World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Environmental Sciences 40 7920 7610 158 155 160 10148

Yu Kosaka publications per year

The chart shows the history of publications by Yu Kosaka between 1959 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Yu Kosaka published across 68 years, from 1959 to 2026, averaging 3.2 papers a year. Output peaked at 30 publications in 2018. 13 of the 215 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1959 to 2026. Vertical axis: number of publications, 0 to 30. Peak 30 publications in 2018. 1959: 1 publication 1960: 0 publications 1961: 0 publications 1962: 0 publications 1963: 0 publications 1964: 0 publications 1965: 0 publications 1966: 0 publications 1967: 0 publications 1968: 0 publications 1969: 0 publications 1970: 0 publications 1971: 0 publications 1972: 0 publications 1973: 0 publications 1974: 0 publications 1975: 0 publications 1976: 0 publications 1977: 0 publications 1978: 1 publication 1979: 0 publications 1980: 0 publications 1981: 0 publications 1982: 0 publications 1983: 0 publications 1984: 0 publications 1985: 1 publication 1986: 1 publication 1987: 0 publications 1988: 0 publications 1989: 0 publications 1990: 0 publications 1991: 0 publications 1992: 0 publications 1993: 0 publications 1994: 1 publication 1995: 0 publications 1996: 0 publications 1997: 1 publication 1998: 0 publications 1999: 0 publications 2000: 0 publications 2001: 0 publications 2002: 0 publications 2003: 0 publications 2004: 1 publication 2005: 0 publications 2006: 3 publications 2007: 0 publications 2008: 1 publication 2009: 3 publications 2010: 7 publications 2011: 3 publications 2012: 7 publications 2013: 6 publications 2014: 6 publications 2015: 7 publications 2016: 12 publications 2017: 7 publications 2018: 30 publications 2019: 18 publications 2020: 17 publications 2021: 24 publications 2022: 11 publications 2023: 18 publications 2024: 15 publications 2025: 11 publications 2026: 2 publications
1959 2026

215 publications in total across all disciplines

View publications per year as a table
Yu Kosaka: publications per year, 1959 to 2026
Year Publications
1959 1
1960 0
1961 0
1962 0
1963 0
1964 0
1965 0
1966 0
1967 0
1968 0
1969 0
1970 0
1971 0
1972 0
1973 0
1974 0
1975 0
1976 0
1977 0
1978 1
1979 0
1980 0
1981 0
1982 0
1983 0
1984 0
1985 1
1986 1
1987 0
1988 0
1989 0
1990 0
1991 0
1992 0
1993 0
1994 1
1995 0
1996 0
1997 1
1998 0
1999 0
2000 0
2001 0
2002 0
2003 0
2004 1
2005 0
2006 3
2007 0
2008 1
2009 3
2010 7
2011 3
2012 7
2013 6
2014 6
2015 7
2016 12
2017 7
2018 30
2019 18
2020 17
2021 24
2022 11
2023 18
2024 15
2025 11
2026 2
Total 215
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Yu Kosaka publications per year - data summary

  • Yu Kosaka, a Environmental Sciences scholar from University of Tokyo, has 215 publications recorded across 68 years, from 1959 to 2026.
  • The oldest publication on record dates to 1959 and the most recent to 2026.
  • The most productive year is 2018, with 30 publications.
  • The least productive years with any output are 1959, 1978, 1985, 1986 and others, with 1 publication each.
  • 41 of the 68 years in the span carry no publications at all (1960, 1961, 1962, 1963 and others).
  • The rate of publication averages 3.2 papers per year over the whole span, or 8.0 per year counting only the 27 years with at least one publication.
  • The last 5 years on the chart (2022-2026) hold 57 publications, 27% of the career total.
  • Split into equal eras - 1959-1981: 2 publications (0.1 per year); 1982-2004: 5 publications (0.2 per year); 2005-2026: 208 publications (9.5 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Yu Kosaka 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 Yu Kosaka sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 66 bars. Horizontal axis: publications, 41–50 to 690+. Vertical axis: number of scientists, 0 to 617. Most scientists, 617, have 121–130 publications. The last bar groups every scientist with 690 publications or more. The highlighted bar, 151–160 publications, is where this scientist sits. 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
41–50 publications 690+

This scientist: 160 publications — 47th percentile

47% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Environmental Sciences scientists by publication count, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
Publications Scientists This scientist
41–50 21
51–60 62
61–70 133
71–80 257
81–90 361
91–100 440
101–110 492
111–120 541
121–130 617
131–140 544
141–150 541
151–160 539 160
161–170 444
171–180 444
181–190 400
191–200 377
201–210 318
211–220 282
221–230 263
231–240 220
241–250 217
251–260 180
261–270 181
271–280 155
281–290 130
291–300 127
301–310 130
311–320 85
321–330 106
331–340 80
341–350 83
351–360 75
361–370 69
371–380 52
381–390 54
391–400 56
401–410 44
411–420 40
421–430 36
431–440 25
441–450 25
451–460 32
461–470 29
471–480 21
481–490 26
491–500 26
501–510 17
511–520 19
521–530 15
531–540 22
541–550 12
551–560 15
561–570 11
571–580 19
581–590 9
591–600 9
601–610 7
611–620 11
621–630 5
631–640 5
641–650 6
651–660 3
661–670 3
671–680 4
681–689 4
690+ 100
Download as CSV

Yu Kosaka publication distribution in Environmental Sciences in 2026 - data summary

  • The chart plots the publication count of all 9,676 Environmental Sciences scientists ranked by Research.com in 2026, grouped into 66 ranges running from 41–50 to 690+ publications.
  • Yu Kosaka, a Environmental Sciences scholar from University of Tokyo, records 160 publications - the 47th percentile of the discipline.
  • 47% of ranked Environmental Sciences scientists score the same or lower than Yu Kosaka, and about 53% score higher.
  • The median of the discipline falls in the 161–170 publications range, and Yu Kosaka ranks below the median.
  • The most crowded range is 121–130 publications, holding 617 scientists (6% of the field).
  • 67% of the field sits in the lowest quarter of the value range (up to 201–210 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 690 publications or more, 100 scientists in all (1% of the field).

Yu Kosaka 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 Yu Kosaka sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 97 bars. Horizontal axis: D-Index, 30 to 126+. Vertical axis: number of scientists, 0 to 348. Most scientists, 348, have 45 D-Index. The last bar groups every scientist with 126 D-Index or more. The highlighted bar, 40 D-Index, is where this scientist sits. 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: 40 D-Index — 19th percentile

19% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Environmental Sciences scientists by D-index, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
D-Index Scientists This scientist
30 12
31 26
32 51
33 88
34 123
35 163
36 206
37 267
38 265
39 275
40 321 40
41 343
42 305
43 336
44 330
45 348
46 291
47 275
48 272
49 273
50 263
51 232
52 266
53 217
54 198
55 177
56 202
57 204
58 166
59 177
60 166
61 152
62 143
63 150
64 124
65 119
66 120
67 118
68 82
69 98
70 94
71 105
72 74
73 84
74 70
75 67
76 78
77 60
78 59
79 52
80 47
81 38
82 48
83 42
84 42
85 43
86 29
87 37
88 29
89 30
90 34
91 20
92 22
93 17
94 19
95 24
96 21
97 20
98 24
99 17
100 17
101 21
102 25
103 18
104 26
105 20
106 15
107 10
108 13
109 15
110 12
111 8
112 7
113 9
114 6
115 12
116 7
117 8
118 3
119 5
120 7
121 2
122 4
123 8
124 7
125 9
126+ 92
Download as CSV

Yu Kosaka D-index placement in Environmental Sciences in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 9,676 Environmental Sciences scientists ranked by Research.com in 2026, grouped into 97 ranges running from 30 to 126+ D-Index.
  • Yu Kosaka, a Environmental Sciences scholar from University of Tokyo, records 40 D-Index - the 19th percentile of the discipline.
  • 19% of ranked Environmental Sciences scientists score the same or lower than Yu Kosaka, and about 81% score higher.
  • The median of the discipline falls in the 51 D-Index range, and Yu Kosaka ranks below the median.
  • The most crowded range is 45 D-Index, holding 348 scientists (4% of the field).
  • 59% of the field sits in the lowest quarter of the value range (up to 54 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 126 D-Index or more, 92 scientists in all (<1% of the field).

Overview

Yu Kosaka is affiliated with the University of Tokyo in Japan and has contributed extensively to Earth and Planetary Sciences as well as Environmental Science. Their body of work includes over 100 publications in these main fields, with a focus on Global and Planetary Change, Atmospheric Science, and Oceanography among other subfields.

Their research covers several core topics, primarily Climate variability and models, Meteorological Phenomena and Simulations, and Oceanographic and Atmospheric Processes. Other areas explored include Tropical and Extratropical Cyclones Research, Atmospheric Ozone and Climate, Atmospheric and Environmental Gas Dynamics, and Marine and coastal ecosystems.

Yu Kosaka's recent notable papers include:

  • Physical drivers of the summer 2019 North Pacific marine heatwave (2020, Nature Communications)
  • Enhanced warming constrained by past trends in equatorial Pacific sea surface temperature gradient (2020, Nature Climate Change)
  • Intensification of El Niño-induced atmospheric anomalies under greenhouse warming (2021, Nature Geoscience)
  • Projected ENSO Teleconnection Changes in CMIP6 (2022, Geophysical Research Letters)
  • Mechanisms of tropical Pacific decadal variability (2023, Nature Reviews Earth & Environment)

Yu Kosaka frequently collaborates with several researchers, including Hisashi Nakamura, Shang-Ping Xie, Hiroki Tokinaga, Ayumu Miyamoto, and Masahiro Watanabe. These coauthors have partnered on numerous publications, indicating a network of recurring scholarly interaction.

The scientist's research has been published across various venues, with significant contributions to the Journal of Climate, Geophysical Research Letters, Nature Climate Change, npj Climate and Atmospheric Science, and SOLA. Their involvement in these journals reflects a broad engagement with the climate and atmospheric science communities.

Best Publications

  • Recent global-warming hiatus tied to equatorial Pacific surface cooling

    Yu Kosaka;Shang-Ping Xie;Shang-Ping Xie;Shang-Ping Xie

  • Indo-Western Pacific Ocean Capacitor and Coherent Climate Anomalies in Post-ENSO Summer: A Review

    Shang-Ping Xie;Shang-Ping Xie;Yu Kosaka;Yan Du;Kaiming Hu

  • Structure and dynamics of the summertime Pacific–Japan teleconnection pattern

    Y. Kosaka;H. Nakamura

  • Making sense of the early-2000s warming slowdown

    John C. Fyfe;Gerald A. Meehl;Matthew H. England;Michael E. Mann

  • Slowdown of the Walker circulation driven by tropical Indo-Pacific warming

    Hiroki Tokinaga;Shang Ping Xie;Shang Ping Xie;Clara Deser;Yu Kosaka

  • CERA-20C: A Coupled Reanalysis of the Twentieth Century

    Patrick Laloyaux;Eric de Boisseson;Magdalena Balmaseda;Jean-Raymond Bidlot

  • Origin of seasonal predictability for summer climate over the Northwestern Pacific

    Yu Kosaka;Shang Ping Xie;Shang Ping Xie;Shang Ping Xie;Ngar Cheung Lau;Gabriel Andres Vecchi

  • A reconciled estimate of the influence of Arctic sea-ice loss on recent Eurasian cooling

    Masato Mori;Yu Kosaka;Masahiro Watanabe;Hisashi Nakamura

  • Physical drivers of the summer 2019 North Pacific marine heatwave.

    Dillon J. Amaya;Arthur J. Miller;Shang-Ping Xie;Yu Kosaka

  • Increasing occurrence of cold and warm extremes during the recent global warming slowdown

    Nathaniel C. Johnson;Shang-Ping Xie;Yu Kosaka;Yu Kosaka;Xichen Li;Xichen Li

  • Mechanisms of Meridional Teleconnection Observed between a Summer Monsoon System and a Subtropical Anticyclone. Part I: The Pacific–Japan Pattern

    Y. U. Kosaka;Hisashi Nakamura

  • Mechanisms for Tropical Tropospheric Circulation Change in Response to Global Warming

    Jian Ma;Shang-Ping Xie;Yu Kosaka

  • Analysis on the Dynamics of a Wave-like Teleconnection Pattern along the Summertime Asian Jet Based on a Reanalysis Dataset and Climate Model Simulations

    Yu Kosaka;Hisashi Nakamura;Hisashi Nakamura;Masahiro Watanabe;Masahide Kimoto

  • The tropical Pacific as a key pacemaker of the variable rates of global warming

    Yu Kosaka;Shang-Ping Xie

  • Limitations of Seasonal Predictability for Summer Climate over East Asia and the Northwestern Pacific

    Yu Kosaka;J. S. Chowdary;Shang-Ping Xie;Young-Mi Min

  • Dynamics of Interannual Variability in Summer Precipitation over East Asia

    Yu Kosaka;Shang-Ping Xie;Hisashi Nakamura

  • The Impact of Poleward Moisture and Sensible Heat Flux on Arctic Winter Sea Ice Variability

    Hyo Seok Park;Sukyoung Lee;Seok Woo Son;Steven B. Feldstein

  • Seasonality and Predictability of the Indian Ocean Dipole Mode: ENSO Forcing and Internal Variability

    Yun Yang;Shang Ping Xie;Shang Ping Xie;Lixin Wu;Yu Kosaka

  • Enhanced warming constrained by past trends in equatorial Pacific sea surface temperature gradient

    Masahiro Watanabe;Jean-Louis Dufresne;Yu Kosaka;Thorsten Mauritsen

  • Intensification of El Niño-induced atmospheric anomalies under greenhouse warming

    Kaiming Hu;Gang Huang;Ping Huang;Yu Kosaka

  • Decadal increase in Ningaloo Niño since the late 1990s

    Ming Feng;Harry H. Hendon;Shang-Ping Xie;Andrew G. Marshall

  • Predictability of summer northwest Pacific climate in 11 coupled model hindcasts: Local and remote forcing

    J. S. Chowdary;Shang-Ping Xie;June-Yi Lee;Yu Kosaka

Frequent Co-Authors

Shang-Ping Xie
Shang-Ping Xie University of California, San Diego
Hisashi Nakamura
Hisashi Nakamura University of Tokyo
Masahiro Watanabe
Masahiro Watanabe University of Tokyo
Arthur J. Miller
Arthur J. Miller University of California, San Diego
Masahide Kimoto
Masahide Kimoto University of Tokyo
Nathaniel C. Johnson
Nathaniel C. Johnson Geophysical Fluid Dynamics Laboratory
Yan Du
Yan Du Chinese Academy of Sciences
June-Yi Lee
June-Yi Lee Pusan National University
Gabriel A. Vecchi
Gabriel A. Vecchi Princeton University
Ngar-Cheung Lau
Ngar-Cheung Lau Chinese University of Hong Kong

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