World's Best Scientists 2026 revealed!
John W. M. Rudd

John W. M. Rudd

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Environmental Sciences
Canada
2023

D-Index & Metrics

Environmental Sciences

D-Index
63
Citations
15816
World Ranking
2458
National Ranking
99

John W. M. Rudd 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 John W. M. Rudd 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: 99 publications — 13th percentile

13% of scientists in this discipline score the same or lower.

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

John W. M. Rudd 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 John W. M. Rudd 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: 63 D-Index — 75th percentile

75% 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

John W. M. Rudd is affiliated with the University of Alberta in Canada and conducts research primarily within the field of Environmental Science. Their work focuses on various subfields including Health, Toxicology and Mutagenesis, Ecology, and Nature and Landscape Conservation.

Their research topics prominently feature mercury impact and mitigation studies, marine animal studies, toxic organic pollutants impact, heavy metal exposure and toxicity, and wildlife conservation and criminology analyses.

Among their recent scholarly contributions are two papers published in 2021: Experimental evidence for recovery of mercury-contaminated fish populations appearing in Nature, and Why the English-Wabigoon river system is still polluted by mercury 57 years after its contamination published in FACETS.

Frequent co-authors with whom they have collaborated include:

  • Carol A. Kelly
  • Paul J. Blanchfield
  • Lee E. Hrenchuk
  • Marc Amyot
  • Christopher L. Babiarz

John W. M. Rudd's publications have appeared predominantly in Nature and FACETS, representing the main venues for their research dissemination.

Best Publications

  • Reservoir Surfaces as Sources of Greenhouse Gases to the Atmosphere: A Global Estimate

    Vincent L. St. Louis;Carol A. Kelly;Éric Duchemin;John W. M. Rudd

  • Importance of Wetlands as Sources of Methyl Mercury to Boreal Forest Ecosystems

    Vincent L. St. Louis;John W. M. Rudd;Carol A. Kelly;Ken G. Beaty

  • Food as the Dominant Pathway of Methylmercury Uptake by Fish

    B. D. Hall;R. A. Bodaly;R. J. P. Fudge;J. W. M. Rudd

  • Whole-ecosystem study shows rapid fish-mercury response to changes in mercury deposition

    Reed C. Harris;John W. M. Rudd;Marc Amyot;Christopher L. Babiarz

  • Photodegradation of methylmercury in lakes

    P. Sellers;C.A. Kelly;J.W.M. Rudd;A.R. MacHutchon

  • Environmental factors affecting the formation of methylmercury in low pH lakes

    Michael R. Winfrey;John W. M. Rudd

  • Increases in Fluxes of Greenhouse Gases and Methyl Mercury following Flooding of an Experimental Reservoir

    C. A. Kelly;J. W. M. Rudd;R. A. Bodaly;N. P. Roulet

  • Production and Loss of Methylmercury and Loss of Total Mercury from Boreal Forest Catchments Containing Different Types of Wetlands

    Vincent L. St. Louis;John W. M. Rudd;Carol A. Kelly;Ken G. Beaty

  • Methane cycling in a eutrophic shield lake and its effects on whole lake metabolism 1

    John W. M. Rudd;R. D. Hamilton

  • Large-scale impacts of hydroelectric development

    D M Rosenberg;F Berkes;R A Bodaly;R E Hecky

  • Sources of methyl mercury to freshwater ecosystems: A review

    John W. M. Rudd

  • Reactivity and Mobility of New and Old Mercury Deposition in a Boreal Forest Ecosystem during the First Year of the METAALICUS Study

    Holger Hintelmann;Reed Harris;Andrew Heyes;James P. Hurley

  • Mercury Concentrations in Fish Related to Size of Remote Canadian Shield Lakes

    R. A. Bodaly;J. W. M. Rudd;R. J. P. Fudge;C. A. Kelly

  • Importance of the forest canopy to fluxes of methyl mercury and total mercury to boreal ecosystems.

    Vincent L. St. Louis;John W. M. Rudd;Carol A. Kelly;Britt D. Hall

  • Influence of Dissolved Organic Carbon, pH, and Microbial Respiration Rates on Mercury Methylation and Demethylation in Lake Water

    Brenda M. Miskimmin;John W. M. Rudd;Carol A. Kelly

  • Speciation and Cycling of Mercury in Lavaca Bay, Texas, Sediments

    Nicolas S. Bloom;Gary A. Gill;Steven Cappellino;Charles Dobbs

  • Prediction of biological acid neutralization in acid-sensitive lakes

    C. A. Kelly;J. W. M. Rudd;R. H. Hesslein;D. W. Schindler

  • Measurement of microbial oxidation of methane in lake water

    John W. M. Rudd;R. D. Hamilton;N. E. R. Campbell

  • The rise and fall of mercury methylation in an experimental reservoir.

    Vincent L. St.Louis;John W. M. Rudd;Carol A. Kelly;R. A. (Drew) Bodaly

  • Measurements of Specific Rates of Net Methyl Mercury Production in the Water Column and Surface Sediments of Acidified and Circumneutral Lakes

    Luying Xun;N. E. R. Campbell;John W. M. Rudd

Frequent Co-Authors

Carol A. Kelly
Carol A. Kelly University of Manitoba
Vincent L. St. Louis
Vincent L. St. Louis University of Alberta
Holger Hintelmann
Holger Hintelmann Trent University
Michael A. Turner
Michael A. Turner University of California, San Diego
Michael J. Paterson
Michael J. Paterson International Institute for Sustainable Development
Steve E. Lindberg
Steve E. Lindberg Oak Ridge National Laboratory
Tim R. Moore
Tim R. Moore McGill University
David W. Schindler
David W. Schindler University of Alberta
David P. Krabbenhoft
David P. Krabbenhoft United States Geological Survey
Brian A. Branfireun
Brian A. Branfireun University of Western Ontario

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