World's Best Scientists 2026 revealed!
Grant J. Williamson

Grant J. Williamson

D-Index & Metrics

Environmental Sciences

D-Index
44
Citations
9704
World Ranking
6641
National Ranking
243

Grant J. Williamson 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 Grant J. Williamson 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: 282 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: 26 scientists 501–510 publications: 17 scientists 511–520 publications: 19 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 681–689 publications: 4 scientists 690+ publications: 100 scientists
41 publications 690+

This scientist: 178 publications — 55th percentile

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

The last bar groups every scientist with 690 publications or more.

Grant J. Williamson 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 Grant J. Williamson 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: 198 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: 20 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: 9 scientists 126+ D-Index: 92 scientists
30 D-Index 126+

This scientist: 44 D-Index — 32nd percentile

32% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 126 D-Index or more.

Overview

Grant J. Williamson is affiliated with the University of Tasmania in Australia and specializes in Environmental Science. Their research mostly addresses topics related to fire effects on ecosystems, air quality and health impacts, and climate change. The work covers diverse subfields including global and planetary change, health, toxicology and mutagenesis, ecology, nature and landscape conservation, and management, monitoring, policy, and law.

The scientist has contributed to various areas of study, with main focus topics including:

  • Fire effects on ecosystems
  • Air Quality and Health Impacts
  • Rangeland and Wildlife Management
  • Climate Change and Health Impacts
  • Ecology and Vegetation Dynamics Studies
  • Landslides and related hazards
  • Atmospheric and Environmental Gas Dynamics

Frequent publication venues for Grant J. Williamson include:

  • SSRN Electronic Journal
  • Fire
  • International Journal of Wildland Fire
  • Preprints.org
  • Nature Ecology & Evolution

They have worked extensively with several co-authors, such as:

  • David M. J. S. Bowman
  • Fay H. Johnston
  • Lynda D. Prior
  • Amanda J. Wheeler
  • Sharon L. Campbell

Among recent papers authored or co-authored by Grant J. Williamson are:

  • Increasing frequency and intensity of the most extreme wildfires on Earth (2024), Nature Ecology & Evolution
  • Global increase in wildfire risk due to climate-driven declines in fuel moisture (2021), Global Change Biology
  • Unprecedented health costs of smoke-related PM2.5 from the 2019-20 Australian megafires (2020), Nature Sustainability
  • Wildfires: Australia needs national monitoring agency (2020), Nature
  • What do you mean, 'megafire'? (2022), Global Ecology and Biogeography

Grant J. Williamson's work reflects a multidimensional approach to environmental science that incorporates the dynamics of wildfire phenomena, their ecological and health impacts, and interconnected climate variables. The research not only addresses the direct consequences of fire on ecosystems but also explores policy and monitoring considerations relevant to managing wildfire risk and environmental health.

Best Publications

  • Climate-induced variations in global wildfire danger from 1979 to 2013

    W. Matt Jolly;Mark A. Cochrane;Patrick H. Freeborn;Zachary A. Holden

  • Human exposure and sensitivity to globally extreme wildfire events.

    David M. J. S. Bowman;Grant J. Williamson;John T. Abatzoglou;Crystal A. Kolden

  • Biological responses to the press and pulse of climate trends and extreme events

    R.M.B. Harris;R.M.B. Harris;L.J. Beaumont;T.R. Vance;C.R. Tozer;C.R. Tozer

  • Increasing frequency and intensity of the most extreme wildfires on Earth

    Unknown

  • Global increase in wildfire risk due to climate-driven declines in fuel moisture.

    T. Michael Ellis;David M.J.S. Bowman;Piyush Jain;Mike D. Flannigan

  • Fire regimes of Australia: A pyrogeographic model system

    Brett P. Murphy;Brett P. Murphy;Ross A. Bradstock;Matthias M. Boer;John Carter

  • Abrupt fire regime change may cause landscape-wide loss of mature obligate seeder forests

    David M. J. S. Bowman;Brett P. Murphy;Dominic L. J. Neyland;Grant J. Williamson

  • Unprecedented health costs of smoke-related PM 2.5 from the 2019–20 Australian megafires

    Fay H. Johnston;Nicolas Borchers-Arriagada;Nicolas Borchers-Arriagada;Geoffrey G. Morgan;Bin Jalaludin

  • Human-environmental drivers and impacts of the globally extreme 2017 Chilean fires.

    David M. J. S. Bowman;Andrés Moreira-Muñoz;Crystal A. Kolden;Roberto O. Chávez

  • What do you mean, ‘megafire’?

    Unknown

  • Local and global pyrogeographic evidence that indigenous fire management creates pyrodiversity

    Clay Trauernicht;Clay Trauernicht;Barry W. Brook;Brett P. Murphy;Grant J. Williamson

  • Giant eucalypts – globally unique fire‐adapted rain‐forest trees?

    D. Y. P. Tng;G. J. Williamson;G. J. Jordan;D. M. J. S. Bowman

  • What Do the Australian Black Summer Fires Signify for the Global Fire Crisis?

    Unknown

  • A transdisciplinary approach to understanding the health effects of wildfire and prescribed fire smoke regimes

    G Williamson;David M. J. S Bowman;Owen F Price;S Henderson

  • Wildfires: Australia needs national monitoring agency

    David Bowman;Grant Williamson;Marta Yebra;Joshua Lizundia-Loiola

  • Climate–vegetation–fire interactions and feedbacks: trivial detail or major barrier to projecting the future of the Earth system?

    Rebecca M. B. Harris;Tomas A. Remenyi;Grant J. Williamson;Nathaniel L. Bindoff

  • The macroecology of airborne pollen in Australian and New Zealand urban areas.

    Simon G. Haberle;David M. J. S. Bowman;Rewi M. Newnham;Fay H. Johnston

  • The severity and extent of the Australia 2019–20 Eucalyptus forest fires are not the legacy of forest management

    David M. J. S. Bowman;David M. J. S. Bowman;Grant J. Williamson;Grant J. Williamson;Rebecca K. Gibson;Ross A. Bradstock

  • Can trophic rewilding reduce the impact of fire in a more flammable world

    Christopher N. Johnson;Lynda D. Prior;Sally Archibald;Helen M. Poulos

  • A warmer world will reduce tree growth in evergreen broadleaf forests: evidence from Australian temperate and subtropical eucalypt forests

    David M. J. S. Bowman;Grant J. Williamson;R. J. Keenan;Lynda D. Prior

  • Southern Annular Mode drives multicentury wildfire activity in southern South America

    Andrés Holz;Juan Paritsis;Ignacio A. Mundo;Thomas T. Veblen

  • Pyrogeographic models, feedbacks and the future of global fire regimes

    David M. J. S. Bowman;Brett P. Murphy;Grant J. Williamson;Mark A. Cochrane

  • The relative importance of intrinsic and extrinsic factors in the decline of obligate seeder forests

    David M. J. S. Bowman;Grant J. Williamson;Lynda D. Prior;Brett P. Murphy

  • Fire weather risk differs across rain forest—savanna boundaries in the humid tropics of north‐eastern Australia

    Jeremy K. Little;Lynda D. Prior;Grant J. Williamson;Stephen E. Williams

Frequent Co-Authors

David M. J. S. Bowman
David M. J. S. Bowman University of Tasmania
Fay H. Johnston
Fay H. Johnston University of Tasmania
Lynda D. Prior
Lynda D. Prior University of Tasmania
Brett P. Murphy
Brett P. Murphy Charles Darwin University
Michael J. Abramson
Michael J. Abramson Monash University
Sarah B. Henderson
Sarah B. Henderson University of British Columbia
Shyamali C. Dharmage
Shyamali C. Dharmage University of Melbourne
Yuming Guo
Yuming Guo Monash University
Mark A. Cochrane
Mark A. Cochrane University of Maryland Center For Environmental Sciences
Barry W. Brook
Barry W. Brook University of Tasmania

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