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Earth Science
USA
2026
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Environmental Sciences
USA
2025

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 102 115 97 60 50 270 74763

James Hansen publications per year

The chart shows the history of publications by James Hansen between 1958 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. James Hansen published across 68 years, from 1958 to 2025, averaging 7.5 papers a year. Output peaked at 29 publications in 2013. 4 of the 511 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1958 to 2025. Vertical axis: number of publications, 0 to 29. Peak 29 publications in 2013. 1958: 1 publication 1959: 0 publications 1960: 0 publications 1961: 0 publications 1962: 0 publications 1963: 0 publications 1964: 0 publications 1965: 2 publications 1966: 2 publications 1967: 3 publications 1968: 2 publications 1969: 4 publications 1970: 1 publication 1971: 6 publications 1972: 2 publications 1973: 2 publications 1974: 10 publications 1975: 6 publications 1976: 3 publications 1977: 9 publications 1978: 1 publication 1979: 6 publications 1980: 4 publications 1981: 3 publications 1982: 1 publication 1983: 9 publications 1984: 3 publications 1985: 4 publications 1986: 3 publications 1987: 2 publications 1988: 3 publications 1989: 1 publication 1990: 5 publications 1991: 2 publications 1992: 4 publications 1993: 6 publications 1994: 2 publications 1995: 7 publications 1996: 6 publications 1997: 10 publications 1998: 9 publications 1999: 11 publications 2000: 16 publications 2001: 23 publications 2002: 16 publications 2003: 4 publications 2004: 19 publications 2005: 8 publications 2006: 23 publications 2007: 25 publications 2008: 14 publications 2009: 8 publications 2010: 11 publications 2011: 11 publications 2012: 17 publications 2013: 29 publications 2014: 14 publications 2015: 21 publications 2016: 16 publications 2017: 9 publications 2018: 22 publications 2019: 16 publications 2020: 17 publications 2021: 4 publications 2022: 8 publications 2023: 1 publication 2024: 1 publication 2025: 3 publications
1958 2025

511 publications in total across all disciplines

View publications per year as a table
James Hansen: publications per year, 1958 to 2025
Year Publications
1958 1
1959 0
1960 0
1961 0
1962 0
1963 0
1964 0
1965 2
1966 2
1967 3
1968 2
1969 4
1970 1
1971 6
1972 2
1973 2
1974 10
1975 6
1976 3
1977 9
1978 1
1979 6
1980 4
1981 3
1982 1
1983 9
1984 3
1985 4
1986 3
1987 2
1988 3
1989 1
1990 5
1991 2
1992 4
1993 6
1994 2
1995 7
1996 6
1997 10
1998 9
1999 11
2000 16
2001 23
2002 16
2003 4
2004 19
2005 8
2006 23
2007 25
2008 14
2009 8
2010 11
2011 11
2012 17
2013 29
2014 14
2015 21
2016 16
2017 9
2018 22
2019 16
2020 17
2021 4
2022 8
2023 1
2024 1
2025 3
Total 511
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James Hansen 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 James Hansen sits on this spectrum.

No. of scientists
100 200 300 400 500
Bar chart with 58 bars. Horizontal axis: publications, 38–47 to 603+. Vertical axis: number of scientists, 0 to 557. Most scientists, 557, have 128–137 publications. The last bar groups every scientist with 603 publications or more. The highlighted bar, 268–277 publications, is where this scientist sits. 38–47 publications: 5 scientists 48–57 publications: 33 scientists 58–67 publications: 94 scientists 68–77 publications: 161 scientists 78–87 publications: 278 scientists 88–97 publications: 376 scientists 98–107 publications: 404 scientists 108–117 publications: 484 scientists 118–127 publications: 540 scientists 128–137 publications: 557 scientists 138–147 publications: 491 scientists 148–157 publications: 495 scientists 158–167 publications: 458 scientists 168–177 publications: 490 scientists 178–187 publications: 414 scientists 188–197 publications: 401 scientists 198–207 publications: 333 scientists 208–217 publications: 292 scientists 218–227 publications: 290 scientists 228–237 publications: 262 scientists 238–247 publications: 243 scientists 248–257 publications: 208 scientists 258–267 publications: 185 scientists 268–277 publications: 147 scientists 278–287 publications: 128 scientists 288–297 publications: 119 scientists 298–307 publications: 120 scientists 308–317 publications: 107 scientists 318–327 publications: 93 scientists 328–337 publications: 87 scientists 338–347 publications: 64 scientists 348–357 publications: 87 scientists 358–367 publications: 60 scientists 368–377 publications: 60 scientists 378–387 publications: 34 scientists 388–397 publications: 50 scientists 398–407 publications: 44 scientists 408–417 publications: 31 scientists 418–427 publications: 39 scientists 428–437 publications: 27 scientists 438–447 publications: 36 scientists 448–457 publications: 27 scientists 458–467 publications: 29 scientists 468–477 publications: 30 scientists 478–487 publications: 19 scientists 488–497 publications: 15 scientists 498–507 publications: 18 scientists 508–517 publications: 19 scientists 518–527 publications: 16 scientists 528–537 publications: 10 scientists 538–547 publications: 11 scientists 548–557 publications: 14 scientists 558–567 publications: 11 scientists 568–577 publications: 7 scientists 578–587 publications: 14 scientists 588–597 publications: 5 scientists 598–602 publications: 4 scientists 603+ publications: 100 scientists
38–47 publications 603+

This scientist: 270 publications — 82nd percentile

82% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 603 publications or more.

View publications distribution as a table
Number of Earth Science scientists by publication count, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
Publications Scientists This scientist
38–47 5
48–57 33
58–67 94
68–77 161
78–87 278
88–97 376
98–107 404
108–117 484
118–127 540
128–137 557
138–147 491
148–157 495
158–167 458
168–177 490
178–187 414
188–197 401
198–207 333
208–217 292
218–227 290
228–237 262
238–247 243
248–257 208
258–267 185
268–277 147 270
278–287 128
288–297 119
298–307 120
308–317 107
318–327 93
328–337 87
338–347 64
348–357 87
358–367 60
368–377 60
378–387 34
388–397 50
398–407 44
408–417 31
418–427 39
428–437 27
438–447 36
448–457 27
458–467 29
468–477 30
478–487 19
488–497 15
498–507 18
508–517 19
518–527 16
528–537 10
538–547 11
548–557 14
558–567 11
568–577 7
578–587 14
588–597 5
598–602 4
603+ 100
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James Hansen 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 James Hansen sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 77 bars. Horizontal axis: D-Index, 30 to 106+. Vertical axis: number of scientists, 0 to 389. Most scientists, 389, have 36 D-Index. The last bar groups every scientist with 106 D-Index or more. The highlighted bar, 102 D-Index, is where this scientist sits. 30 D-Index: 144 scientists 31 D-Index: 215 scientists 32 D-Index: 278 scientists 33 D-Index: 379 scientists 34 D-Index: 366 scientists 35 D-Index: 372 scientists 36 D-Index: 389 scientists 37 D-Index: 366 scientists 38 D-Index: 344 scientists 39 D-Index: 349 scientists 40 D-Index: 296 scientists 41 D-Index: 289 scientists 42 D-Index: 277 scientists 43 D-Index: 279 scientists 44 D-Index: 248 scientists 45 D-Index: 257 scientists 46 D-Index: 212 scientists 47 D-Index: 202 scientists 48 D-Index: 207 scientists 49 D-Index: 204 scientists 50 D-Index: 183 scientists 51 D-Index: 178 scientists 52 D-Index: 182 scientists 53 D-Index: 178 scientists 54 D-Index: 163 scientists 55 D-Index: 117 scientists 56 D-Index: 163 scientists 57 D-Index: 120 scientists 58 D-Index: 113 scientists 59 D-Index: 136 scientists 60 D-Index: 135 scientists 61 D-Index: 96 scientists 62 D-Index: 103 scientists 63 D-Index: 83 scientists 64 D-Index: 103 scientists 65 D-Index: 83 scientists 66 D-Index: 89 scientists 67 D-Index: 92 scientists 68 D-Index: 89 scientists 69 D-Index: 78 scientists 70 D-Index: 75 scientists 71 D-Index: 53 scientists 72 D-Index: 62 scientists 73 D-Index: 54 scientists 74 D-Index: 35 scientists 75 D-Index: 52 scientists 76 D-Index: 50 scientists 77 D-Index: 32 scientists 78 D-Index: 37 scientists 79 D-Index: 20 scientists 80 D-Index: 33 scientists 81 D-Index: 36 scientists 82 D-Index: 34 scientists 83 D-Index: 34 scientists 84 D-Index: 24 scientists 85 D-Index: 19 scientists 86 D-Index: 18 scientists 87 D-Index: 26 scientists 88 D-Index: 30 scientists 89 D-Index: 17 scientists 90 D-Index: 21 scientists 91 D-Index: 19 scientists 92 D-Index: 15 scientists 93 D-Index: 14 scientists 94 D-Index: 20 scientists 95 D-Index: 9 scientists 96 D-Index: 10 scientists 97 D-Index: 15 scientists 98 D-Index: 13 scientists 99 D-Index: 3 scientists 100 D-Index: 13 scientists 101 D-Index: 3 scientists 102 D-Index: 9 scientists 103 D-Index: 4 scientists 104 D-Index: 6 scientists 105 D-Index: 6 scientists 106+ D-Index: 98 scientists
30 D-Index 106+

This scientist: 102 D-Index — 99th percentile

99% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 106 D-Index or more.

View D-Index distribution as a table
Number of Earth Science scientists by D-index, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
D-Index Scientists This scientist
30 144
31 215
32 278
33 379
34 366
35 372
36 389
37 366
38 344
39 349
40 296
41 289
42 277
43 279
44 248
45 257
46 212
47 202
48 207
49 204
50 183
51 178
52 182
53 178
54 163
55 117
56 163
57 120
58 113
59 136
60 135
61 96
62 103
63 83
64 103
65 83
66 89
67 92
68 89
69 78
70 75
71 53
72 62
73 54
74 35
75 52
76 50
77 32
78 37
79 20
80 33
81 36
82 34
83 34
84 24
85 19
86 18
87 26
88 30
89 17
90 21
91 19
92 15
93 14
94 20
95 9
96 10
97 15
98 13
99 3
100 13
101 3
102 9 102
103 4
104 6
105 6
106+ 98
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Research.com Recognitions

  • 2026 - Research.com Earth Science in United States Leader Award
  • 2025 - Research.com Environmental Sciences in United States Leader Award
  • 2023 - Research.com Environmental Sciences in United States Leader Award
  • 2016 - BBVA Foundation Frontiers of Knowledge Award
  • 1999 - Member of Academia Europaea
  • 1996 - Member of the National Academy of Sciences
  • 1993 - Fellow of American Geophysical Union (AGU)

Overview

James Hansen is affiliated with Columbia University in the United States. Their research primarily focuses on environmental science and agricultural and biological sciences, with notable specialization in global and planetary change, atmospheric science, and ecology, evolution, behavior and systematics. Their work also extensively covers geophysics and soil science.

The main topics addressed in Hansen's publications include climate variability and models, climate change impacts on agriculture, meteorological phenomena and simulations, agricultural risk and resilience, CO2 sequestration and geologic interactions, and geological and geochemical analysis as well as geological and geophysical studies worldwide.

Hansen has contributed to the following peer-reviewed papers:

  • Potential for large-scale CO2 removal via enhanced rock weathering with croplands, 2020, Nature
  • ENACTS: Advancing Climate Services Across Africa, 2022, Frontiers in Climate
  • Impact pathways from climate services to SDG2 ("zero hunger"): A synthesis of evidence, 2022, Climate Risk Management
  • Flexible forecast presentation overcomes longstanding obstacles to using probabilistic seasonal forecasts, 2022, Frontiers in Climate
  • Modeling farmers' preference and willingness to pay for improved climate services in Rwanda, 2022, Environment and Development Economics

Hansen frequently collaborates with several researchers, including:

  • Tufa Dinku
  • Anthony Whitbread
  • Rémi Cousin
  • Amanda Grossi
  • Edward R. Carr

Their publications appear most often in the following venues:

  • Frontiers in Climate
  • International Journal of Economics and Financial Issues
  • Nature
  • Climate Risk Management
  • Environment and Development Economics

Over the course of their career, Hansen has received multiple recognitions, including being named a Fellow of the American Geophysical Union in 1993, election to the National Academy of Sciences in 1996, membership in the Academia Europaea in 1999, and receiving the BBVA Foundation Frontiers of Knowledge Award in 2016.

Best Publications

  • A safe operating space for humanity

    Johan Rockström;Johan Rockström;Will Steffen;Will Steffen;Kevin Noone;Åsa Persson;Åsa Persson

  • Planetary boundaries: Exploring the safe operating space for humanity

    Johan Rockström;Johan Rockström;Will Steffen;Will Steffen;Kevin Noone;Åsa Persson;Åsa Persson

  • Climate Forcing by Anthropogenic Aerosols

    R. J. Charlson;S. E. Schwartz;J. M. Hales;R. D. Cess

  • GLOBAL SURFACE TEMPERATURE CHANGE

    J. Hansen;R. Ruedy;M. Sato;K. Lo

  • Light scattering in planetary atmospheres

    James E. Hansen;Larry D. Travis

  • Global temperature change.

    James Hansen;Makiko Sato;Reto Ruedy;Ken Lo

  • Radiative forcing and climate response

    J. Hansen;M. Sato;R. Ruedy

  • Climate Effects of Black Carbon Aerosols in China and India

    Surabi Menon;Surabi Menon;James Hansen;Larissa Nazarenko;Larissa Nazarenko;Yunfeng Luo

  • A parameterization for the absorption of solar radiation in the earth's atmosphere

    Andrew A. Lacis;James Hansen

  • Target atmospheric CO2: Where should humanity aim?

    James Hansen;Makiko Sato;Pushker Kharecha;David Beerling

  • Perception of climate change

    James Hansen;Makiko Sato;Reto Ruedy

  • Soot climate forcing via snow and ice albedos

    James Hansen;Larissa Nazarenko

  • Efficacy of climate forcings

    J. Hansen;J. Hansen;M. Sato;R. Ruedy;L. Nazarenko

  • Climate Sensitivity: Analysis of Feedback Mechanisms

    J. Hansen;A. Lacis;D. Rind;G. Russell

  • Climate Impact of Increasing Atmospheric Carbon Dioxide

    J. Hansen;D. Johnson;A. Lacis;S. Lebedeff

  • Efficient Three-Dimensional Global Models for Climate Studies: Models I and II

    J. Hansen;G. Russell;D. Rind;P. Stone

  • Global climate changes as forecast by Goddard Institute for Space Studies three-dimensional model

    J. Hansen;I. Fung;A. Lacis;D. Rind

  • Global warming in the twenty-first century: An alternative scenario

    James Hansen;Makiko Sato;Reto Ruedy;Andrew Lacis

  • Global trends of measured surface air temperature

    James Hansen;Sergej Lebedeff

  • Earth's Energy Imbalance: Confirmation and Implications

    James Hansen;Larissa Nazarenko;Reto Ruedy;Makiko Sato

Frequent Co-Authors

Makiko Sato
Makiko Sato Columbia University
Andrew A. Lacis
Andrew A. Lacis Goddard Institute for Space Studies
Reto Ruedy
Reto Ruedy Goddard Institute for Space Studies
David Rind
David Rind Goddard Institute for Space Studies
Gary L. Russell
Gary L. Russell Goddard Institute for Space Studies
Gavin A. Schmidt
Gavin A. Schmidt Goddard Institute for Space Studies
Drew T. Shindell
Drew T. Shindell Duke University
Pramod K. Aggarwal
Pramod K. Aggarwal Borlaug Institute for South Asia
Ron L. Miller
Ron L. Miller Goddard Institute for Space Studies
David J. Beerling
David J. Beerling University of Sheffield

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Related Online Degrees & Career Pathways

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Moreover, professionals aiming to specialize in information management can consider programs from ala-accredited schools, which are recognized for their quality online Master of Library and Information Science degrees — crucial for managing scientific data and research resources.

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