World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
72
Citations
15233
World Ranking
1260
National Ranking
24

Torkel Gissel Nielsen publication distribution in Ecology and Evolution in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Ecology and Evolution in 2026. The highlighted bar marks where Torkel Gissel Nielsen sits on this spectrum.

37–41 publications: 2 scientists 42–46 publications: 9 scientists 47–51 publications: 10 scientists 52–56 publications: 31 scientists 57–61 publications: 56 scientists 62–66 publications: 91 scientists 67–71 publications: 92 scientists 72–76 publications: 127 scientists 77–81 publications: 173 scientists 82–86 publications: 236 scientists 87–91 publications: 227 scientists 92–96 publications: 240 scientists 97–101 publications: 333 scientists 102–106 publications: 280 scientists 107–111 publications: 300 scientists 112–116 publications: 285 scientists 117–121 publications: 305 scientists 122–126 publications: 287 scientists 127–131 publications: 278 scientists 132–136 publications: 289 scientists 137–141 publications: 273 scientists 142–146 publications: 262 scientists 147–151 publications: 246 scientists 152–156 publications: 235 scientists 157–161 publications: 205 scientists 162–166 publications: 199 scientists 167–171 publications: 174 scientists 172–176 publications: 164 scientists 177–181 publications: 173 scientists 182–186 publications: 189 scientists 187–191 publications: 170 scientists 192–196 publications: 139 scientists 197–201 publications: 128 scientists 202–206 publications: 117 scientists 207–211 publications: 115 scientists 212–216 publications: 107 scientists 217–221 publications: 124 scientists 222–226 publications: 81 scientists 227–231 publications: 82 scientists 232–236 publications: 85 scientists 237–241 publications: 75 scientists 242–246 publications: 66 scientists 247–251 publications: 81 scientists 252–256 publications: 69 scientists 257–261 publications: 70 scientists 262–266 publications: 55 scientists 267–271 publications: 64 scientists 272–276 publications: 49 scientists 277–281 publications: 48 scientists 282–286 publications: 44 scientists 287–291 publications: 45 scientists 292–296 publications: 36 scientists 297–301 publications: 39 scientists 302–306 publications: 38 scientists 307–311 publications: 30 scientists 312–316 publications: 34 scientists 317–321 publications: 25 scientists 322–326 publications: 22 scientists 327–331 publications: 28 scientists 332–336 publications: 30 scientists 337–341 publications: 22 scientists 342–346 publications: 30 scientists 347–351 publications: 26 scientists 352–356 publications: 22 scientists 357–361 publications: 29 scientists 362–366 publications: 21 scientists 367–371 publications: 12 scientists 372–376 publications: 18 scientists 377–381 publications: 17 scientists 382–386 publications: 13 scientists 387–391 publications: 21 scientists 392–396 publications: 13 scientists 397–401 publications: 10 scientists 402–406 publications: 15 scientists 407–411 publications: 8 scientists 412–416 publications: 9 scientists 417–421 publications: 8 scientists 422–426 publications: 4 scientists 427–431 publications: 10 scientists 432–436 publications: 10 scientists 437–441 publications: 5 scientists 442–446 publications: 4 scientists 447–451 publications: 10 scientists 452–456 publications: 2 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 7 scientists 472–476 publications: 6 scientists 477–481 publications: 6 scientists 482–486 publications: 3 scientists 487–491 publications: 3 scientists 492–496 publications: 4 scientists 497–501 publications: 4 scientists 502–506 publications: 8 scientists 507–511 publications: 5 scientists 512–516 publications: 4 scientists 517–521 publications: 5 scientists 522–526 publications: 4 scientists 527–530 publications: 5 scientists 531+ publications: 100 scientists
37 publications 531+

This scientist: 304 publications — 92nd percentile

92% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 531 publications or more.

Torkel Gissel Nielsen D-index placement in Ecology and Evolution in 2026

The chart shows the D-index (discipline H-index) distribution of Ecology and Evolution scientists ranked by Research.com in 2026. The highlighted bar marks where Torkel Gissel Nielsen sits on this spectrum.

30 D-Index: 95 scientists 31 D-Index: 123 scientists 32 D-Index: 191 scientists 33 D-Index: 245 scientists 34 D-Index: 252 scientists 35 D-Index: 244 scientists 36 D-Index: 249 scientists 37 D-Index: 244 scientists 38 D-Index: 254 scientists 39 D-Index: 254 scientists 40 D-Index: 280 scientists 41 D-Index: 274 scientists 42 D-Index: 266 scientists 43 D-Index: 233 scientists 44 D-Index: 248 scientists 45 D-Index: 208 scientists 46 D-Index: 201 scientists 47 D-Index: 213 scientists 48 D-Index: 207 scientists 49 D-Index: 172 scientists 50 D-Index: 209 scientists 51 D-Index: 199 scientists 52 D-Index: 153 scientists 53 D-Index: 169 scientists 54 D-Index: 163 scientists 55 D-Index: 148 scientists 56 D-Index: 120 scientists 57 D-Index: 146 scientists 58 D-Index: 137 scientists 59 D-Index: 140 scientists 60 D-Index: 104 scientists 61 D-Index: 119 scientists 62 D-Index: 118 scientists 63 D-Index: 99 scientists 64 D-Index: 77 scientists 65 D-Index: 100 scientists 66 D-Index: 86 scientists 67 D-Index: 83 scientists 68 D-Index: 75 scientists 69 D-Index: 94 scientists 70 D-Index: 57 scientists 71 D-Index: 68 scientists 72 D-Index: 59 scientists 73 D-Index: 63 scientists 74 D-Index: 66 scientists 75 D-Index: 60 scientists 76 D-Index: 42 scientists 77 D-Index: 49 scientists 78 D-Index: 39 scientists 79 D-Index: 37 scientists 80 D-Index: 43 scientists 81 D-Index: 41 scientists 82 D-Index: 45 scientists 83 D-Index: 34 scientists 84 D-Index: 40 scientists 85 D-Index: 35 scientists 86 D-Index: 55 scientists 87 D-Index: 24 scientists 88 D-Index: 24 scientists 89 D-Index: 30 scientists 90 D-Index: 23 scientists 91 D-Index: 25 scientists 92 D-Index: 27 scientists 93 D-Index: 27 scientists 94 D-Index: 13 scientists 95 D-Index: 23 scientists 96 D-Index: 12 scientists 97 D-Index: 14 scientists 98 D-Index: 19 scientists 99 D-Index: 16 scientists 100 D-Index: 14 scientists 101 D-Index: 5 scientists 102 D-Index: 21 scientists 103 D-Index: 16 scientists 104 D-Index: 10 scientists 105 D-Index: 7 scientists 106 D-Index: 7 scientists 107 D-Index: 7 scientists 108 D-Index: 6 scientists 109 D-Index: 9 scientists 110 D-Index: 11 scientists 111 D-Index: 12 scientists 112 D-Index: 9 scientists 113 D-Index: 7 scientists 114 D-Index: 3 scientists 115 D-Index: 8 scientists 116 D-Index: 5 scientists 117 D-Index: 11 scientists 118 D-Index: 4 scientists 119 D-Index: 2 scientists 120 D-Index: 5 scientists 121+ D-Index: 100 scientists
30 D-Index 121+

This scientist: 72 D-Index — 86th percentile

86% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 121 D-Index or more.

Overview

Torkel Gissel Nielsen is affiliated with the Technical University of Denmark. Their research primarily focuses on environmental science, with a particular concentration on pollution and related subfields. The scientist's work covers areas including pollution, health, toxicology and mutagenesis, oceanography, industrial and manufacturing engineering, and biomaterials.

The main topics addressed in their research include microplastics and plastic pollution, recycling and waste management techniques, biodegradable polymer synthesis and properties, marine biology and environmental chemistry, marine and fisheries research, effects and risks of endocrine disrupting chemicals, and marine and coastal ecosystems.

Recent publications by Torkel Gissel Nielsen include the following:

  • Quantification of plankton-sized microplastics in a productive coastal Arctic marine ecosystem (2020) in Environmental Pollution
  • A nationwide assessment of plastic pollution in the Danish realm using citizen science (2020) in Scientific Reports
  • Unpalatable Plastic: Efficient Taste Discrimination of Microplastics in Planktonic Copepods (2022) in Environmental Science & Technology
  • Ingestion and impact of microplastics on arctic Calanus copepods (2020) in Aquatic Toxicology
  • Toxicity of tyre wear particle leachates to marine phytoplankton (2022) in Aquatic Toxicology

Torkel Gissel Nielsen has frequently published in the following venues:

  • SSRN Electronic Journal
  • Environmental Pollution
  • Aquatic Toxicology
  • Environmental Science & Technology
  • Marine Pollution Bulletin

Frequent collaborators include Rodrigo Almeda, Sinja Rist, Jes Vollertsen, Alvise Vianello, and Rocío Rodríguez-Torres.

Best Publications

  • A critical assessment of visual identification of marine microplastic using Raman spectroscopy for analysis improvement.

    Robin Lenz;Kristina Enders;Colin A. Stedmon;David M.A. Mackenzie

  • Abundance, size and polymer composition of marine microplastics ≥10μm in the Atlantic Ocean and their modelled vertical distribution.

    Kristina Enders;Robin Lenz;Colin A. Stedmon;Torkel Gissel Nielsen

  • Microplastic exposure studies should be environmentally realistic

    Robin Lenz;Kristina Enders;Torkel Gissel Nielsen

  • Regulation of zooplankton biomass and production in a temperate, coastal ecosystem. 2. Ciliates

    Torkel Gissel Nielsen;Thomas Kicrboe

  • Microplastics: Occurrence, effects and sources of releases to the environment in Denmark

    Carsten Lassen;Steffen Foss Hansen;Kerstin Magnusson;Nanna B. Hartmann

  • Seasonal variation in nutrients, pelagic primary production and grazing in a high-Arctic coastal marine ecosystem, Young Sound, Northeast Greenland

    Søren Rysgaard;Torkel Gissel Nielsen;Benni Winding Hansen

  • On the trophic coupling between protists and copepods in arctic marine ecosystems

    Henrik Levinsen;Jefferson T. Turner;Torkel G. Nielsen;Benni W. Hansen

  • Effects of a Chrysochromulina polylepis subsurface bloom on the planktonic community

    Torkel Gissel Nielsen;Thomas Kiørboe;Peter Koefoed Bjørnsen

  • The North Atlantic Ocean as habitat for Calanus finmarchicus: Environmental factors and life history traits

    Webjørn Melle;Jeffrey A. Runge;Erica Head;Stéphane Plourde

  • No increase in marine microplastic concentration over the last three decades – A case study from the Baltic Sea

    Sabrina Beer;Sabrina Beer;Anders Garm;Bastian Huwer;Jan Dierking

  • Bridging the gap between marine biogeochemical and fisheries sciences; configuring the zooplankton link

    Aditee Mitra;Claudia Castellani;Wendy C. Gentleman;Sigrún H. Jónasdóttir

  • Production of DOC by Calanus finmarchicus, C-glacialis and C-hyperboreus through sloppy feeding and leakage from fecal pellets

    Eva Friis Møller;Peter Thor;Torkel Gissel Nielsen

  • The trophic role of marine pelagic ciliates and heterotrophic dinoflagellates in arctic and temperate coastal ecosystems: A cross-latitude comparison

    Henrik Levinsen;Torkel Gissel Nielsen

  • Annual population development and production by Calanus finmarchicus, C. glacialis and C. hyperboreus in Disko Bay, western Greenland

    S. D. Madsen;T. G. Nielsen;B. W. Hansen

  • Plankton community structure and carbon cycling on the western coast of Greenland during and after the sedimentation of a Diatom Bloom

    T.G. Nielsen;Benni Winding Hansen

  • Role of cyclopoid copepods Oithona spp. in North Sea plankton communities

    Nielsen Tg;Sabatini M

  • Decimeter scale heterogeneity in the plankton during a pycnocline bloom of Gyrodinium aureolum

    PK Bjornsen;TG Nielsen

  • Structure of plankton communities in the Dogger Bank area (North Sea) during a stratified situation

    Torkel Gissel Nielsen;Bo Løkkegaard;Katherine Richardson;Flemming Bo Pedersen

  • Plankton Community Structure and Carbon Cycling on the Western Coast of Greenland during the Stratified Summer Situation: III. Mesozooplankton

    Benni Winding Hansen;Torkel Gissel Nielsen;Henrik Levinsen

  • Significance of sedimentation and grazing by ice micro- and meiofauna for carbon cycling in annual sea ice (northern Baffin Bay)

    Christine Michel;Torkel Gissel Nielsen;Christian Nozais;Michel Gosselin

Frequent Co-Authors

Benni Winding Hansen
Benni Winding Hansen Roskilde University
Nina Lundholm
Nina Lundholm University of Copenhagen
Sigrun Jonasdottir
Sigrun Jonasdottir Technical University of Denmark
Peter Tiselius
Peter Tiselius University of Gothenburg
Katherine Richardson
Katherine Richardson University of Copenhagen
Henrik Skov
Henrik Skov Aarhus University
Lasse Riemann
Lasse Riemann University of Copenhagen
Kam W. Tang
Kam W. Tang Swansea University
Bo Riemann
Bo Riemann Aarhus University
Hans-Peter Grossart
Hans-Peter Grossart University of Potsdam

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Related Online Degrees & Career Pathways

Exploring a degree in Ecology and Evolution can open doors to a range of fulfilling career paths across education, research, and community services. Many who study these fields also explore opportunities in areas like counseling, psychology, and human services to make a broader impact.

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For those considering a career shift, especially teachers, you might wonder: can you become a speech pathologist with an education degree? This question highlights the versatility of educational backgrounds in moving into new allied health or human service roles, expanding your influence beyond the ecology classroom.

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