World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
52
Citations
7661
World Ranking
4593
National Ranking
23

T.G. Allan Green 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 T.G. Allan Green 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: 143 publications — 38th percentile

38% of scientists in this discipline score the same or lower.

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

T.G. Allan Green 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 T.G. Allan Green 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: 52 D-Index — 55th percentile

55% of scientists in this discipline score the same or lower.

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

Overview

T.G. Allan Green is affiliated with the University of Waikato in New Zealand. Their research centers on Earth and Planetary Sciences, Environmental Science, and Agricultural and Biological Sciences, with a particular focus on subfields such as Atmospheric Science, Ecology, and Ecology, Evolution, Behavior and Systematics.

The main themes within their work include Polar Research and Ecology, Geology and Paleoclimatology Research, Isotope Analysis in Ecology, Cryospheric studies and observations, Biocrusts and Microbial Ecology, Lichen and fungal ecology, and Climate change and permafrost.

Green has contributed articles to several scientific venues. These publication venues include:

  • Proceedings of the National Academy of Sciences
  • Earth s Future
  • Evansia

Some of their recent research papers are:

  • Genetic diversity of soil invertebrates corroborates timing estimates for past collapses of the West Antarctic Ice Sheet, 2020, Proceedings of the National Academy of Sciences
  • The Longest Baseline Record of Vegetation Dynamics in Antarctica Reveals Acute Sensitivity to Water Availability, 2022, Earth s Future
  • Lichen Diversity at Cambridge Bay and Vicinity, Southern Victoria Island, Nunavut, Canada, 2024, Evansia

Green frequently collaborates with several researchers. Their frequent co-authors include:

  • Ian D. Hogg
  • Leopoldo G. Sancho
  • Gemma E Collins
  • Peter Convey
  • Don A. Cowan

Best Publications

  • The spatial structure of Antarctic biodiversity

    Peter Convey;Peter Convey;Steven Loudon Chown;Andrew Clarke;David K A Barnes

  • Photosynthesis in Poikilohydric Plants: A Comparison of Lichens and Bryophytes

    T. G. A. Green;O. L. Lange

  • Hydration‐dependent photosynthetic production of lichens: what do laboratory studies tell us about field performance?

    Otto L. Lange;T.G. Allan Green;Ulrich Heber

  • Ecophysiology of Desiccation/Rehydration Cycles in Mosses and Lichens

    T. G. Allan Green;T. G. Allan Green;Leopoldo G. Sancho;Ana Pintado

  • Slowest to fastest: Extreme range in lichen growth rates supports their use as an indicator of climate change in Antarctica

    Leopoldo G. Sancho;T.G. Allan Green;T.G. Allan Green;Ana Pintado

  • Plant Life in Antarctica

    T.G. Allan Green;Burkhard Schroeter;Leopoldo G. Sancho

  • Water status related photosynthesis and carbon isotope discrimination in species of the lichen genusPseudocyphellaria with green or blue-green photobionts and in photosymbiodemes.

    O. L. Lange;T. G. A. Green;H. Ziegler

  • Carbon-dioxide exchange in lichens: determination of transport and carboxylation characteristics.

    I. R. Cowan;O. L. Lange;T. G. A. Green

  • Temperate rainforest lichens in New Zealand: high thallus water content can severely limit photosynthetic CO2 exchange.

    O. L. Lange;B. Büdel;U. Heber;A. Meyer

  • Water relations and CO2 exchange of the terrestrial lichen Teloschistes capensis in the Namib fog desert: Measurements during two seasons in the field and under controlled conditions

    Otto L. Lange;T.G. Allan Green;Beate Melzer;Angelika Meyer

  • Lichen fungi have low cyanobiont selectivity in maritime Antarctica

    Nora Wirtz;H. Thorsten Lumbsch;H. Thorsten Lumbsch;T.G. Allan Green;Roman Türk

  • Are lichens active under snow in continental Antarctica

    Stefan Pannewitz;Mark Schlensog;T. G. Allan Green;Leopoldo G. Sancho

  • Lichens show that fungi can acclimate their respiration to seasonal changes in temperature.

    Otto L. Lange;T. G. Allan Green

  • Photosynthetic Characteristics of Three Asparagus Cultivars Differing in Yield

    Marty J. Faville;Warwick B. Silvester;T. G. Allan Green;William A. Jermyn

  • Spatial modelling of wetness for the Antarctic Dry Valleys

    Glen Stichbury;Lars Brabyn;T.G. Allan Green;S. Craig Cary

  • Improved appreciation of the functioning and importance of biological soil crusts in Europe: the Soil Crust International Project (SCIN).

    Burkhard Büdel;Claudia Colesie;T. G. Allan Green;T. G. Allan Green;Martin Grube

  • Ecology of endolithic lichens colonizing granite in continental Antarctica

    Asunción De Los Ríos;Jacek Wierzchos;Leopoldo G. Sancho;T. G. Allan Green

  • Chlorophyll a fluorescence and CO2 exchange of Umbilicaria aprina under extreme light stress in the cold.

    L. Kappen;B. Schroeter;T. G. A. Green;R. D. Seppelt

  • High diversity of lichens at 84°S, Queen Maud Mountains, suggests preglacial survival of species in the Ross Sea region, Antarctica

    T. G. A. Green;T. G. A. Green;L. G. Sancho;R. Türk;R. D. Seppelt

  • Photosynthetic Depression at High Thallus Water Contents in Lichens: Concurrent Use of Gas Exchange and Fluorescence Techniques with a Cyanobacterial and a Green Algal Peltigera Species

    O. L. Lange;T. G. A. Green;H. Reichenberger;A. Meyer

  • Hypolithic communities: important nitrogen sources in Antarctic desert soils

    D. A. Cowan;J. A. Sohm;T. P. Makhalanyane;D. G. Capone

  • Lichen myco- and photobiont diversity and their relationships at the edge of life (McMurdo Dry Valleys, Antarctica).

    Sergio Pérez-Ortega;Rüdiger Ortiz-Álvarez;T.G. Allan Green;Asunción de los Ríos

  • Cyanolichens can have both cyanobacteria and green algae in a common layer as major contributors to photosynthesis

    Frieda L. Henskens;T.G. Allan Green;T.G. Allan Green;Alistair L. Wilkins

  • High thallus water content severely limits photosynthetic carbon gain of central European epilithic lichens under natural conditions.

    Otto L. Lange;T. G. Allan Green

  • DEWFALL AS A WATER SOURCE FREQUENTLY ACTIVATES THE ENDOLITHIC CYANOBACTERIAL COMMUNITIES IN THE GRANITES OF TAYLOR VALLEY, ANTARCTICA1

    Burkhard Büdel;Jörg Bendix;Fritz R. Bicker;T. G. Allan Green

Frequent Co-Authors

Leopoldo G. Sancho
Leopoldo G. Sancho Complutense University of Madrid
Otto L. Lange
Otto L. Lange University of Würzburg
Burkhard Büdel
Burkhard Büdel Technical University of Kaiserslautern
Diana H. Wall
Diana H. Wall Colorado State University
S. Craig Cary
S. Craig Cary University of Waikato
Stephen B. Pointing
Stephen B. Pointing National University of Singapore
Ricardo Rozzi
Ricardo Rozzi University of North Texas
Sergio Pérez-Ortega
Sergio Pérez-Ortega Real Jardín Botánico
Don A. Cowan
Don A. Cowan University of Pretoria
Ian D. Hogg
Ian D. Hogg University of Waikato

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