World's Best Scientists 2026 revealed!
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Environmental Sciences
Australia
2023

D-Index & Metrics

Environmental Sciences

D-Index
80
Citations
25960
World Ranking
957
National Ranking
43

Chemistry

D-Index
74
Citations
22738
World Ranking
4615
National Ranking
120

Rai S. Kookana 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 Rai S. Kookana 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: 327 publications — 89th percentile

89% of scientists in this discipline score the same or lower.

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

Rai S. Kookana 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 Rai S. Kookana 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.

Research.com Recognitions

  • 2023 - Research.com Environmental Sciences in Australia Leader Award
  • 2012 - Fellow of the Soil Science Society of America (SSSA)

Overview

Rai S. Kookana is affiliated with the Commonwealth Scientific and Industrial Research Organisation in Australia. Their research primarily spans the field of Environmental Science, with a focus on several subfields including Health, Toxicology and Mutagenesis, Environmental Chemistry, Atmospheric Science, Pollution, and Water Science and Technology.

Their work covers key topics such as Per- and Polyfluoroalkyl Substances (PFAS) research, Toxic Organic Pollutants Impact, Atmospheric Chemistry and Aerosols, Chemical Analysis and Environmental Impact, Pesticide and Herbicide Environmental Studies, Fluoride Effects and Removal, and Air Quality and Health Impacts.

Some of the frequent co-authors collaborating with Rai S. Kookana include:

  • Divina A. Navarro
  • Mike J. McLaughlin
  • Greg B. Davis
  • Jochen F. Mueller
  • Shervin Kabiri

Their research outputs have appeared often in several publication venues, notably:

  • The Science of The Total Environment
  • SSRN Electronic Journal
  • Environmental Science & Technology
  • Environmental Pollution
  • Journal of Hazardous Materials

Notable recent papers with Rai S. Kookana as an author or co-author include:

  • "Urbanisation and emerging economies: Issues and potential solutions for water and food security," 2020, The Science of The Total Environment
  • "Influences of Chemical Properties, Soil Properties, and Solution pH on Soil-Water Partitioning Coefficients of Per- and Polyfluoroalkyl Substances (PFASs)," 2020, Environmental Science & Technology
  • "Increasing ionic strength and valency of cations enhance sorption through hydrophobic interactions of PFAS with soil surfaces," 2022, The Science of The Total Environment
  • "Comprehensive framework for human health risk assessment of nanopesticides," 2021, Nature Nanotechnology
  • "Model-based identification of vadose zone controls on PFAS mobility under semi-arid climate conditions," 2022, Water Research

Rai S. Kookana has been recognized as a Fellow of the Soil Science Society of America (SSSA) since 2012.

Best Publications

  • Environmental fate of alkylphenols and alkylphenol ethoxylates--a review

    Guang-Guo Ying;Brian Williams;Rai Kookana

  • A critical evaluation of nanopesticides and nanofertilizers against their conventional analogues.

    Melanie Kah;Rai Singh Kookana;Alexander Gogos;Thomas Daniel Bucheli

  • Occurrence and fate of hormone steroids in the environment.

    Guang-Guo Ying;Rai S Kookana;Ying-Jun Ru

  • Biochar Application to Soil: Agronomic and Environmental Benefits and Unintended Consequences

    R.S. Kookana;A.K. Sarmah;L. Van Zwieten;E. Krull

  • Ionic-strength and pH effects on the sorption of cadmium and the surface charge of soils

    R. Naidu;R. Naidu;N.S. Bolan;R. S. Kookana;K.G. Tiller;K.G. Tiller

  • Characteristics of biochar and its application in remediation of contaminated soil

    Jingchun Tang;Wenying Zhu;Rai Kookana;Arata Katayama

  • Reduced plant uptake of pesticides with biochar additions to soil

    Xiang-Yang Yu;Guang-Guo Ying;Guang-Guo Ying;Rai S. Kookana

  • Cadmium Sorption and Transport in Variable Charge Soils: A Review

    R. Naidu;R. S. Kookana;M. E. Sumner;R. D. Harter

  • Sorption and degradation of selected five endocrine disrupting chemicals in aquifer material.

    Guang-Guo Ying;Rai S Kookana;Peter Dillon

  • Nanopesticides: guiding principles for regulatory evaluation of environmental risks.

    Rai S. Kookana;Alistair B. A. Boxall;Philip T. Reeves;Roman Ashauer

  • Biological degradation of triclocarban and triclosan in a soil under aerobic and anaerobic conditions and comparison with environmental fate modelling.

    Guang-Guo Ying;Xiang-Yang Yu;Rai S. Kookana

  • Triclosan in wastewaters and biosolids from Australian wastewater treatment plants

    Guang-Guo Ying;Rai S. Kookana

  • Influences of Chemical Properties, Soil Properties, and Solution pH on Soil-Water Partitioning Coefficients of Per- and Polyfluoroalkyl Substances (PFASs).

    Thi Minh Hong Nguyen;Jennifer Bräunig;Kristie Thompson;Jack Thompson

  • Fate and uptake of pharmaceuticals in soil-plant systems.

    Laura J. Carter;Eleanor Harris;Mike Williams;Jim J. Ryan

  • Sorption and desorption behaviors of diuron in soils amended with charcoal.

    Xiang-Yang Yu;Guang-Guo Ying;Rai S Kookana

  • The role of biochar in modifying the environmental fate, bioavailability, and efficacy of pesticides in soils: a review

    Rai S. Kookana

  • The nature of soil organic matter affects sorption of pesticides. 1. Relationships with carbon chemistry as determined by 13C CPMAS NMR spectroscopy.

    Riaz Ahmad;Rai S. Kookana;and Angus M. Alston;Jan O. Skjemstad

  • Degradation of Five Selected Endocrine-Disrupting Chemicals in Seawater and Marine Sediment

    Guang-Guo Ying;Rai S. Kookana

  • Occurrence and removal of benzotriazoles and ultraviolet filters in a municipal wastewater treatment plant

    You-Sheng Liu;Guang-Guo Ying;Guang-Guo Ying;Ali Shareef;Rai S. Kookana

  • A critical analysis of published data to discern the role of soil and sediment properties in determining sorption of per and polyfluoroalkyl substances (PFASs).

    Yasong Li;Danielle P. Oliver;Rai S. Kookana;Rai S. Kookana

  • Pesticide fate and behaviour in Australian soils in relation to contamination and management of soil and water : a review

    R. S. Kookana;S. Baskaran;R. Naidu

  • Sorption and degradation of estrogen‐like‐endocrine disrupting chemicals in soil

    Guang-Guo Ying;Rai S. Kookana

Frequent Co-Authors

Guang-Guo Ying
Guang-Guo Ying South China Normal University
Ravi Naidu
Ravi Naidu University of Newcastle Australia
Mike J. McLaughlin
Mike J. McLaughlin University of Adelaide
Ronald J. Smernik
Ronald J. Smernik University of Adelaide
Mallavarapu Megharaj
Mallavarapu Megharaj University of Newcastle Australia
You-Sheng Liu
You-Sheng Liu Chinese Academy of Sciences
David J. Chittleborough
David J. Chittleborough University of Adelaide
Balwant Singh
Balwant Singh University of Sydney
Michael St. J. Warne
Michael St. J. Warne University of Queensland
Vadakattu V. S. R. Gupta
Vadakattu V. S. R. Gupta Commonwealth Scientific and Industrial Research Organisation

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