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Environmental Sciences
Canada
2023

D-Index & Metrics

Environmental Sciences

D-Index
56
Citations
13181
World Ranking
3604
National Ranking
147

Les C. Cwynar 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 Les C. Cwynar 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: 109 publications — 18th percentile

18% of scientists in this discipline score the same or lower.

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

Les C. Cwynar 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 Les C. Cwynar 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: 56 D-Index — 63rd percentile

63% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2023 - Research.com Environmental Sciences in Canada Leader Award

Overview

Les C. Cwynar is affiliated with the University of New Brunswick in Canada. Their research primarily focuses on Earth and Planetary Sciences and Environmental Science, with numerous contributions spanning several specialized subfields such as Atmospheric Science, Ecology, Earth-Surface Processes, Global and Planetary Change, and Management, Monitoring, Policy and Law.

The scientist's work covers a range of main topics including Geology and Paleoclimatology Research, Isotope Analysis in Ecology, Coastal and Marine Dynamics, Fire effects on ecosystems, Landslides and related hazards, Tree-ring climate responses, and Cryospheric studies and observations.

Les C. Cwynar has published in several prominent academic venues. Frequent publication outlets include:

  • Scientific Data
  • Quaternary Science Reviews
  • Frontiers in Ecology and Evolution
  • Palaeogeography Palaeoclimatology Palaeoecology
  • Canadian Journal of Earth Sciences

Their recent papers demonstrate engagement with both paleoclimatic and geological reconstructions. Notable publications include:

  • "A global database of Holocene paleotemperature records" (2020) published in Scientific Data
  • "Publisher Correction: A global database of Holocene paleotemperature records" (2020) Scientific Data
  • "A latest Pleistocene and Holocene composite tephrostratigraphic framework for northeastern North America" (2021) Quaternary Science Reviews
  • "Publisher Correction: A global database of Holocene paleotemperature records" (2020) Scientific Data
  • "The late-Holocene relationship between peatland water table depth and summer temperature in northern Poland" (2021) Palaeogeography Palaeoclimatology Palaeoecology

Throughout their career, Les C. Cwynar has collaborated frequently with several coauthors known for working in related scientific domains. These include Darrell S. Kaufman, Nicholas P. McKay, Cody Routson, Oliver Heiri, and Samuel L. Jaccard, each with multiple joint publications.

Best Publications

  • Holocene thermal maximum in the western Arctic (0-180°W)

    D. S. Kaufman;T.A. Ager;N.J. Anderson;P.M. Anderson

  • An event stratigraphy for the Last Termination in the North Atlantic region based on the Greenland ice-core record: a proposal by the INTIMATE group

    Svante Bjorck;Michael J.C. Walker;Les C. Cwynar;Sigfus Johnsen

  • Formal definition and dating of the GSSP (Global Stratotype Section and Point) for the base of the Holocene using the Greenland NGRIP ice core, and selected auxiliary records

    Mike Walker;Sigfus Johnsen;Sune Olander Rasmussen;Trevor Popp;Trevor Popp

  • Formal subdivision of the Holocene Series/Epoch: a Discussion Paper by a Working Group of INTIMATE (Integration of ice‐core, marine and terrestrial records) and the Subcommission on Quaternary Stratigraphy (International Commission on Stratigraphy)

    Mike Walker;M. Berkelhammer;Svante Bjorck;Les C. Cwynar

  • Holocene treeline history and climate change across northern Eurasia

    Glen M. MacDonald;Andrei A. Velichko;Constantine V. Kremenetski;Olga K. Borisova

  • Geographical Variation of Lodgepole Pine in Relation to Population History

    Les C. Cwynar;Glen M. MacDonald

  • Formal ratification of the subdivision of the Holocene Series/Epoch (Quaternary System/Period) : two new Global Boundary Stratotype Sections and Points (GSSPs) and three new stages/subseries.

    Mike Walker;Mike Walker;Martin J. Head;Max Berkelhammer;Svante Björck

  • Isotopic &events' in the GRIP ice core: a stratotype for the Late Pleistocene

    M.J.C. Walker;S. Björck;J.J. Lowe;L.C. Cwynar

  • An inexpensive sieving method for concentrating pollen and spores from fine-grained sediments

    Les C. Cwynar;E. Burden;J. H. McAndrews

  • Evidence from north-west Canada for an early Holocene Milankovitch thermal maximum

    J. C. Ritchie;L. C. Cwynar;R. W. Spear

  • A global database of Holocene paleotemperature records

    Darrell Kaufman;Nicholas McKay;Cody Routson;Michael Erb

  • An expanded surface-water palaeotemperature inference model for use with fossil midges from eastern Canada

    Ian R. Walker;André J. Levesque;Les C. Cwynar;André F. Lotter

  • A Late-Quaternary Vegetation History from Hanging Lake, Northern Yukon

    Les C. Cwynar

  • Subdividing the Holocene Series/Epoch: formalization of stages/ages and subseries/subepochs, and designation of GSSPs and auxiliary stratotypes

    Mike Walker;Mike Walker;Martin J. Head;John Lowe;Max Berkelhammer

  • A northwest North American training set: distribution of freshwater midges in relation to air temperature and lake depth

    Erin M. Barley;Ian R. Walker;Joshua Kurek;Les C. Cwynar

  • A previously unrecognized late-glacial cold event in eastern North America

    André J. Levesque;Francis E. Mayle;Ian R. Walker;Les C. Cwynar

  • Rapid and widespread vegetation responses to past climate change in the North Atlantic region

    John W. Williams;David M. Post;Les C. Cwynar;André F. Lotter

  • Fire and the Forest History of the North Cascade Range

    Les C. Cwynar

  • Climatic changes in areas adjacent to the North Atlantic during the last glacial-interglacial transition (14-9 ka BP): a contribution to IGCP-253

    J. John Lowe;B. Ammann;H. H. Birks;S. Björck

  • Exceptionally steep north–south gradients in lake temperatures during the last deglaciation

    André J. Levesque;Les C. Cwynar;Ian R. Walker

Frequent Co-Authors

Andrew P. Rees
Andrew P. Rees Plymouth Marine Laboratory
Glen M. MacDonald
Glen M. MacDonald University of California, Los Angeles
Ian R. Walker
Ian R. Walker University of British Columbia
J. John Lowe
J. John Lowe Royal Holloway University of London
Svante Björck
Svante Björck Lund University
Francis E. Mayle
Francis E. Mayle University of Reading
Rewi M. Newnham
Rewi M. Newnham Victoria University of Wellington
Konrad Gajewski
Konrad Gajewski University of Ottawa
André F. Lotter
André F. Lotter University of Bern
Darrell S. Kaufman
Darrell S. Kaufman Northern Arizona University

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