World's Best Scientists 2026 revealed!
Johannes J. Feddema

Johannes J. Feddema

D-Index & Metrics

Environmental Sciences

D-Index
43
Citations
15222
World Ranking
6914
National Ranking
308

Johannes J. Feddema 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 Johannes J. Feddema 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: 77 publications — 4th percentile

4% of scientists in this discipline score the same or lower.

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

Johannes J. Feddema 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 Johannes J. Feddema 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: 43 D-Index — 29th percentile

29% of scientists in this discipline score the same or lower.

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

Overview

Johannes J. Feddema is affiliated with the University of Victoria in Canada and focuses primarily on research within the field of Environmental Science.

Their research spans several subfields, including Global and Planetary Change, Environmental Engineering, Health, Toxicology and Mutagenesis, Ecology, and Soil Science.

Key research topics covered by Feddema include:

  • Urban Heat Island Mitigation
  • Climate Change and Health Impacts
  • Urban Green Space and Health
  • Climate Variability and Models
  • Hydrology and Drought Analysis
  • Plant Ecology and Soil Science
  • Soil Erosion and Sediment Transport

Frequent co-authors in their work are:

  • Pei-Ling Wang
  • Ferenc Ács
  • Amanda Imola Szabó
  • Hajnalka Breuer
  • Matthias Demuzere

Feddema's publications appear in a range of venues, with multiple contributions to the International Journal of Climatology and UNC Libraries. Other publication venues include Zenodo (CERN European Organization for Nuclear Research), Global Biogeochemical Cycles, and OPAL (Open@LaTrobe) at La Trobe University.

Recent papers by Johannes J. Feddema include:

  • "Clothing resistance and potential evapotranspiration as thermal climate indicators-The example of the Carpathian region," 2021, International Journal of Climatology
  • "Linking Global Land Use/Land Cover to Hydrologic Soil Groups From 850 to 2015," 2020, Global Biogeochemical Cycles
  • "Projected changes in Feddema climate characteristics in the Larger Carpathian Region by the end of the 21st century," 2022, International Journal of Climatology
  • "Multi-temporal LCZ maps for Canadian functional urban areas," 2020, OPAL (Open@LaTrobe) (La Trobe University)
  • "Mapping Local Climate Zones for a Worldwide Database of the Form and Function of Cities," 2021, UNC Libraries

Best Publications

  • Statistics for the evaluation and comparison of models

    Cort J. Willmott;Steven G. Ackleson;Robert E. Davis;Johannes J. Feddema

  • Technical Description of version 4.0 of the Community Land Model (CLM)

    W. Oleson;M. Lawrence;B. Bonan;G. Flanner

  • Harmonization of land-use scenarios for the period 1500–2100: 600 years of global gridded annual land-use transitions, wood harvest, and resulting secondary lands

    G. C. Hurtt;G. C. Hurtt;L. P. Chini;S. Frolking;R. A. Betts

  • The Importance of Land-Cover Change in Simulating Future Climates

    Johannes J. Feddema;Johannes J. Feddema;Keith W. Oleson;Keith W. Oleson;Gordon B. Bonan;Gordon B. Bonan;Linda O. Mearns;Linda O. Mearns

  • Mapping local climate zones for a worldwide database of the form and function of cities

    Benjamin Bechtel;Paul John Alexander;Jürgen Böhner;Jason Ching

  • Carbon-nitrogen interactions regulate climate-carbon cycle feedbacks: results from an atmosphere-ocean general circulation model

    P. E. Thornton;S. C. Doney;K. Lindsay;J. K. Moore

  • WUDAPT: An Urban Weather, Climate, and Environmental Modeling Infrastructure for the Anthropocene

    J. Ching;G. Mills;Benjamin Bechtel;L. See

  • Predicted change in global secondary organic aerosol concentrations in response to future climate, emissions, and land use change

    C. L. Heald;C. L. Heald;D. K. Henze;L. W. Horowitz;Johannes J. Feddema

  • Interactions between urbanization, heat stress, and climate change

    Keith Oleson;Andrew Monaghan;Olga Wilhelmi;Michael Barlage

  • An Urban Parameterization for a Global Climate Model. Part I: Formulation and Evaluation for Two Cities

    Keith W. Oleson;Gordon B. Bonan;Johannes J. Feddema;M. Vertenstein

  • The role of climate in a pine forest regeneration pulse in the southwestern United States

    Melissa Savage;Peter M. Brown;Johannes Feddema

  • Effects of white roofs on urban temperature in a global climate model

    Keith W. Oleson;Gordon B. Bonan;Johannes J. Feddema

  • A More Rational Climatic Moisture Index

    Cort J. Willmott;Johannes J. Feddema

  • Global trends in visibility: Implications for dust sources

    N. M. Mahowald;J. A. Ballantine;J. A. Ballantine;Johannes J. Feddema;N. Ramankutty

  • Simulating the Biogeochemical and Biogeophysical Impacts of Transient Land Cover Change and Wood Harvest in the Community Climate System Model (CCSM4) from 1850 to 2100

    Peter J. Lawrence;Johannes J. Feddema;Gordon B. Bonan;Gerald A. Meehl

  • A REVISED THORNTHWAITE-TYPE GLOBAL CLIMATE CLASSIFICATION

    Johannes J. Feddema

  • Parameterization of Urban Characteristics for Global Climate Modeling

    Trisha L. Jackson;Johannes J. Feddema;Keith W. Oleson;Gordon B. Bonan

  • An examination of urban heat island characteristics in a global climate model

    Keith W. Oleson;Gordon B. Bonan;Johannes J. Feddema;Trisha L. Jackson

  • Role of snow and glacier melt in controlling river hydrology in Liddar watershed (western Himalaya) under current and future climate

    G. Jeelani;Johannes J. Feddema;Cornelis J. van der Veen;Leigh A. Stearns

  • Double whammy: high-severity fire and drought in ponderosa pine forests of the Southwest

    Unknown

  • A comparison of a GCM response to historical anthropogenic land cover change and model sensitivity to uncertainty in present-day land cover representations

    Johannes Feddema;Keith Oleson;Gordon Bonan;Linda Mearns

Frequent Co-Authors

Keith W. Oleson
Keith W. Oleson National Center for Atmospheric Research
Gordon B. Bonan
Gordon B. Bonan National Center for Atmospheric Research
Nathaniel A. Brunsell
Nathaniel A. Brunsell University of Kansas
Peter E. Thornton
Peter E. Thornton Oak Ridge National Laboratory
George C. Hurtt
George C. Hurtt University of Maryland, College Park
Anthony C. Janetos
Anthony C. Janetos Boston University
Jean-Francois Lamarque
Jean-Francois Lamarque National Center for Atmospheric Research
Keywan Riahi
Keywan Riahi International Institute for Applied Systems Analysis
Richard Betts
Richard Betts University of Exeter
Elke Stehfest
Elke Stehfest Netherlands Environmental Assessment Agency

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