World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
80
Citations
84449
World Ranking
940
National Ranking
405

Richard G. Allen 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 Richard G. Allen 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: 276 publications — 82nd percentile

82% of scientists in this discipline score the same or lower.

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

Richard G. Allen 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 Richard G. Allen 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: 80 D-Index — 90th percentile

90% of scientists in this discipline score the same or lower.

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

Overview

Richard G. Allen is affiliated with the University of Idaho in the United States. Their research contributions span multiple subfields within the social sciences, particularly focusing on anthropology, paleontology, archeology, economics and econometrics, as well as management, monitoring, policy, and law.

Their main fields of study include:

  • Social Sciences

Within this broad discipline, their work addresses several specialized subfields:

  • Anthropology
  • Paleontology
  • Archeology
  • Economics and Econometrics
  • Management, Monitoring, Policy and Law

Allen's research engages with a range of topics involving historical and cultural analyses, as well as environmental and economic perspectives. The primary topics covered in their work are:

  • Archaeology and ancient environmental studies
  • Ancient Near East History
  • Eurasian Exchange Networks
  • Historical Economic and Social Studies
  • American Environmental and Regional History
  • Historical and Cultural Archaeology Studies

Allen has published papers in respected academic journals. Their recent publications include:

  • "The Neolithic Revolution in the Middle East," 2024, published in The Economic History Review
  • "The Transportation Revolution and the English Coal Industry, 1695-1842: A Geographical Approach," 2023, published in The Journal of Economic History

Their scholarly articles have been cited multiple times, with six citations for the 2024 paper on the Neolithic Revolution, and four citations for the 2023 paper on the English coal industry. These venues also represent Allen's frequent publication outlets:

  • The Economic History Review
  • The Journal of Economic History

Allen's work does not list frequent co-authors or book publications as part of the available data.

Best Publications

  • Crop evapotranspiration : guidelines for computing crop water requirements

    Richard G. Allen;Luis S. Pereira;Dirk Raes;Martin Smith

  • Evapotranspiration and Irrigation Water Requirements

    M. E. Jensen;R. D. Burman;R. G. Allen

  • Landsat-8: Science and Product Vision for Terrestrial Global Change Research

    David P. Roy;M.A. Wulder;Thomas R. Loveland;C.E. Woodcock

  • Evaporation, Evapotranspiration, and Irrigation Water Requirements

    Marvin E. Jensen;Richard G. Allen

  • Satellite-Based Energy Balance for Mapping Evapotranspiration with Internalized Calibration (METRIC)—Model

    Richard G. Allen;Richard G. Allen;Masahiro Tasumi;Masahiro Tasumi;Ricardo Trezza;Ricardo Trezza

  • The ASCE standardized reference evapotranspiration equation

    null null;Richard G. Allen;Ivan A. Walter;Ronald L. Elliott

  • ASCE's standardized reference evapotranspiration equation.

    I. A. Walter;R. G. Allen;R. Elliott;M. E. Jensen

  • History and Evaluation of Hargreaves Evapotranspiration Equation

    George H. Hargreaves;Richard G. Allen

  • Operational estimates of reference evapotranspiration

    Richard G. Allen;Marvin E. Jensen;James L. Wright;Richard D. Burman

  • Estimating Reference Evapotranspiration Under Inaccurate Data Conditions

    Peter Droogers;Richard G. Allen

  • Evapotranspiration information reporting: I. Factors governing measurement accuracy

    Richard G. Allen;Luis S. Pereira;Terry A. Howell;Marvin E. Jensen

  • Free access to Landsat imagery.

    Curtis E. Woodcock;Richard Allen;Martha Anderson;Alan Belward

  • Current status of Landsat program, science, and applications

    Michael A. Wulder;Thomas R. Loveland;David P. Roy;Christopher J. Crawford

  • Satellite-Based Energy Balance for Mapping Evapotranspiration with Internalized Calibration (METRIC)—Applications

    Richard G. Allen;Richard G. Allen;Masahiro Tasumi;Masahiro Tasumi;Anthony Morse;Anthony Morse;Ricardo Trezza;Ricardo Trezza

  • The future of evapotranspiration: global requirements for ecosystem functioning, carbon and climate feedbacks, agricultural management, and water resources.

    Joshua B. Fisher;Forrest S. Melton;Elizabeth M. Middleton;Christopher Hain;Christopher Hain

  • SEBAL model with remotely sensed data to improve water-resources management under actual field conditions

    W. G. M. Bastiaanssen;E. J. M. Noordman;H. Pelgrum;G. Davids

  • The paradox of irrigation efficiency.

    R. Q. Grafton;R. Q. Grafton;J. Williams;C. J. Perry;F. Molle

  • Crop evapotranspiration estimation with FAO56: Past and future

    Luis S. Pereira;Richard G. Allen;Martin Smith;Dirk Raes

  • Revised FAO Procedures for Calculating Evapotranspiration: Irrigation and Drainage Paper No. 56 with Testing in Idaho

    Richard G. Allen;Martin Smith;Luis S. Pereira;Dirk Raes

  • A recommendation on standardized surface resistance for hourly calculation of reference ETo by the FAO56 Penman-Monteith method

    Richard G. Allen;William O. Pruitt;James L. Wright;Terry A. Howell

  • Report. Expert Consultation on Revision of FAO Methodologies for Crop Water Requirements.

    M Smith;R Allen;J L Monteith;A Perrier

Frequent Co-Authors

Luis S. Pereira
Luis S. Pereira University of Lisbon
Martha C. Anderson
Martha C. Anderson Agricultural Research Service
Wim G.M. Bastiaanssen
Wim G.M. Bastiaanssen Delft University of Technology
Ignacio J. Lorite
Ignacio J. Lorite Regional Government of Andalusia
Dirk Raes
Dirk Raes KU Leuven
Terry A. Howell
Terry A. Howell Agricultural Research Service
Simon J. Hook
Simon J. Hook California Institute of Technology
Eric F. Wood
Eric F. Wood Princeton University
Andrew N. French
Andrew N. French Agricultural Research Service
Jan M. H. Hendrickx
Jan M. H. Hendrickx New Mexico Institute of Mining and Technology

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