World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
45
Citations
6330
World Ranking
6526
National Ranking
2333

Robert H. Webb 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 Robert H. Webb 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: 163 publications — 48th percentile

48% of scientists in this discipline score the same or lower.

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

Robert H. Webb 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 Robert H. Webb 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: 45 D-Index — 36th percentile

36% of scientists in this discipline score the same or lower.

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

Overview

Robert H. Webb is affiliated with the University of Arizona in the United States, where their research spans several interconnected fields within environmental and biological sciences. Their work encompasses Environmental Science, Agricultural and Biological Sciences, and Social Sciences, reflecting a multidisciplinary approach to studying natural and social systems.

Their subfields of study include Anthropology, Ecology, Ecology, Evolution, Behavior and Systematics, Management, Monitoring, Policy and Law, and Plant Science. These areas highlight a focus on understanding complex relationships among species, ecosystems, and human impacts. The main topics covered in their research involve Archaeology and Natural History, American Environmental and Regional History, Botany, Ecology, and Taxonomy Studies, Species Distribution and Climate Change, Ecology and Vegetation Dynamics Studies, Rangeland and Wildlife Management, and Pleistocene-Era Hominins and Archaeology.

Recent publications by Robert H. Webb include:

  • "One hundred and six years of change in a Sonoran Desert plant community: Impact of climate anomalies and trends in species sensitivities," 2023, Ecology
  • "Two New Species of Sansevieria in Northeastern Africa," 2022, Cactus and Succulent Journal

Frequent collaborators in their research include Raymond M. Turner, Julio L. Betancourt, Janice E. Bowers, James Hastings, and Charlotte Brown. These co-authors suggest active engagement in projects involving ecology, climate impacts, and regional environmental history.

Their book publications, all released through University of Arizona Press, illustrate their involvement in broader syntheses and regional studies. Notable titles are:

  • The Changing Mile Revisited, 2021
  • Grand Canyon, A Century of Change, 2021
  • Requiem for the Santa Cruz, 2021
  • Floods, Droughts, and Climate Change, 2021

The body of work reflects sustained investigation into historical and contemporary environmental changes, particularly within the American Southwest, integrating ecological data with historical and archaeological perspectives. Their research addresses climate change impacts on species and ecosystems, as well as natural history and landscape dynamics over extended timescales.

Best Publications

  • Climatic variability and flood frequency of the Santa Cruz River, Pima County, Arizona

    Robert H. Webb;Julio L. Betancourt

  • Science and Values in River Restoration in the Grand Canyon There is no restoration or rehabilitation strategy that will improve the status of every riverine resource

    John C. Schmidt;Robert H. Webb;Richard A. Valdez;G. Richard Marzolf

  • Precipitation history and ecosystem response to multidecadal precipitation variability in the Mojave Desert region, 1893-2001

    R. Hereford;R.H. Webb;C.I. Longpré

  • Ground-water surface-water interactions and long-term change in riverine riparian vegetation in the southwestern United States

    Robert H. Webb;Stanley A. Leake

  • Reclaiming freshwater sustainability in the Cadillac Desert.

    John L. Sabo;Tushar Sinha;Tushar Sinha;Laura C. Bowling;Gerrit H. W. Schoups

  • Paleoflood evidence for a natural upper bound to flood magnitudes in the Colorado River Basin

    Yehouda Enzel;Lisa L. Ely;P. Kyle House;Victor R. Baker

  • Debris flows from tributaries of the Colorado River, Grand Canyon National Park, Arizona

    Robert H. Webb;Patrick T. Pringle;Glenn R. Rink

  • Paleohydrology of pool-and-riffle pattern development: Boulder Creek, Utah

    Jim E. O'connor;Robert H. Webb;Victor R. Baker

  • Longevity, recruitment and mortality of desert plants in Grand Canyon, Arizona, USA

    Janice E. Bowers;Robert H. Webb;Renée J. Rondeau

  • The Scientific and Societal Value of Paleoflood Hydrology

    Victor R. Baker;Robert H. Webb;P. Kyle House

  • Forecasting climate change impacts to plant community composition in the Sonoran Desert region

    Seth M. Munson;Robert H. Webb;Jayne Belnap;J. Andrew Hubbard

  • Frequency and initiation of debris flows in Grand Canyon, Arizona

    Peter G. Griffiths;Robert H. Webb;Theodore S. Melis

  • The Controlled Flood in Grand Canyon

    Robert H. Webb;John C. Schmidt;G. Richard Marzolf;Richard A. Valdez

  • Historic variation of warm-season rainfall, Southern Colorado Plateau, Southwestern U.S.A.

    Richard Hereford;Robert H. Webb

  • Ancient floods, modern hazards: principles and applications of paleoflood hydrology.

    P. K. House;R. H. Webb;V. R. Baker;D. R. Levish

  • One-Dimensional Estimation Techniques for Discharges of Paleofloods and Historical Floods

    Robert H. Webb;Robert D. Jarrett

  • Experimental Flooding in Grand Canyon

    Unknown

  • Recovery of severely compacted soils in the Mojave Desert, California, USA

    Robert H. Webb

  • Relation of sediment load and flood-plain formation to climatic variability, Paria River drainage basin, Utah and Arizona

    Julia B. Graf;Robert H. Webb;Richard Hereford

  • Accuracy of post-bomb 137Cs and 14C in dating fluvial deposits

    Lisa L. Ely;Robert H. Webb;Yehouda Enzel

  • Dynamics of Mojave Desert Shrub Assemblages in the Panamint Mountains, California

    Robert H. Webb;John W. Steiger;Raymond M. Turner

  • Precipitation history of the Colorado Plateau region, 1900-2000

    Richard Hereford;Robert H. Webb;Scott Graham

  • Succession of desert plants on debris flow terraces, Grand Canyon, Arizona, U.S.A.

    Janice E Bowers;Robert H Webb;Elizabeth A Pierson

  • Monument Creek debris flow, 1984: Implications for formation of rapids on the Colorado River in Grand Canyon National Park

    Robert H. Webb;Patrick T. Pringle;Steven L. Reneau;Glen R. Rink

  • Quantifying soil surface change in degraded drylands: Shrub encroachment and effects of fire and vegetation removal in a desert grassland

    Joel B. Sankey;Sujith Ravi;Cynthia S. A. Wallace;Robert H. Webb

Frequent Co-Authors

Todd C. Esque
Todd C. Esque United States Geological Survey
Victor R. Baker
Victor R. Baker University of Arizona
Thure E. Cerling
Thure E. Cerling University of Utah
Jayne Belnap
Jayne Belnap United States Geological Survey
Robert J. Poreda
Robert J. Poreda University of Rochester
Seth M. Munson
Seth M. Munson United States Geological Survey
John C. Schmidt
John C. Schmidt Utah State University
Steve W. Lyon
Steve W. Lyon The Ohio State University
Peter Troch
Peter Troch University of Arizona
James E. Pizzuto
James E. Pizzuto University of Delaware

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