World's Best Scientists 2026 revealed!
Takeshi Nakatsuka

Takeshi Nakatsuka

D-Index & Metrics

Earth Science

D-Index
49
Citations
10499
World Ranking
3550
National Ranking
76

Takeshi Nakatsuka publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where Takeshi Nakatsuka sits on this spectrum.

38–42 publications: 1 scientists 43–47 publications: 0 scientists 48–52 publications: 3 scientists 53–57 publications: 8 scientists 58–62 publications: 11 scientists 63–67 publications: 16 scientists 68–72 publications: 24 scientists 73–77 publications: 31 scientists 78–82 publications: 49 scientists 83–87 publications: 77 scientists 88–92 publications: 86 scientists 93–97 publications: 88 scientists 98–102 publications: 92 scientists 103–107 publications: 84 scientists 108–112 publications: 102 scientists 113–117 publications: 108 scientists 118–122 publications: 117 scientists 123–127 publications: 126 scientists 128–132 publications: 146 scientists 133–137 publications: 114 scientists 138–142 publications: 102 scientists 143–147 publications: 127 scientists 148–152 publications: 102 scientists 153–157 publications: 112 scientists 158–162 publications: 102 scientists 163–167 publications: 127 scientists 168–172 publications: 121 scientists 173–177 publications: 112 scientists 178–182 publications: 109 scientists 183–187 publications: 98 scientists 188–192 publications: 92 scientists 193–197 publications: 105 scientists 198–202 publications: 77 scientists 203–207 publications: 80 scientists 208–212 publications: 89 scientists 213–217 publications: 70 scientists 218–222 publications: 74 scientists 223–227 publications: 74 scientists 228–232 publications: 70 scientists 233–237 publications: 67 scientists 238–242 publications: 59 scientists 243–247 publications: 67 scientists 248–252 publications: 51 scientists 253–257 publications: 46 scientists 258–262 publications: 41 scientists 263–267 publications: 39 scientists 268–272 publications: 34 scientists 273–277 publications: 39 scientists 278–282 publications: 35 scientists 283–287 publications: 36 scientists 288–292 publications: 35 scientists 293–297 publications: 29 scientists 298–302 publications: 23 scientists 303–307 publications: 39 scientists 308–312 publications: 34 scientists 313–317 publications: 23 scientists 318–322 publications: 18 scientists 323–327 publications: 18 scientists 328–332 publications: 21 scientists 333–337 publications: 20 scientists 338–342 publications: 15 scientists 343–347 publications: 13 scientists 348–352 publications: 24 scientists 353–357 publications: 25 scientists 358–362 publications: 10 scientists 363–367 publications: 20 scientists 368–372 publications: 17 scientists 373–377 publications: 18 scientists 378–382 publications: 15 scientists 383–387 publications: 7 scientists 388–392 publications: 22 scientists 393–397 publications: 9 scientists 398–402 publications: 11 scientists 403–407 publications: 16 scientists 408–412 publications: 4 scientists 413–417 publications: 5 scientists 418–422 publications: 14 scientists 423–427 publications: 8 scientists 428–432 publications: 7 scientists 433–437 publications: 7 scientists 438–442 publications: 10 scientists 443–447 publications: 10 scientists 448–452 publications: 3 scientists 453–457 publications: 9 scientists 458–462 publications: 11 scientists 463–467 publications: 4 scientists 468–472 publications: 6 scientists 473–477 publications: 11 scientists 478–482 publications: 8 scientists 483–487 publications: 2 scientists 488–492 publications: 3 scientists 493–497 publications: 4 scientists 498–502 publications: 4 scientists 503–507 publications: 4 scientists 508–509 publications: 4 scientists 510+ publications: 100 scientists
38 publications 510+

This scientist: 203 publications — 62nd percentile

62% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 510 publications or more.

Takeshi Nakatsuka D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where Takeshi Nakatsuka sits on this spectrum.

30 D-Index: 15 scientists 31 D-Index: 42 scientists 32 D-Index: 60 scientists 33 D-Index: 90 scientists 34 D-Index: 103 scientists 35 D-Index: 108 scientists 36 D-Index: 142 scientists 37 D-Index: 147 scientists 38 D-Index: 147 scientists 39 D-Index: 152 scientists 40 D-Index: 143 scientists 41 D-Index: 157 scientists 42 D-Index: 141 scientists 43 D-Index: 151 scientists 44 D-Index: 140 scientists 45 D-Index: 135 scientists 46 D-Index: 121 scientists 47 D-Index: 108 scientists 48 D-Index: 128 scientists 49 D-Index: 111 scientists 50 D-Index: 106 scientists 51 D-Index: 112 scientists 52 D-Index: 102 scientists 53 D-Index: 103 scientists 54 D-Index: 94 scientists 55 D-Index: 61 scientists 56 D-Index: 101 scientists 57 D-Index: 71 scientists 58 D-Index: 65 scientists 59 D-Index: 78 scientists 60 D-Index: 93 scientists 61 D-Index: 56 scientists 62 D-Index: 58 scientists 63 D-Index: 52 scientists 64 D-Index: 63 scientists 65 D-Index: 49 scientists 66 D-Index: 53 scientists 67 D-Index: 57 scientists 68 D-Index: 50 scientists 69 D-Index: 44 scientists 70 D-Index: 44 scientists 71 D-Index: 31 scientists 72 D-Index: 33 scientists 73 D-Index: 33 scientists 74 D-Index: 23 scientists 75 D-Index: 32 scientists 76 D-Index: 24 scientists 77 D-Index: 17 scientists 78 D-Index: 19 scientists 79 D-Index: 9 scientists 80 D-Index: 21 scientists 81 D-Index: 20 scientists 82 D-Index: 17 scientists 83 D-Index: 19 scientists 84 D-Index: 19 scientists 85 D-Index: 14 scientists 86 D-Index: 6 scientists 87 D-Index: 14 scientists 88 D-Index: 17 scientists 89 D-Index: 10 scientists 90 D-Index: 8 scientists 91 D-Index: 8 scientists 92 D-Index: 9 scientists 93 D-Index: 6 scientists 94+ D-Index: 98 scientists
30 D-Index 94+

This scientist: 49 D-Index — 54th percentile

54% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 94 D-Index or more.

Overview

Takeshi Nakatsuka is affiliated with Nagoya University in Japan and specializes in Earth and Planetary Sciences and Environmental Science. Their research primarily focuses on Atmospheric Science, Global and Planetary Change, Paleontology, Environmental Chemistry, and Geography, Planning and Development.

The scientist's work engages deeply with several main topics, including:

  • Tree-ring climate responses
  • Plant Water Relations and Carbon Dynamics
  • Geology and Paleoclimatology Research
  • Climate variability and models
  • Archaeology and ancient environmental studies
  • Arctic and Antarctic ice dynamics
  • Methane Hydrates and Related Phenomena

Nakatsuka has contributed extensively to the field through publications in recognized venues. Frequent publication venues include:

  • Radiocarbon
  • Quaternary Science Reviews
  • SSRN Electronic Journal
  • Climate of the past
  • npj Climate and Atmospheric Science

Some recent significant papers authored or co-authored by Nakatsuka are:

  • A 2600-year summer climate reconstruction in central Japan by integrating tree-ring stable oxygen and hydrogen isotopes (2020) published in Climate of the past
  • Asian-Australian summer monsoons linkage to ENSO strengthened by global warming (2023) published in npj Climate and Atmospheric Science
  • Tree-ring oxygen isotope across monsoon Asia: Common signal and local influence (2021) published in Quaternary Science Reviews
  • The modulation of Pacific Decadal Oscillation on ENSO-East Asian summer monsoon relationship over the past half-millennium (2022) published in The Science of The Total Environment
  • An assessment of diatom assemblages in the Sea of Okhotsk as a proxy for sea-ice cover (2020) published in Journal of Micropalaeontology

Nakatsuka frequently collaborates with several researchers, including:

  • Masaki Sano
  • Chenxi Xu
  • Minoru Sakamoto
  • Masataka Hakozaki
  • Shih-Yu Wang

Best Publications

  • Processes and patterns of oceanic nutrient limitation

    C. M. Moore;M. M. Mills;K. R. Arrigo;I. Berman-Frank

  • Continental-scale temperature variability during the past two millennia

    Moinuddin Ahmed;Kevin J. Anchukaitis;Kevin J. Anchukaitis;Asfawossen Asrat;Hemant P. Borgaonkar

  • A global multiproxy database for temperature reconstructions of the Common Era

    Julien Emile-Geay;Nicholas P. McKay;Darrell S. Kaufman;Lucien Von Gunten

  • Tree-ring reconstructed summer temperature anomalies for temperate East Asia since 800 C.E

    Edward R. Cook;Paul J. Krusic;Kevin J. Anchukaitis;Brendan M. Buckley

  • Iron supply to the western subarctic Pacific: Importance of iron export from the Sea of Okhotsk

    Jun Nishioka;Jun Nishioka;Tsuneo Ono;Hiroaki Saito;Takeshi Nakatsuka

  • Recent enhancement of central Pacific El Niño variability relative to last eight centuries.

    Yu Liu;Kim M. Cobb;Huiming Song;Qiang Li

  • The dynamic changes of stable isotopic ratios of carbon and nitrogen in suspended and sedimented particulate organic matter during a phytoplankton bloom

    Takeshi Nakatsuka;Nobuhiko Handa;Eitaro Wada;Chi Shing Wong

  • Reconstruction of paleoproductivity in the Sea of Okhotsk over the last 30 kyr

    O. Seki;M. Ikehara;M. Ikehara;K. Kawamura;T. Nakatsuka

  • Seasonal phytodetritus deposition and responses of bathyal benthic foraminiferal populations in Sagami Bay, Japan: preliminary results from “Project Sagami 1996–1999”

    H. Kitazato;Y. Shirayama;T. Nakatsuka;S. Fujiwara

  • Species-specific ingestion of organic carbon by deep-sea benthic foraminifera and meiobenthos: In situ tracer experiments

    Hidetaka Nomaki;Petra Heinz;Takeshi Nakatsuka;Motohiro Shimanaga

  • Different ingestion patterns of 13C-labeled bacteria and algae by deep-sea benthic foraminifera

    Hidetaka Nomaki;Petra Heinz;Takeshi Nakatsuka;Motohiro Shimanaga

  • Origin and decomposition of sinking particulate organic matter in the deep water column inferred from the vertical distributions of its δ15N, δ13 and δ14

    Takeshi Nakatsuka;Takeshi Nakatsuka;Nobuhiko Handa;Nobuhiko Handa;Naomi Harada;Tatsuhiro Sugimoto;Tatsuhiro Sugimoto

  • Ice-rafted debris (IRD)-based sea-ice expansion events during the past 100 kyrs in the Okhotsk Sea

    Tatsuhiko Sakamoto;M. Ikehara;K. Aoki;K. Iijima

  • Tree ring cellulose δ18O of Fokienia hodginsii in northern Laos: A promising proxy to reconstruct ENSO?

    Chenxi Xu;Masaki Sano;Takeshi Nakatsuka

  • A biomarker approach for assessing marine and terrigenous inputs to the sediments of Sea of Okhotsk for the last 27,000 years

    Y Ternois;K Kawamura;L Keigwin;N Ohkouchi

  • May–September precipitation in the Bhutan Himalaya since 1743 as reconstructed from tree ring cellulose δ18O

    Masaki Sano;Phuntsho Tshering;Jiro Komori;Koji Fujita

  • An optimized method for stable isotope analysis of tree rings by extracting cellulose directly from cross-sectional laths

    Akira Kagawa;Masaki Sano;Takeshi Nakatsuka;Tsutomu Ikeda

  • A 300-year Vietnam hydroclimate and ENSO variability record reconstructed from tree ringδ18O

    Masaki Sano;Chenxi Xu;Takeshi Nakatsuka

  • Dissolved and particulate organic carbon in the Sea of Okhotsk: Transport from continental shelf to ocean interior

    Takeshi Nakatsuka;Mari Toda;Kimitaka Kawamura;Masaaki Wakatsuchi

  • Benthic foraminifera as trophic links between phytodetritus and benthic metazoans: carbon and nitrogen isotopic evidence

    Hidetaka Nomaki;Nanako O. Ogawa;Naohiko Ohkouchi;Hisami Suga

  • Glacial to interglacial surface nutrient variations of Bering Deep Basins recorded by δ13C and δ15N of sedimentary organic matter

    Takeshi Nakatsuka;Kazuki Watanabe;Nobuhiko Handa;Eiji Matsumoto

Frequent Co-Authors

Kimitaka Kawamura
Kimitaka Kawamura Chubu University
Jun Nishioka
Jun Nishioka Hokkaido University
Minoru Ikehara
Minoru Ikehara Kōchi University
Zhengtang Guo
Zhengtang Guo Chinese Academy of Sciences
Yusuke Yokoyama
Yusuke Yokoyama University of Tokyo
Masaaki Wakatsuchi
Masaaki Wakatsuchi Hokkaido University
Hiroshi Kitazato
Hiroshi Kitazato Tokyo University of Marine Science and Technology
Takahiro Tagami
Takahiro Tagami Kyoto University
Toshitaka Tsuda
Toshitaka Tsuda Kyoto University
Junji Sugiyama
Junji Sugiyama Kyoto University

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