback

    C.D Koven;E.A.G. Schuur;C Schädel;T. J Bohn

  • A pan-Arctic synthesis of CH 4 and CO 2 production from anoxic soil incubations

    Claire C. Treat;Susan M. Natali;Jessica Ernakovich;Colleen M. Iversen

  • Statistical upscaling of ecosystem CO2 fluxes across the terrestrial tundra and boreal domain: Regional patterns and uncertainties

    Anna Maria Virkkala;Juha Aalto;Juha Aalto;Brendan M. Rogers;Torbern Tagesson;Torbern Tagesson

  • Nongrowing season methane emissions-a significant component of annual emissions across northern ecosystems.

    Claire C. Treat;A. Anthony Bloom;Maija E. Marushchak

  • Timescale dependence of environmental and plant-mediated controls on CH4 flux in a temperate fen.

    Claire C. Treat;Claire C. Treat;Jill L. Bubier;Ruth K. Varner;Patrick M. Crill

  • Effects of permafrost aggradation on peat properties as determined from a pan-Arctic synthesis of plant macrofossils

    C. C. Treat;C. C. Treat;M. C. Jones;P. Camill;A. Gallego-Sala

  • Widespread global peatland establishment and persistence over the last 130,000 y

    Claire C. Treat;Claire C. Treat;Thomas Kleinen;Nils Broothaerts;April S. Dalton

  • The importance of plants for methane emission at the ecosystem scale

    Unknown

  • Rapid carbon loss and slow recovery following permafrost thaw in boreal peatlands.

    Miriam C. Jones;Jennifer W. Harden;Jonathan A. O'Donnell;Kristen L. Manies

  • The positive net radiative greenhouse gas forcing of increasing methane emissions from a thawing boreal forest-wetland landscape

    Manuel Helbig;Laura E. Chasmer;NatasCha Kljun;William L. Quinton

  • Biodegradability of dissolved organic carbon in permafrostsoils and aquatic systems: a meta-analysis

    Jorien Vonk;Suzanne Tank;Paul Mann;Robert Spencer

Frequent Co-Authors

Guido Grosse
Guido Grosse Alfred Wegener Institute for Polar and Marine Research
Jennifer W. Harden
Jennifer W. Harden United States Geological Survey
Miriam C. Jones
Miriam C. Jones United States Geological Survey
Steve Frolking
Steve Frolking University of New Hampshire
Edward A. G. Schuur
Edward A. G. Schuur Northern Arizona University
Christina Schädel
Christina Schädel Northern Arizona University
Gustaf Hugelius
Gustaf Hugelius Stockholm University
Merritt R. Turetsky
Merritt R. Turetsky University of Colorado Boulder
Zicheng Yu
Zicheng Yu Lehigh University
Susan M. Natali
Susan M. Natali Woods Hole Research Center

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