World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
51
Citations
12286
World Ranking
4673
National Ranking
56

Ketil Isaksen 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 Ketil Isaksen 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: 282 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: 26 scientists 501–510 publications: 17 scientists 511–520 publications: 19 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 681–689 publications: 4 scientists 690+ publications: 100 scientists
41 publications 690+

This scientist: 130 publications — 30th percentile

30% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 690 publications or more.

Ketil Isaksen 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 Ketil Isaksen 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: 198 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: 20 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: 9 scientists 126+ D-Index: 92 scientists
30 D-Index 126+

This scientist: 51 D-Index — 52nd percentile

52% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 126 D-Index or more.

Overview

Ketil Isaksen is affiliated with the Norwegian Meteorological Institute in Norway. Their research primarily focuses on Earth and Planetary Sciences as well as Environmental Science, with a significant emphasis on Atmospheric Science and Global and Planetary Change. Their work engages with several subfields including Environmental Chemistry, Management, Monitoring, Policy and Law, and Transportation.

The main topics of Ketil Isaksen's research include:

  • Climate change and permafrost
  • Arctic and Antarctic ice dynamics
  • Cryospheric studies and observations
  • Climate variability and models
  • Methane Hydrates and Related Phenomena
  • Landslides and related hazards
  • Geology and Paleoclimatology Research

Some of their recent published papers are:

  • The changing thermal state of permafrost, 2022, Nature Reviews Earth & Environment
  • Exceptional warming over the Barents area, 2022, Scientific Reports
  • Twenty years of European mountain permafrost dynamics-the PACE legacy, 2020, Environmental Research Letters
  • Revisiting the extended Svalbard Airport monthly temperature series, and the compiled corresponding daily series 1898-2018, 2020, Polar Research
  • Global Climate, 2021, Bulletin of the American Meteorological Society

Frequent coauthors of Ketil Isaksen include:

  • Hanne H. Christiansen
  • Vitali Fioletov
  • Inger Hanssen-Bauer
  • V. E. Romanovsky
  • Bernd Etzelmüller

Ketil Isaksen has published extensively in reputable scientific venues, with frequent appearances in:

  • Bulletin of the American Meteorological Society
  • Zenodo (CERN European Organization for Nuclear Research)
  • Environmental Research Letters
  • Polar Research
  • The Cryosphere

In addition to journal papers, Ketil Isaksen has contributed to book publications, including a title titled Forskning til samfunnsnytte published by Fagbokforlaget eBooks in 2023.

Best Publications

  • Permafrost is warming at a global scale

    Boris K. Biskaborn;Sharon L. Smith;Jeannette Noetzli;Heidrun Matthes

  • Permafrost and climate in Europe: Monitoring and modelling thermal, geomorphological and geotechnical responses

    Charles Harris;Lukas U. Arenson;Hanne H. Christiansen;Bernd Etzelmüller

  • The changing thermal state of permafrost

    Unknown

  • The Thermal State of Permafrost in the Nordic Area during the International Polar Year 2007-2009

    H. H. Christiansen;H. H. Christiansen;B. Etzelmüller;K. Isaksen;H. Juliussen

  • Long-term temperature trends and variability on Spitsbergen: the extended Svalbard Airport temperature series, 1898-2012

    Øyvind Nordli;Rajmund Przybylak;Astrid E.J. Ogilvie;Ketil Isaksen

  • Warming permafrost in European mountains

    Charles Harris;Daniel Vonder Mühll;Ketil Isaksen;Wilfried Haeberli

  • STATE OF THE CLIMATE IN 2017

    R. Abernethy;Steven A. Ackerman;R. Adler;Adelina Albanil Encarnación

  • State of the Climate in 2014

    Arlene P. Aaron-Morrison;Steven A. Ackerman;Nicolaus G. Adams;Robert F. Adler

  • Warmer and wetter winters: characteristics and implications of an extreme weather event in the High Arctic

    Brage Bremset Hansen;Ketil Isaksen;Rasmus E. Benestad;Jack Kohler

  • Exceptional warming over the Barents area

    Unknown

  • Recent warming of mountain permafrost in Svalbard and Scandinavia

    Ketil Isaksen;Johan Ludvig Sollid;Per Holmlund;Charles Harris

  • Mountain permafrost: development and challenges of a young research field

    Wilfried Haeberli;Jeannette Noetzli;Lukas Arenson;Reynald Delaloye

  • State of the Climate in 2018

    M. Ades;R. Adler;Laura S. Aldeco;G. Alejandra

  • Recent warming on Spitsbergen—Influence of atmospheric circulation and sea ice cover

    K. Isaksen;Ø. Nordli;E. J. Førland;E. Łupikasza

  • Three deep Alpine‐permafrost boreholes in Svalbard and Scandinavia

    Ketil Isaksen;Per Holmlund;Johan Ludvig Sollid;Charles Harris

  • Derivation of a new continuous adjustment function for correcting wind-induced loss of solid precipitation: results of a Norwegian field study

    M. A. Wolff;K. Isaksen;A. Petersen-Øverleir;K. Ødemark

  • Changes in Winter Warming Events in the Nordic Arctic Region

    Dagrun Vikhamar-Schuler;Ketil Isaksen;Jan Erik Haugen;Hans Tømmervik

  • The quantification and correction of wind-induced precipitation measurement errors

    John Kochendorfer;Roy Rasmussen;Mareile Wolff;Bruce Baker

  • Mountain permafrost distribution in Dovrefjell and Jotunheimen, southern Norway, based on BTS and DC resistivity tomography data

    Ketil Isaksen;Christian Hauck;Espen Gudevang;Rune S. Ødegård

  • State of the Climate in 2016

    Arlene P. Aaron-Morrison;Steven A. Ackerman;Nicolaus G. Adams;Robert F. Adler

  • Twenty years of European mountain permafrost dynamics—the PACE legacy

    Bernd Etzelmüller;Mauro Guglielmin;Christian Hauck;Christin Hilbich

  • Climate in Svalbard 2100 – a knowledge base for climate adaptation.

    Muralidhar Adakudlu;Jess Andersen;Jostein Bakke;Stein Beldring

  • [Regional Climates] Central South America 2016

    J. A. Marengo;Jhan Carlo Espinoza;L. M. Alves;J. Ronchail

Frequent Co-Authors

Bernd Etzelmüller
Bernd Etzelmüller University of Oslo
Johan Ludvig Sollid
Johan Ludvig Sollid University of Oslo
Hanne H. Christiansen
Hanne H. Christiansen University Centre in Svalbard
Sebastian Westermann
Sebastian Westermann University of Oslo
Charles Harris
Charles Harris Cardiff University
Rasmus E. Benestad
Rasmus E. Benestad Norwegian Meteorological Institute
Marco Tedesco
Marco Tedesco Lamont-Doherty Earth Observatory
Christian Hauck
Christian Hauck University of Fribourg
Ole Humlum
Ole Humlum University of Oslo
Owen R. Cooper
Owen R. Cooper Cooperative Institute for Research in Environmental Sciences

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