World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
40
Citations
4410
World Ranking
8194
National Ranking
378

Jason I. Gerhard 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 Jason I. Gerhard 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: 169 publications — 51st percentile

51% of scientists in this discipline score the same or lower.

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

Jason I. Gerhard 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 Jason I. Gerhard 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: 40 D-Index — 19th percentile

19% of scientists in this discipline score the same or lower.

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

Overview

Jason I. Gerhard is affiliated with the University of Western Ontario in Canada. Their research spans engineering and environmental science, focusing on several subfields including safety, risk, reliability and quality, environmental engineering, biomedical engineering, computational mechanics, and mechanical engineering.

Their work engages with topics such as fire dynamics and safety research, thermochemical biomass conversion processes, toxic organic pollutants impact, combustion and flame dynamics, combustion and detonation processes, geophysical and geoelectrical methods, and per- and polyfluoroalkyl substances research.

Frequent co-authors collaborating with Jason I. Gerhard include José L. Torero, Tarek L. Rashwan, Marco A.B. Zanoni, Gavin P. Grant, and T. Fournie.

Jason I. Gerhard's publications often appear in several key academic venues, notably:

  • Combustion and Flame
  • SSRN Electronic Journal
  • Waste Management
  • International Journal of Heat and Mass Transfer
  • Water Research

Recent papers authored or co-authored by Jason I. Gerhard include:

  • Processes defining smouldering combustion: Integrated review and synthesis, 2020, Progress in Energy and Combustion Science
  • Remediation of PFAS-Contaminated Soil and Granular Activated Carbon by Smoldering Combustion, 2020, Environmental Science & Technology
  • Field test of electrokinetically-delivered thermally activated persulfate for remediation of chlorinated solvents in clay, 2020, Water Research
  • Heat losses in a smouldering system: The key role of non-uniform air flux, 2021, Combustion and Flame
  • Scaling up self-sustained smouldering of sewage sludge for waste-to-energy, 2021, Waste Management

Best Publications

  • Predicting colloid transport through saturated porous media: A critical review

    Ian L. Molnar;William P. Johnson;Jason I. Gerhard;Clinton S. Willson

  • Measurement and prediction of the relationship between capillary pressure, saturation, and interfacial area in a NAPL-water-glass bead system.

    Mark L. Porter;Dorthe Wildenschild;Gavin Grant;Jason I. Gerhard

  • Processes defining smouldering combustion: Integrated review and synthesis

    José L. Torero;Jason I. Gerhard;Marcio F. Martins;Marco A.B. Zanoni

  • Remediation of PFAS-Contaminated Soil and Granular Activated Carbon by Smoldering Combustion

    Alexandra L. Duchesne;Joshua K. Brown;David J. Patch;David Major

  • Self-Sustaining Smoldering Combustion: A Novel Remediation Process for Non-Aqueous-Phase Liquids in Porous Media

    C. Switzer;P. Pironi;J.I. Gerhard;G. Rein

  • Small-scale forward smouldering experiments for remediation of coal tar in inert media

    Paolo Pironi;Christine Switzer;Guillermo Rein;Andres Fuentes

  • Smouldering combustion as a treatment technology for faeces: Exploring the parameter space

    L. Yermán;Rory M. Hadden;J. Carrascal;Ivo Fabris

  • Self-sustaining smoldering combustion for NAPL remediation: laboratory evaluation of process sensitivity to key parameters.

    Paolo Pironi;Christine Switzer;Jason I. Gerhard;Guillermo Rein

  • pH control for enhanced reductive bioremediation of chlorinated solvent source zones

    Clare Robinson;D.A. Barry;Perry L. McCarty;Jason I. Gerhard;Jason I. Gerhard

  • Variability of point source infiltration rates for two‐phase flow in heterogeneous porous media

    Bernard H. Kueper;Jason I. Gerhard

  • Capillary pressure characteristics necessary for simulating DNAPL infiltration, redistribution, and immobilization in saturated porous media

    J. I. Gerhard;J. I. Gerhard;B. H. Kueper

  • Application of self-sustaining smouldering combustion for the destruction of wastewater biosolids

    Tarek L. Rashwan;Jason I. Gerhard;Gavin P. Grant;Gavin P. Grant

  • Smoldering remediation of coal-tar-contaminated soil: pilot field tests of STAR

    Grant C. Scholes;Jason Ian Gerhard;Gavin P. Grant;David W. Major

  • Electrokinetic-enhanced permanganate delivery and remediation of contaminated low permeability porous media.

    Ahmed I.A. Chowdhury;Jason I. Gerhard;David Reynolds;Brent E. Sleep

  • Simulating the dissolution of a complex dense nonaqueous phase liquid source zone: 1. Model to predict interfacial area

    G. P. Grant;G. P. Grant;J. I. Gerhard;J. I. Gerhard

  • Relative permeability characteristics necessary for simulating DNAPL infiltration, redistribution, and immobilization in saturated porous media

    J. I. Gerhard;J. I. Gerhard;B. H. Kueper

  • Field test of electrokinetically-delivered thermally activated persulfate for remediation of chlorinated solvents in clay.

    Nicholas A. Head;Jason I. Gerhard;Ainsley M. Inglis;Ariel Nunez Garcia

  • Influence of wettability variations on dynamic effects in capillary pressure

    Denis M. O'Carroll;Kevin G. Mumford;Linda M. Abriola;Jason I. Gerhard

  • Volumetric scale-up of smouldering remediation of contaminated materials

    Christine Switzer;Paolo Pironi;Jason I. Gerhard;Guillermo Rein

  • Influence of constitutive model parameters on the predicted migration of DNAPL in heterogeneous porous media

    J. I. Gerhard;J. I. Gerhard;B. H. Kueper

  • Improved time-lapse electrical resistivity tomography monitoring of dense non-aqueous phase liquids with surface-to-horizontal borehole arrays

    Christopher Power;Jason I. Gerhard;Panagiotis Tsourlos;Pantelis Soupios

  • Time Scales of DNAPL Migration in Sandy Aquifers Examined via Numerical Simulation

    Jason I. Gerhard;TiWee Pang;Bernard H. Kueper

Frequent Co-Authors

Jose L. Torero
Jose L. Torero University College London
Denis M. O'Carroll
Denis M. O'Carroll University of New South Wales
Guillermo Rein
Guillermo Rein Imperial College London
David Andrew Barry
David Andrew Barry École Polytechnique Fédérale de Lausanne
Bernard H. Kueper
Bernard H. Kueper Queen's University
Brent E. Sleep
Brent E. Sleep University of Toronto
Perry L. McCarty
Perry L. McCarty Stanford University
Elizabeth A. Edwards
Elizabeth A. Edwards University of Toronto
Linda M. Abriola
Linda M. Abriola Tufts University
William P. Johnson
William P. Johnson University of Utah

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