World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
47
Citations
9462
World Ranking
5728
National Ranking
444

Ian Williams 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 Ian Williams 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: 239 publications — 75th percentile

75% of scientists in this discipline score the same or lower.

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

Ian Williams 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 Ian Williams 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: 47 D-Index — 42nd percentile

42% of scientists in this discipline score the same or lower.

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

Overview

Ian Williams is affiliated with the University of Southampton in the United Kingdom. Their research spans multiple areas within environmental science and engineering, focusing on topics relevant to sustainability and waste management.

The main fields of study for Ian Williams include:

  • Environmental Science
  • Engineering

Their work delves into subfields such as:

  • Industrial and Manufacturing Engineering
  • Pollution
  • Strategy and Management
  • Environmental Engineering
  • Mechanical Engineering

Williams focuses on several key research topics, including:

  • Recycling and Waste Management Techniques
  • Microplastics and Plastic Pollution
  • Sustainable Supply Chain Management
  • Municipal Solid Waste Management
  • Maritime Transport Emissions and Efficiency
  • Extraction and Separation Processes
  • Green IT and Sustainability

They have published extensively with frequent contributions to several journals. The most common venues include:

  • Detritus
  • Sustainability
  • Resources Conservation and Recycling
  • The Science of The Total Environment
  • Marine Pollution Bulletin

Some of their recent publications are:

  • Global E-waste management: Can WEEE make a difference? A review of e-waste trends, legislation, contemporary issues and future challenges (2020, Waste Management)
  • Developing a systematic method for extraction of microplastics in soils (2021, Analytical Methods)
  • Polymer lattice-reinforcement for enhancing ductility of concrete (2020, Materials & Design)
  • Evidence of underestimation in microplastic research: A meta-analysis of recovery rate studies (2021, The Science of The Total Environment)
  • Increased personal protective equipment litter as a result of COVID-19 measures (2021, Nature Sustainability)

Williams collaborates regularly with several co-authors, including:

  • Malcolm D. Hudson
  • Peter J. Shaw
  • Lina Restrepo
  • Toby Roberts
  • Olanrewaju S. Shittu

Best Publications

  • How are WEEE doing? A global review of the management of electrical and electronic wastes

    F.O. Ongondo;I.D. Williams;T.J. Cherrett

  • Social, cultural and structural influences on household waste recycling: A case study

    M. Martin;I.D. Williams;M. Clark

  • ‘Carbon footprinting’: towards a universally accepted definition

    Laurence A. Wright;Simon Kemp;Ian Williams

  • Global E-waste management: Can WEEE make a difference? A review of e-waste trends, legislation, contemporary issues and future challenges.

    Olanrewaju S. Shittu;Ian D. Williams;Peter J. Shaw

  • Greenhouse gas emission factors for recycling of source-segregated waste materials

    David A. Turner;Ian D. Williams;Simon Kemp

  • Public participation and recycling performance in England: A comparison of tools for behaviour change

    R.E. Timlett;I.D. Williams

  • Urban mining: Concepts, terminology, challenges.

    Raffaello Cossu;Ian D Williams

  • Greening academia: Developing sustainable waste management at higher education institutions

    N. Zhang;I.D. Williams;S. Kemp;N.F. Smith

  • Including congestion effects in urban road traffic CO2 emissions modelling: do local government authorities have the right options?

    Matt Grote;Ian Williams;John Preston;Simon Kemp

  • Characterisation of airborne particles in London by computer-controlled scanning electron microscopy

    B. Sitzmann;M. Kendall;J. Watt;I. Williams

  • Combined material flow analysis and life cycle assessment as a support tool for solid waste management decision making

    David A. Turner;Ian D. Williams;Simon Kemp

  • Mobile phone collection, reuse and recycling in the UK

    F.O. Ongondo;I.D. Williams

  • Developing a systematic method for extraction of microplastics in soils.

    Freya Radford;Lina M Zapata-Restrepo;Alice A Horton;Malcolm D Hudson

  • Greening academia: Use and disposal of mobile phones among university students

    F.O. Ongondo;I.D. Williams

  • A zero waste vision for industrial networks in Europe

    T. Curran;I.D. Williams

  • Towards a universal carbon footprint standard: A case study of carbon management at universities

    Oliver J. Robinson;Adam Tewkesbury;Simon Kemp;Ian D. Williams

  • Public perception of odour and environmental pollution attributed to MSW treatment and disposal facilities: A case study

    Giovanni De Feo;Sabino De Gisi;Ian D. Williams

  • Direct carbon dioxide emissions from civil aircraft

    Matt Grote;Ian Williams;John Preston

  • Green waste collection and the public's recycling behaviour in the Borough of Wyre, England

    I.D. Williams;J. Kelly

  • The role of intergenerational influence in waste education programmes: the THAW project.

    Paul Maddox;Catherine Doran;I.D. Williams;Melike Kus

  • Characterisation of selected speciated organic compounds associated with particulate matter in London

    M. Kendall;R.S. Hamilton;J. Watt;I.D. Williams

Frequent Co-Authors

Andrea E. Russell
Andrea E. Russell University of Southampton
Sonia Heaven
Sonia Heaven University of Southampton
Andrew B. Cundy
Andrew B. Cundy National Oceanography Centre
Charles J. Banks
Charles J. Banks University of Southampton
Damon A. H. Teagle
Damon A. H. Teagle University of Southampton
Armando C. Duarte
Armando C. Duarte University of Aveiro
Teresa A.P. Rocha-Santos
Teresa A.P. Rocha-Santos University of Aveiro
Raffaello Cossu
Raffaello Cossu University of Padua
Carlo Calfapietra
Carlo Calfapietra National Research Council (CNR)

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Related Online Degrees & Career Pathways

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For professionals seeking advanced leadership roles in education or environmental programs, exploring EdD without dissertation options offers a flexible way to earn a doctorate, focusing on practical impacts without the traditional research-intensive requirements. This pathway supports continued growth in environmental education and policy implementation.

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