World's Best Scientists 2026 revealed!
Nozomu Takeuchi

Nozomu Takeuchi

D-Index & Metrics

Environmental Sciences

D-Index
45
Citations
6582
World Ranking
6505
National Ranking
119

Nozomu Takeuchi 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 Nozomu Takeuchi 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: 260 publications — 80th percentile

80% of scientists in this discipline score the same or lower.

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

Nozomu Takeuchi 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 Nozomu Takeuchi 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: 45 D-Index — 36th percentile

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

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

Overview

Nozomu Takeuchi is affiliated with Chiba University in Japan, focusing on research within Environmental Science and Earth and Planetary Sciences. Their scholarly work spans several subfields, including Ecology, Atmospheric Science, Ecology, Evolution, Behavior and Systematics, Global and Planetary Change, and Molecular Biology.

Their main research topics cover Polar Research and Ecology, Cryospheric studies and observations, Climate change and permafrost, Microbial Community Ecology and Physiology, Biocrusts and Microbial Ecology, Geology and Paleoclimatology Research, and Tardigrade Biology and Ecology.

Frequent co-authors collaborating with Takeuchi include Yukihiko Onuma, Teruo Aoki, Masashi Niwano, Jun Uetake, and Koji Fujita. These collaborations reflect a network of expertise contributing to their research projects and publications.

Takeuchi has contributed numerous papers to scientific journals. Recent notable publications include:

  • Cryoconite - From minerals and organic matter to bioengineered sediments on glacier's surfaces, 2021, The Science of The Total Environment
  • Biological albedo reduction on ice sheets, glaciers, and snowfields, 2021, Earth-Science Reviews
  • A hole in the nematosphere: tardigrades and rotifers dominate the cryoconite hole environment, whereas nematodes are missing, 2020, Journal of Zoology
  • Artificial and natural radionuclides in cryoconite as tracers of supraglacial dynamics: Insights from the Morteratsch glacier (Swiss Alps), 2020, CATENA
  • Redox stratification within cryoconite granules influences the nitrogen cycle on glaciers, 2020, FEMS Microbiology Ecology

Their frequent publication venues indicate a preference for multidisciplinary and specialized journals, notably Zenodo (CERN European Organization for Nuclear Research), Scientific Reports, Journal of the Japanese Society of Snow and Ice, The Science of The Total Environment, and Frontiers in Earth Science.

Best Publications

  • Structure, Formation, and Darkening Process of Albedo-reducing Material (Cryoconite) on a Himalayan Glacier: A Granular Algal Mat Growing on the Glacier

    Nozomu Takeuchi;Shiro Kohshima;Katsumoto Seko

  • Cryoconite: The dark biological secret of the cryosphere

    Joseph Cook;Arwyn Edwards;Nozomu Takeuchi;Tristram Irvine-Fynn

  • Distribution of antibiotic resistance genes in glacier environments.

    Takahiro Segawa;Nozomu Takeuchi;Andres Rivera;Akinori Yamada

  • Role of supraglacial ponds in the ablation process of a debris-covered glacier in the Nepal Himalayas

    Akiko Sakai;Nozomu Takeuchi;Koji Fujita;Masayoshi Nakawo

  • Climatic and atmospheric circulation pattern variability from ice-core isotope/geochemistry records (Altai, Tien Shan and Tibet)

    Vladimir B. Aizen;Elena M. Aizen;Daniel R. Joswiak;Koji Fujita

  • Optical characteristics of cryoconite (surface dust) on glaciers: the relationship between light absorbency and the property of organic matter contained in the cryoconite

    Nozomu Takeuchi

  • 3D effects of sharp boundaries at the borders of the African and Pacific Superplumes: Observation and modeling

    Akiko To;Barbara Romanowicz;Yann Capdeville;Nozomu Takeuchi

  • The altitudinal distribution of snow algae on an Alaska glacier (Gulkana Glacier in the Alaska Range)

    Nozomu Takeuchi

  • Onset of calving at supraglacial lakes on debris-covered glaciers of the Nepal Himalaya

    A. Sakai;K. Nishimura;T. Kadota;N. Takeuchi

  • Characteristics of Surface Dust on Ürümqi Glacier No. 1 in the Tien Shan Mountains, China

    Nozomu Takeuchi;Zhongqin Li

  • Structure and formation process of cryoconite granules on Urumqi glacier No. 1, Tien Shan, China

    Nozomu Takeuchi;Hiromu Nishiyama;Zhongqin Li

  • What animals can live in cryoconite holes? A faunal review

    K. Zawierucha;M. Kolicka;N. Takeuchi;Ł. Kaczmarek

  • Spatial distribution and abundance of red snow algae on the Harding Icefield, Alaska derived from a satellite image

    Nozomu Takeuchi;Roman Dial;Shiro Kohshima;Takahiro Segawa

  • Characteristics of cryoconite holes on a Himalayan glacier, Yala Glacier Central Nepal

    N Takeuchi;S Kohshima;Y Yoshimura;K Seko

  • The nitrogen cycle in cryoconites: naturally occurring nitrification-denitrification granules on a glacier

    Takahiro Segawa;Satoshi Ishii;Nobuhito Ohte;Ayumi Akiyoshi

  • A Snow Algal Community on Tyndall Glacier in the Southern Patagonia Icefield, Chile

    Nozomu Takeuchi;Shiro Kohshima

  • Cryoconite – From minerals and organic matter to bioengineered sediments on glacier's surfaces

    Piotr Rozwalak;Paweł Podkowa;Jakub Buda;Przemysław Niedzielski

  • Taxon interactions control the distributions of cryoconite bacteria colonizing a High Arctic ice cap

    Jarishma K. Gokul;Andrew J. Hodson;Andrew J. Hodson;Eli R. Saetnan;Tristram D. L. Irvine-Fynn

  • Bipolar dispersal of red-snow algae.

    Takahiro Segawa;Ryo Matsuzaki;Nozomu Takeuchi;Ayumi Akiyoshi

  • Himalayan ice-core dating with snow algae

    Yoshitaka Yoshimura;Shiro Kohshima;Nozomu Takeuchi;Katsumoto Seko

  • Biological albedo reduction on ice sheets, glaciers, and snowfields

    Scott Hotaling;Stefanie Lutz;Roman J. Dial;Alexandre M. Anesio

  • Seasonal and altitudinal variations in snow algal communities on an Alaskan glacier (Gulkana glacier in the Alaska range)

    Nozomu Takeuchi

  • A snow algal community on Akkem glacier in the Russian Altai mountains

    Nozomu Takeuchi;Jun Uetake;Koji Fujita;Vladimir B. Aizen

Frequent Co-Authors

Koji Fujita
Koji Fujita Nagoya University
Teruo Aoki
Teruo Aoki Okayama University
Zhongqin Li
Zhongqin Li Chinese Academy of Sciences
Hideaki Motoyama
Hideaki Motoyama National Institute of Polar Research
Hitoshi Kawakatsu
Hitoshi Kawakatsu University of Tokyo
Krzysztof Zawierucha
Krzysztof Zawierucha Adam Mickiewicz University in Poznań
Masayoshi Nakawo
Masayoshi Nakawo Hokkaido University
Tristram Irvine-Fynn
Tristram Irvine-Fynn Aberystwyth University
Hisashi Utada
Hisashi Utada University of Tokyo
Yoshiaki Ishihara
Yoshiaki Ishihara Japan Aerospace Exploration Agency

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Related Online Degrees & Career Pathways

For students interested in expanding their expertise beyond Environmental Sciences, there are several related online degree options worth considering. Pursuing a online dsw programs can be a valuable pathway for those who want to focus on environmental social issues and community well-being, blending science with social work practices.

Alternatively, students seeking a broad academic foundation might explore the best affordable online general studies degree programs. These programs offer flexibility and a well-rounded education that can complement specialized environmental knowledge.

For those curious about accessibility and time commitment, reviewing what is the easiest bachelor's degree to get can provide insight into manageable degree options that still support a progressive career in the environmental field.

Finally, students passionate about the earth sciences specifically should consider online geology programs. These degrees offer specialized knowledge directly linked to environmental monitoring, sustainability, and natural resource management.

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