World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
41
Citations
5374
World Ranking
7839
National Ranking
15

Olalekan S. Fatoki 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 Olalekan S. Fatoki 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: 140 publications — 36th percentile

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

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

Olalekan S. Fatoki 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 Olalekan S. Fatoki 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: 41 D-Index — 22nd percentile

22% of scientists in this discipline score the same or lower.

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

Overview

Olalekan S. Fatoki is affiliated with the Cape Peninsula University of Technology in South Africa. Their research primarily focuses on Environmental Science, with notable contributions across several related subfields such as Health, Toxicology and Mutagenesis, Pollution, Water Science and Technology, Biomedical Engineering, and Biomaterials.

The scientist's research topics encompass various specific areas including Toxic Organic Pollutants Impact, Environmental remediation with nanomaterials, Per- and polyfluoroalkyl substances research, Heavy metals in environment, Iron oxide chemistry and applications, Pharmaceutical and Antibiotic Environmental Impacts, and Microplastics and Plastic Pollution.

Frequent collaboration is observed with several coauthors, including:

  • Beatrice Olutoyin Opeolu
  • Omoniyi Pereao
  • Michael Ovbare Akharame
  • Bamidele Oladapo Fagbayigbo
  • Olatunde Stephen Olatunji

Olalekan S. Fatoki's recent papers cover a range of environmental science topics, with publications in established journals. Representative works include:

  • Microplastics in aquatic environment: characterization, ecotoxicological effect, implications for ecosystems and developments in South Africa (2020) - Environmental Science and Pollution Research
  • Preparation and characterisation of activated carbon from Vitis vinifera leaf litter and its adsorption performance for aqueous phenanthrene (2020) - Applied Biological Chemistry
  • Sorption and partitioning of perfluorooctanoic acid (PFOA) and perfluorooctane sulfonate (PFOS) onto sediments of Diep and Plankenburg river systems Western Cape, South Africa (2021) - Environmental Technology & Innovation
  • Adsorption of perfluorooctanoic acid (PFOA) and perfluorooctane sulfonate (PFOS) from water using leaf biomass (Vitis vinifera) in a fixed-bed column study (2020) - Journal of Environmental Health Science and Engineering
  • Accumulation and risk assessment of metals in palm oil cultivated on contaminated oil palm plantation soils (2020) - Toxicology Reports

The venues in which they publish are diverse but include Environmental Science and Pollution Research, Applied Biological Chemistry, Environmental Technology & Innovation, Journal of Environmental Health Science and Engineering, and Toxicology Reports, indicating a multidisciplinary approach within environmental science.

Best Publications

  • Assessment of the impact of point source pollution from the Keiskammahoek Sewage Treatment Plant on the Keiskamma River - pH, electrical conductivity, oxygen- demanding substance (COD) and nutrients

    G Morrison;OS Fatoki;L Persson;A Ekberg

  • Methods for selective determination of persistent organochlorine pesticide residues in water and sediments by capillary gas chromatography and electron-capture detection.

    O.S Fatoki;R.O Awofolu

  • An assessment of heavy metal pollution in the East London and Port Elizabeth harbours

    OS Fatoki;S Mathabatha

  • Levels of trace metals in water and sediment from Tyume River and its effects on an irrigated farmland

    OR Awofolu;Z Mbolekwa;V Mtshemla;OS Fatoki

  • A review of sequential extraction procedures for heavy metals speciation in soil and sediments.

    HK Okoro;Olalekan S Fatoki;Folahan A Adekola;Bhekumusa J Ximba

  • Adsorption of Cr (VI) on synthetic hematite (α-Fe2O3) nanoparticles of different morphologies

    Haleemat Iyabode Adegoke;Folahan AmooAdekola;Olalekan Siyanbola Fatoki;Bhekumusa Jabulani Ximba

  • Trace metal pollution in Umtata River

    OS Fatoki;N Lujiza;AO Ogunfowokan

  • Endocrine disrupting chemicals (phenol and phthalates) in the South African environment: a need for more monitoring

    O.O. Olujimi;Olalekan S Fatoki;James P Odendaal;J.O. Okonkwo

  • Determination of polycyclic aromatic hydrocarbons [PAHs] in processed meat products using gas chromatography – Flame ionization detector

    Olatunde Stephen Olatunji;Olalekan S Fatoki;Beatrice O Opeolu;Bhekumusa J Ximba

  • Phthalate esters in rivers of the greater Manchester area, U.K.

    Olalekan S Fatoki;F Vernon

  • Situation analysis of water quality in the Umtata River catchment

    O.S. Fatoki;N.Y.O. Muyima;N. Lujiza

  • Phthalate ester plasticizers in freshwater systems of Venda, South Africa and potential health effects.

    O.S. Fatoki;Maria S. Bornman;L. Ravandhalala;L. Chimuka

  • Solid Phase Extraction Method for Selective Determination of Phthalate Esters in the Aquatic Environment

    O. S. Fatoki;A. Noma

  • Levels of Cd, Hg and Zn in some surface waters from the Eastern Cape Province, South Africa

    OS Fatoki;R Awofolu

  • Human Exposure, Biomarkers, and Fate of Organotins in the Environment

    Hussein K. Okoro;Olalekan S. Fatoki;Folahan A. Adekola;Bhekumusa J. Ximba

  • Pollution assessment in the Keiskamma River and in the impoundment downstream

    Olalekan S Fatoki;P Gogwana;AO Ogunfowokan

  • Sorptive Interaction of Oxyanions with Iron Oxides: A Review

    Haleemat Iyabode Adegoke;Folahan Amoo Adekola;Olalekan Siyanbola Fatoki;Bhekumusa Jabulani Ximba

  • Removal of PFOA and PFOS from aqueous solutions using activated carbon produced from Vitis vinifera leaf litter

    Bamidele Oladapo Fagbayigbo;Beatrice Olutoyin Opeolu;Olalekan Siyanbola Fatoki;Terresa Ayuko Akenga

  • Determination and distribution of polycyclic aromatic hydrocarbons in rivers, surface runoff, and sediments in and around Thohoyandou, Limpopo Province, South Africa

    Takalani Joyce Nekhavhambe;Teunis van Ree;Olalekan Siyanbola Fatoki

  • Chemical monitoring and temporal variation in levels of endocrine disrupting chemicals (priority phenols and phthalate esters) from selected wastewater treatment plant and freshwater systems in Republic of South Africa

    O.O. Olujimi;Olalekan S Fatoki;James P Odendaal;Adegbenro P Daso

  • Determination of phthalate ester plasticizers in the aquatic environment of Southwestern Nigeria

    O.S. Fatoki;A.O. Ogunfowokan

Frequent Co-Authors

Gregory M. Morrison
Gregory M. Morrison Curtin University
Luke Chimuka
Luke Chimuka University of the Witwatersrand
Patrick A. Ndakidemi
Patrick A. Ndakidemi Agriculture Department of Natural Resources and Environment Tasmania
Oladele Osibanjo
Oladele Osibanjo University of Ibadan
Stephen J. Hill
Stephen J. Hill University of Nottingham

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