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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Environmental Sciences 47 5821 5582 2118 1961 203 7865

Thomas A. Douglas publications per year

The chart shows the history of publications by Thomas A. Douglas between 1982 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Thomas A. Douglas published across 45 years, from 1982 to 2026, averaging 6.6 papers a year. Output peaked at 41 publications in 2025. 42 of the 298 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1982 to 2026. Vertical axis: number of publications, 0 to 41. Peak 41 publications in 2025. 1982: 1 publication 1983: 0 publications 1984: 0 publications 1985: 0 publications 1986: 0 publications 1987: 0 publications 1988: 0 publications 1989: 0 publications 1990: 0 publications 1991: 0 publications 1992: 0 publications 1993: 0 publications 1994: 0 publications 1995: 0 publications 1996: 0 publications 1997: 0 publications 1998: 0 publications 1999: 0 publications 2000: 0 publications 2001: 0 publications 2002: 1 publication 2003: 1 publication 2004: 6 publications 2005: 6 publications 2006: 7 publications 2007: 9 publications 2008: 7 publications 2009: 6 publications 2010: 7 publications 2011: 14 publications 2012: 20 publications 2013: 8 publications 2014: 6 publications 2015: 6 publications 2016: 8 publications 2017: 15 publications 2018: 10 publications 2019: 15 publications 2020: 18 publications 2021: 17 publications 2022: 23 publications 2023: 28 publications 2024: 17 publications 2025: 41 publications 2026: 1 publication
1982 2026

298 publications in total across all disciplines

View publications per year as a table
Thomas A. Douglas: publications per year, 1982 to 2026
Year Publications
1982 1
1983 0
1984 0
1985 0
1986 0
1987 0
1988 0
1989 0
1990 0
1991 0
1992 0
1993 0
1994 0
1995 0
1996 0
1997 0
1998 0
1999 0
2000 0
2001 0
2002 1
2003 1
2004 6
2005 6
2006 7
2007 9
2008 7
2009 6
2010 7
2011 14
2012 20
2013 8
2014 6
2015 6
2016 8
2017 15
2018 10
2019 15
2020 18
2021 17
2022 23
2023 28
2024 17
2025 41
2026 1
Total 298
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Thomas A. Douglas 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 Thomas A. Douglas sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 66 bars. Horizontal axis: publications, 41–50 to 690+. Vertical axis: number of scientists, 0 to 617. Most scientists, 617, have 121–130 publications. The last bar groups every scientist with 690 publications or more. The highlighted bar, 201–210 publications, is where this scientist sits. 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
41–50 publications 690+

This scientist: 203 publications — 65th percentile

65% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Environmental Sciences scientists by publication count, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
Publications Scientists This scientist
41–50 21
51–60 62
61–70 133
71–80 257
81–90 361
91–100 440
101–110 492
111–120 541
121–130 617
131–140 544
141–150 541
151–160 539
161–170 444
171–180 444
181–190 400
191–200 377
201–210 318 203
211–220 282
221–230 263
231–240 220
241–250 217
251–260 180
261–270 181
271–280 155
281–290 130
291–300 127
301–310 130
311–320 85
321–330 106
331–340 80
341–350 83
351–360 75
361–370 69
371–380 52
381–390 54
391–400 56
401–410 44
411–420 40
421–430 36
431–440 25
441–450 25
451–460 32
461–470 29
471–480 21
481–490 26
491–500 26
501–510 17
511–520 19
521–530 15
531–540 22
541–550 12
551–560 15
561–570 11
571–580 19
581–590 9
591–600 9
601–610 7
611–620 11
621–630 5
631–640 5
641–650 6
651–660 3
661–670 3
671–680 4
681–689 4
690+ 100
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Thomas A. Douglas 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 Thomas A. Douglas sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 97 bars. Horizontal axis: D-Index, 30 to 126+. Vertical axis: number of scientists, 0 to 348. Most scientists, 348, have 45 D-Index. The last bar groups every scientist with 126 D-Index or more. The highlighted bar, 47 D-Index, is where this scientist sits. 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: 47 D-Index — 42nd percentile

42% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Environmental Sciences scientists by D-index, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
D-Index Scientists This scientist
30 12
31 26
32 51
33 88
34 123
35 163
36 206
37 267
38 265
39 275
40 321
41 343
42 305
43 336
44 330
45 348
46 291
47 275 47
48 272
49 273
50 263
51 232
52 266
53 217
54 198
55 177
56 202
57 204
58 166
59 177
60 166
61 152
62 143
63 150
64 124
65 119
66 120
67 118
68 82
69 98
70 94
71 105
72 74
73 84
74 70
75 67
76 78
77 60
78 59
79 52
80 47
81 38
82 48
83 42
84 42
85 43
86 29
87 37
88 29
89 30
90 34
91 20
92 22
93 17
94 19
95 24
96 21
97 20
98 24
99 17
100 17
101 21
102 25
103 18
104 26
105 20
106 15
107 10
108 13
109 15
110 12
111 8
112 7
113 9
114 6
115 12
116 7
117 8
118 3
119 5
120 7
121 2
122 4
123 8
124 7
125 9
126+ 92
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Overview

Thomas A. Douglas is affiliated with the Cold Regions Research and Engineering Laboratory in the United States. Their research primarily spans the fields of Earth and Planetary Sciences and Environmental Science, with a focus on Atmospheric Science, Ecology, Environmental Chemistry, Global and Planetary Change, and Health, Toxicology and Mutagenesis.

The main topics covered by Douglas's work include:

  • Climate change and permafrost
  • Cryospheric studies and observations
  • Arctic and Antarctic ice dynamics
  • Geology and Paleoclimatology Research
  • Methane Hydrates and Related Phenomena
  • Polar Research and Ecology
  • Peatlands and Wetlands Ecology

Douglas has published multiple research papers, with notable recent works as follows:

  • Impact of wildfire on permafrost landscapes: A review of recent advances and future prospects, 2020, Permafrost and Periglacial Processes
  • Increased rainfall stimulates permafrost thaw across a variety of Interior Alaskan boreal ecosystems, 2020, npj Climate and Atmospheric Science
  • Arctic mercury cycling, 2022, Nature Reviews Earth & Environment
  • Climate change and mercury in the Arctic: Abiotic interactions, 2022, The Science of The Total Environment
  • Minding Rights: Mapping Ethical and Legal Foundations of 'Neurorights', 2023, Cambridge Quarterly of Healthcare Ethics

The frequent venues for Douglas's publications include:

  • Environmental Research Letters
  • Zenodo (CERN European Organization for Nuclear Research)
  • Environmental Science & Technology
  • The Science of The Total Environment
  • Journal of Geophysical Research Biogeosciences

Douglas's collaborations often involve a group of frequent coauthors, among whom are Robyn A. Barbato, Amanda Barker, M. Torre Jorgenson, Merritt R. Turetsky, and Caiyun Zhang.

Best Publications

  • A synthesis of atmospheric mercury depletion event chemistry in the atmosphere and snow

    A. Steffen;T. Douglas;M. Amyot;P. Ariya

  • Changing snow and shrub conditions affect albedo with global implications

    Matthew Sturm;Tom Douglas;Charles Racine;Glen E. Liston

  • Mass-independent fractionation of mercury isotopes in Arctic snow driven by sunlight

    Laura S. Sherman;Joel D. Blum;Kelsey P. Johnson;Gerald J. Keeler

  • Photochemical production of molecular bromine in Arctic surface snowpacks

    Kerri A. Pratt;Kyle D. Custard;Paul B. Shepson;Thomas A. Douglas

  • Reviews and syntheses: Changing ecosystem influences on soil thermal regimes in northern high-latitude permafrost regions

    Michael M. Loranty;Benjamin W. Abbott;Daan Blok;Thomas A. Douglas

  • Impact of wildfire on permafrost landscapes: A review of recent advances and future prospects

    Jean E. Holloway;Antoni G. Lewkowicz;Thomas A. Douglas;Xiaoying Li

  • Arctic mercury cycling

    Unknown

  • First-year sea-ice contact predicts bromine monoxide (BrO) levels at Barrow, Alaska better than potential frost flower contact

    W. R. Simpson;D. Carlson;G. Hönninger;G. Hönninger;T. A. Douglas

  • Microbial survival strategies in ancient permafrost: insights from metagenomics

    Rachel Mackelprang;Alexander Burkert;Monica Haw;Tara Mahendrarajah

  • Interactive effects of wildfire and climate on permafrost degradation in Alaskan lowland forests

    Dana R. N. Brown;M. Torre Jorgenson;Thomas A. Douglas;Vladimir E. Romanovsky;Vladimir E. Romanovsky

  • Halogens in the coastal snow pack near Barrow, Alaska: Evidence for active bromine air-snow chemistry during springtime

    William R. Simpson;Laura Alvarez-Aviles;Thomas A. Douglas;Matthew Sturm

  • The fate of mercury in Arctic terrestrial and aquatic ecosystems, a review

    Thomas A. Douglas;Lisa L. Loseto;Robie W. Macdonald;Peter Outridge

  • Rate of decrease of the specific surface area of dry snow: Isothermal and temperature gradient conditions

    Anne-Sophie Taillandier;Florent Domine;William R. Simpson;Matthew Sturm

  • Increased rainfall stimulates permafrost thaw across a variety of Interior Alaskan boreal ecosystems

    Thomas A. Douglas;Merritt R. Turetsky;Charles D. Koven

  • Arctic haze, mercury and the chemical composition of snow across northwestern Alaska

    Thomas A Douglas;Matthew Sturm

  • 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

  • Climate change and mercury in the Arctic: Abiotic interactions.

    Unknown

  • Influence of Snow and Ice Crystal Formation and Accumulation on Mercury Deposition to the Arctic

    Thomas A. Douglas;Matthew Sturm;William R. Simpson;Joel D Blum

  • Convective forcing of mercury and ozone in the Arctic boundary layer induced by leads in sea ice

    Christopher W. Moore;Daniel Obrist;Alexandra Steffen;Ralf M. Staebler

  • The chemical composition of surface snow in the Arctic: Examining marine, terrestrial, and atmospheric influences

    Laura Krnavek;William R. Simpson;Daniel Carlson;Florent Domine;Florent Domine

  • Changes in the Active, Dead, and Dormant Microbial Community Structure across a Pleistocene Permafrost Chronosequence.

    Alexander Burkert;Thomas A. Douglas;Mark P. Waldrop;Rachel Mackelprang

  • Phylogenetic analysis of bacteria preserved in a permafrost ice wedge for 25,000 years.

    Taiki Katayama;Michiko Tanaka;Jun Moriizumi;Toshio Nakamura

  • Elevated mercury measured in snow and frost flowers near Arctic sea ice leads

    T. A. Douglas;M. Sturm;W. R. Simpson;S. Brooks

  • Frost flower chemical composition during growth and its implications for aerosol production and bromine activation

    Laura Alvarez-Aviles;William R. Simpson;Thomas A. Douglas;Matthew Sturm

Frequent Co-Authors

Matthew Sturm
Matthew Sturm University of Alaska Fairbanks
Florent Domine
Florent Domine Université Laval
Alexandra Steffen
Alexandra Steffen Environment and Climate Change Canada
Andrew D. Jacobson
Andrew D. Jacobson Northwestern University
James W. McClelland
James W. McClelland The University of Texas at Austin
Donald K. Perovich
Donald K. Perovich Dartmouth College
Paul B. Shepson
Paul B. Shepson Stony Brook University
Joel D. Blum
Joel D. Blum University of Michigan–Ann Arbor
Laodong Guo
Laodong Guo University of Wisconsin–Milwaukee
Kerri A. Pratt
Kerri A. Pratt University of Michigan–Ann Arbor

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