World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
37
Citations
5935
World Ranking
6780
National Ranking
2379

William C. Evans publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where William C. Evans sits on this spectrum.

38–42 publications: 1 scientists 43–47 publications: 0 scientists 48–52 publications: 3 scientists 53–57 publications: 8 scientists 58–62 publications: 11 scientists 63–67 publications: 16 scientists 68–72 publications: 24 scientists 73–77 publications: 31 scientists 78–82 publications: 49 scientists 83–87 publications: 77 scientists 88–92 publications: 86 scientists 93–97 publications: 88 scientists 98–102 publications: 92 scientists 103–107 publications: 84 scientists 108–112 publications: 102 scientists 113–117 publications: 108 scientists 118–122 publications: 117 scientists 123–127 publications: 126 scientists 128–132 publications: 146 scientists 133–137 publications: 114 scientists 138–142 publications: 102 scientists 143–147 publications: 127 scientists 148–152 publications: 102 scientists 153–157 publications: 112 scientists 158–162 publications: 102 scientists 163–167 publications: 127 scientists 168–172 publications: 121 scientists 173–177 publications: 112 scientists 178–182 publications: 109 scientists 183–187 publications: 98 scientists 188–192 publications: 92 scientists 193–197 publications: 105 scientists 198–202 publications: 77 scientists 203–207 publications: 80 scientists 208–212 publications: 89 scientists 213–217 publications: 70 scientists 218–222 publications: 74 scientists 223–227 publications: 74 scientists 228–232 publications: 70 scientists 233–237 publications: 67 scientists 238–242 publications: 59 scientists 243–247 publications: 67 scientists 248–252 publications: 51 scientists 253–257 publications: 46 scientists 258–262 publications: 41 scientists 263–267 publications: 39 scientists 268–272 publications: 34 scientists 273–277 publications: 39 scientists 278–282 publications: 35 scientists 283–287 publications: 36 scientists 288–292 publications: 35 scientists 293–297 publications: 29 scientists 298–302 publications: 23 scientists 303–307 publications: 39 scientists 308–312 publications: 34 scientists 313–317 publications: 23 scientists 318–322 publications: 18 scientists 323–327 publications: 18 scientists 328–332 publications: 21 scientists 333–337 publications: 20 scientists 338–342 publications: 15 scientists 343–347 publications: 13 scientists 348–352 publications: 24 scientists 353–357 publications: 25 scientists 358–362 publications: 10 scientists 363–367 publications: 20 scientists 368–372 publications: 17 scientists 373–377 publications: 18 scientists 378–382 publications: 15 scientists 383–387 publications: 7 scientists 388–392 publications: 22 scientists 393–397 publications: 9 scientists 398–402 publications: 11 scientists 403–407 publications: 16 scientists 408–412 publications: 4 scientists 413–417 publications: 5 scientists 418–422 publications: 14 scientists 423–427 publications: 8 scientists 428–432 publications: 7 scientists 433–437 publications: 7 scientists 438–442 publications: 10 scientists 443–447 publications: 10 scientists 448–452 publications: 3 scientists 453–457 publications: 9 scientists 458–462 publications: 11 scientists 463–467 publications: 4 scientists 468–472 publications: 6 scientists 473–477 publications: 11 scientists 478–482 publications: 8 scientists 483–487 publications: 2 scientists 488–492 publications: 3 scientists 493–497 publications: 4 scientists 498–502 publications: 4 scientists 503–507 publications: 4 scientists 508–509 publications: 4 scientists 510+ publications: 100 scientists
38 publications 510+

This scientist: 139 publications — 30th percentile

30% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 510 publications or more.

William C. Evans D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where William C. Evans sits on this spectrum.

30 D-Index: 15 scientists 31 D-Index: 42 scientists 32 D-Index: 60 scientists 33 D-Index: 90 scientists 34 D-Index: 103 scientists 35 D-Index: 108 scientists 36 D-Index: 142 scientists 37 D-Index: 147 scientists 38 D-Index: 147 scientists 39 D-Index: 152 scientists 40 D-Index: 143 scientists 41 D-Index: 157 scientists 42 D-Index: 141 scientists 43 D-Index: 151 scientists 44 D-Index: 140 scientists 45 D-Index: 135 scientists 46 D-Index: 121 scientists 47 D-Index: 108 scientists 48 D-Index: 128 scientists 49 D-Index: 111 scientists 50 D-Index: 106 scientists 51 D-Index: 112 scientists 52 D-Index: 102 scientists 53 D-Index: 103 scientists 54 D-Index: 94 scientists 55 D-Index: 61 scientists 56 D-Index: 101 scientists 57 D-Index: 71 scientists 58 D-Index: 65 scientists 59 D-Index: 78 scientists 60 D-Index: 93 scientists 61 D-Index: 56 scientists 62 D-Index: 58 scientists 63 D-Index: 52 scientists 64 D-Index: 63 scientists 65 D-Index: 49 scientists 66 D-Index: 53 scientists 67 D-Index: 57 scientists 68 D-Index: 50 scientists 69 D-Index: 44 scientists 70 D-Index: 44 scientists 71 D-Index: 31 scientists 72 D-Index: 33 scientists 73 D-Index: 33 scientists 74 D-Index: 23 scientists 75 D-Index: 32 scientists 76 D-Index: 24 scientists 77 D-Index: 17 scientists 78 D-Index: 19 scientists 79 D-Index: 9 scientists 80 D-Index: 21 scientists 81 D-Index: 20 scientists 82 D-Index: 17 scientists 83 D-Index: 19 scientists 84 D-Index: 19 scientists 85 D-Index: 14 scientists 86 D-Index: 6 scientists 87 D-Index: 14 scientists 88 D-Index: 17 scientists 89 D-Index: 10 scientists 90 D-Index: 8 scientists 91 D-Index: 8 scientists 92 D-Index: 9 scientists 93 D-Index: 6 scientists 94+ D-Index: 98 scientists
30 D-Index 94+

This scientist: 37 D-Index — 16th percentile

16% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 94 D-Index or more.

Overview

William C. Evans is affiliated with the United States Geological Survey in the United States. Their research activities span multiple fields, primarily focusing on environmental and earth sciences. Evans has contributed to understanding phenomena related to volcanoes, radiological measurements, and disease epidemiology through various scientific publications.

Evans's main fields of study include:

  • Environmental Science
  • Earth and Planetary Sciences

Their subfields of expertise cover:

  • Global and Planetary Change
  • Radiological and Ultrasound Technology
  • Radiation
  • Statistics, Probability and Uncertainty
  • Atmospheric Science

Main topics in Evans's research portfolio are:

  • Radioactivity and Radon Measurements
  • Groundwater and Isotope Geochemistry
  • Atmospheric and Environmental Gas Dynamics
  • Radioactive contamination and transfer
  • Radiation Detection and Scintillator Technologies
  • T-cell and Retrovirus Studies
  • Animal Disease Management and Epidemiology

Evans has collaborated frequently with several co-authors, including:

  • D. Bergfeld
  • Sara Peek
  • Andrew G. Hunt
  • Jennifer L. Lewicki
  • S. E. Ingebritsen

Evans's recent publications demonstrate a focus across various related disciplines. Notable papers include:

  • "A post-eruption study of gases and thermal waters at Okmok volcano, Alaska" (2020), Journal of Volcanology and Geothermal Research
  • "High HTLV-1 Proviral Load Predates and Predicts HTLV-1-Associated Disease: Literature Review and the London Experience" (2024), Pathogens
  • "Geochemistry and fluxes of gases from hydrothermal features at Newberry Volcano, Oregon, USA" (2022), Journal of Volcanology and Geothermal Research
  • "Simple Moving Average Applied to "ISO Method" CPAM Concentration Estimates: An Unexpected Result" (2023), Health Physics
  • "Comment on ANSI/HPS N13.56-2012(R2019)" (2020), Health Physics

Evans's work is frequently published in venues such as:

  • Health Physics
  • Journal of Volcanology and Geothermal Research
  • Pathogens
  • USGS professional paper
  • Abstracts with programs - Geological Society of America

Best Publications

  • The 1986 Lake Nyos Gas Disaster in Cameroon, West Africa

    George W. Kling;Michael A. Clark;Glen N. Wagner;Harry R. Compton

  • Forest-killing diffuse CO2 emission at Mammoth Mountain as a sign of magmatic unrest

    C.D. Farrar;M.L. Sorey;William C. Evans;J.F. Howle

  • Origin of the lethal gas burst from Lake Monoun, Cameroun

    Haraldur Sigurdsson;J.D. Devine;F.M. Tchua;F.M. Presser

  • Mantle fluids in the San Andreas fault system, California

    B.M. Kennedy;Y.K. Kharaka;Y.K. Kharaka;William C. Evans;William C. Evans;A. Ellwood;A. Ellwood

  • Carbon dioxide and helium emissions from a reservoir of magmatic gas beneath Mammoth Mountain, California

    M.L. Sorey;William C. Evans;B.M. Kennedy;C.D. Farrar

  • Spatial radon anomalies on active faults in California

    Chi-Yu King;Bi-Shia King;W.C. Evans;Wei Zhang

  • Geochemistry of some gases in hydrothermal fluids from the southern Juan de Fuca Ridge

    William C. Evans;L. D. White;John B. Rapp

  • Degassing Lakes Nyos and Monoun: Defusing certain disaster

    George W. Kling;William C. Evans;Greg Tanyileke;Minoru Kusakabe

  • Liquid carbon dioxide of magmatic origin and its role in volcanic eruptions

    Allan R. Chivas;Ivan Barnes;William C. Evans;John E. Lupton

  • Gas buildup in Lake Nyos, Cameroon: The recharge process and its consequences

    William C. Evans;G.W. Kling;M.L. Tuttle;G. Tanyileke

  • Shallow soil CO2 flow along the San Andreas and Calaveras Faults, California

    J.L. Lewicki;William C. Evans;G.E. Hilley;M.L. Sorey

  • Prodigious degassing of a billion years of accumulated radiogenic helium at Yellowstone

    Jacob B. Lowenstern;William C. Evans;D. Bergfeld;Andrew G. Hunt

  • Helium isotope and gas discharge variations associated with crustal unrest in Long Valley Caldera, California, 1989–1992

    M. L. Sorey;B. M. Kennedy;W. C. Evans;C. D. Farrar

  • High CO2 emissions through porous media: transport mechanisms and implications for flux measurement and fractionation

    William C. Evans;M.L. Sorey;B.M. Kennedy;David A. Stonestrom

  • The evolution of thermal structure and water chemistry in Lake Nyos

    George W. Kling;Michele L. Tuttle;William C. Evans

  • Tracing and quantifying magmatic carbon discharge in cold groundwaters: lessons learned from Mammoth Mountain, USA

    William C Evans;Michael L Sorey;Andrea C Cook;B.Mack Kennedy

  • Carbon dioxide emissions from vegetation-kill zones around the resurgent dome of Long Valley caldera, eastern California, USA

    Deborah Bergfeld;William C. Evans;James F. Howle;Christopher D. Farrar

  • Volatile emissions and gas geochemistry of Hot Spring Basin, Yellowstone National Park, USA

    C. Werner;S. Hurwitz;William C. Evans;J. B. Lowenstern

  • Six years of change at Lake Nyos, Cameroon, yield clues to the past and cautions for the future.

    William C. Evans;Lloyd D. White;Michele L. Tuttle;George W. Kling

  • Evolution of CO2 in Lakes Monoun and Nyos, Cameroon, before and during controlled degassing

    Minoru Kusakabe;Takeshi Ohba;Yutaka Yoshida

Frequent Co-Authors

Shaul Hurwitz
Shaul Hurwitz United States Geological Survey
Andrew G. Hunt
Andrew G. Hunt United States Geological Survey
Jacob B. Lowenstern
Jacob B. Lowenstern United States Geological Survey
Steven E. Ingebritsen
Steven E. Ingebritsen United States Geological Survey
George W. Kling
George W. Kling University of Michigan–Ann Arbor
Ben Kennedy
Ben Kennedy University of Canterbury
Yousif K. Kharaka
Yousif K. Kharaka United States Geological Survey
Minoru Kusakabe
Minoru Kusakabe Okayama University
R. Blaine McCleskey
R. Blaine McCleskey United States Geological Survey
Donald J. DePaolo
Donald J. DePaolo Lawrence Berkeley National Laboratory

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