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Jan Karlsson

Jan Karlsson

Umeå University
Sweden

D-Index & Metrics

Ecology and Evolution

D-Index
51
Citations
10820
World Ranking
3615
National Ranking
89

Jan Karlsson 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 Jan Karlsson 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: 205 publications — 75th percentile

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

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

Jan Karlsson 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 Jan Karlsson 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: 51 D-Index — 58th percentile

58% of scientists in this discipline score the same or lower.

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

Overview

Jan Karlsson is affiliated with Umeå University in Sweden and has contributed extensively to environmental science and earth and planetary sciences, with a particular focus on atmospheric science, oceanography, global and planetary change, ecology, and environmental chemistry.

The scientist's research topics include:

  • Marine and coastal ecosystems
  • Climate change and permafrost
  • Atmospheric and environmental gas dynamics
  • Cryospheric studies and observations
  • Methane hydrates and related phenomena
  • Arctic and Antarctic ice dynamics
  • Peatlands and wetlands ecology

Jan Karlsson has a record of publications in several venues, frequently contributing to:

  • Zenodo (CERN European Organization for Nuclear Research)
  • Limnology and Oceanography
  • Freshwater Biology
  • Nature Communications
  • Journal of Geophysical Research Biogeosciences

Frequent coauthors in Karlsson's work include:

  • Marcus Klaus
  • David A. Seekell
  • H. A. Verheijen
  • Oleg S. Pokrovsky
  • Artem G. Lim

Recent notable research papers by Jan Karlsson are:

  • Carbon emission from Western Siberian inland waters, 2021, Nature Communications
  • Paired O2-CO2 measurements provide emergent insights into aquatic ecosystem function, 2020, Limnology and Oceanography Letters
  • Integrating terrestrial and aquatic ecosystems to constrain estimates of land-atmosphere carbon exchange, 2023, Nature Communications
  • Turbulence in a small boreal lake: Consequences for air-water gas exchange, 2020, Limnology and Oceanography
  • Integrating carbon emission, accumulation and transport in inland waters to understand their role in the global carbon cycle, 2020, Global Change Biology

Best Publications

  • The Swedish SF-36 Health Survey: I. Evaluation of data quality, scaling assumptions, reliability and construct validity across general populations in Sweden.

    Marianne Sullivan;Jan Karlsson;John E. Ware

  • Light limitation of nutrient-poor lake ecosystems

    Jan Karlsson;Pär Byström;Jenny Ask;Per Ask

  • The Three-Factor Eating Questionnaire-R18 Is Able to Distinguish among Different Eating Patterns in a General Population

    Blandine de Lauzon;Monique Romon;Valérie Deschamps;Lionel Lafay

  • Sources of and processes controlling CO2 emissions change with the size of streams and rivers

    E. R. Hotchkiss;E. R. Hotchkiss;R. O. Hall;R. A. Sponseller;D. Butman

  • Reviews and syntheses: Effects of permafrost thaw on Arctic aquatic ecosystems

    J. E. Vonk;S. E. Tank;W. B. Bowden;I. Laurion

  • Ecosystem Consequences of Changing Inputs of Terrestrial Dissolved Organic Matter to Lakes: Current Knowledge and Future Challenges

    Christopher T. Solomon;Stuart E. Jones;Brian C. Weidel;Ishi Buffam

  • Genetic and environmental influences on eating behavior: the Swedish Young Male Twins Study.

    Sanna Tholin;Finn Rasmussen;Per Tynelius;Jan Karlsson

  • Global change-driven effects on dissolved organic matter composition : Implications for food webs of northern lakes

    Irena F. Creed;Ann Kristin Bergström;Charles G. Trick;Nancy B. Grimm

  • Biomass offsets little or none of permafrost carbon release from soils, streams, and wildfire: an expert assessment

    Benjamin W. Abbott;Jeremy B. Jones;Edward A. G. Schuur;F. Stuart Chapin

  • The influence of dissolved organic carbon on primary production in northern lakes

    David A. Seekell;Jean‐François Lapierre;Jenny Ask;Ann‐Kristin Bergström

  • Terrestrial organic matter and light penetration: Effects on bacterial and primary production in lakes

    Jenny Ask;Jan Karlsson;Lennart Persson;Per Ask

  • Is restrained eating a risk factor for weight gain in a general population

    Blandine de Lauzon-Guillain;Arnaud Basdevant;Monique Romon;Jan Karlsson

  • Sources of carbon dioxide supersaturation in clearwater and humic lakes in northern Sweden

    Anders Jonsson;Jan Karlsson;Mats Jansson

  • Control of zooplankton dependence on allochthonous organic carbon in humic and clear-water lakes in northern Sweden

    Jan Karlsson;Anders Jonsson;Markus Meili;Mats Jansson

  • Terrestrial organic matter support of lake food webs: Evidence from lake metabolism and stable hydrogen isotopes of consumers

    Jan Karlsson;Martin Berggren;Jenny Ask;Pär Byström

  • Lake secondary production fueled by rapid transfer of low molecular weight organic carbon from terrestrial sources to aquatic consumers

    Martin Berggren;Lena Ström;Hjalmar Laudon;Jan Karlsson

  • High carbon emissions from thermokarst lakes of Western Siberia.

    Svetlana Serikova;O. S. Pokrovsky;H. Laudon;I. Krickov

  • Nonlinear response of dissolved organic carbon concentrations in boreal lakes to increasing temperatures

    Gesa A. Weyhenmeyer;Jan Karlsson

  • Whole‐lake estimates of carbon flux through algae and bacteria in benthic and pelagic habitats of clear‐water lakes

    Jenny Ask;Jan Karlsson;Lennart Persson;Per Ask

  • High emission of carbon dioxide and methane during ice thaw in high latitude lakes

    Jan Karlsson;Reiner Giesler;Jenny Persson;Erik Lundin

  • Littoral energy mobilization dominates energy supply for top consumers in subarctic lakes

    Jan Karlsson;Pär Byström

  • A synthesis of carbon dioxide and methane dynamics during the ice-covered period of northern lakes

    Blaize A. Denfeld;Helen M. Baulch;Paul A. del Giorgio;Stephanie E. Hampton

  • Net ecosystem production in clear‐water and brown‐water lakes

    Jenny Ask;Jan Karlsson;Mats Jansson

  • Productivity of high‐latitude lakes: climate effect inferred from altitude gradient

    Jan Karlsson;Jan Karlsson;Anders Jonsson;Anders Jonsson;Mats Jansson

  • Respiration of allochthonous organic carbon in unproductive forest lakes determined by the Keeling plot method

    Jan Karlsson;Mats Jansson;Anders Jonsson

  • Biomass offsets little or none of permafrost carbon release from soils, streams, and wildfire

    Benjamin W. Abbott;Jeremy B. Jones;Edward A. G. Schuur;F. Stuart Chapin

Frequent Co-Authors

Pär Byström
Pär Byström Umeå University
Mats Jansson
Mats Jansson Umeå University
Oleg S. Pokrovsky
Oleg S. Pokrovsky National Research Tomsk State University
Ann-Kristin Bergström
Ann-Kristin Bergström Umeå University
Reiner Giesler
Reiner Giesler Umeå University
Hjalmar Laudon
Hjalmar Laudon Swedish University of Agricultural Sciences
Markku Peltonen
Markku Peltonen Finnish Institute for Health and Welfare (THL)
Lars Sjöström
Lars Sjöström University of Gothenburg
Liudmila S. Shirokova
Liudmila S. Shirokova Paul Sabatier University
David Bastviken
David Bastviken Linköping University

External Links

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As the landscape of ecological research and healthcare evolves, these flexible online pathways offer new possibilities for students interested in blending biology, evolution, and applied science for a dynamic career.

Best Scientists Citing Jan Karlsson

Carel W. le Roux

Carel W. le Roux

University College Dublin

Publications: 163

Lars Sjöström

Lars Sjöström

University of Gothenburg

Publications: 78

Markku Peltonen

Markku Peltonen

Finnish Institute for Health and Welfare (THL)

Publications: 72

Lena M. S. Carlsson

Lena M. S. Carlsson

University of Gothenburg

Publications: 61

Hjalmar Laudon

Hjalmar Laudon

Swedish University of Agricultural Sciences

Publications: 57

Oleg S. Pokrovsky

Oleg S. Pokrovsky

National Research Tomsk State University

Publications: 56

Milla Rautio

Milla Rautio

Université du Québec à Chicoutimi

Publications: 52

Paul A. del Giorgio

Paul A. del Giorgio

University of Quebec at Montreal

Publications: 41

Hans-Peter Grossart

Hans-Peter Grossart

University of Potsdam

Publications: 38

Liudmila S. Shirokova

Liudmila S. Shirokova

Paul Sabatier University

Publications: 37

Paavo V. Komi

Paavo V. Komi

University of Jyväskylä

Publications: 33

Claude Bouchard

Claude Bouchard

Pennington Biomedical Research Center

Publications: 33

Lars J. Tranvik

Lars J. Tranvik

Uppsala University

Publications: 33

Gesa A. Weyhenmeyer

Gesa A. Weyhenmeyer

Uppsala University

Publications: 32

Kevin Bishop

Kevin Bishop

Swedish University of Agricultural Sciences

Publications: 31

Benjamin W. Abbott

Benjamin W. Abbott

Brigham Young University

Publications: 30

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