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
Earth Science 82 458 393 243 201 363 25718

Andy Ridgwell publications per year

The chart shows the history of publications by Andy Ridgwell between 1992 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Andy Ridgwell published across 35 years, from 1992 to 2026, averaging 12.1 papers a year. Output peaked at 32 publications in 2021. 14 of the 425 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1992 to 2026. Vertical axis: number of publications, 0 to 32. Peak 32 publications in 2021. 1992: 2 publications 1993: 0 publications 1994: 0 publications 1995: 0 publications 1996: 0 publications 1997: 0 publications 1998: 0 publications 1999: 2 publications 2000: 2 publications 2001: 1 publication 2002: 4 publications 2003: 6 publications 2004: 2 publications 2005: 6 publications 2006: 8 publications 2007: 11 publications 2008: 11 publications 2009: 23 publications 2010: 24 publications 2011: 15 publications 2012: 23 publications 2013: 27 publications 2014: 27 publications 2015: 27 publications 2016: 31 publications 2017: 11 publications 2018: 30 publications 2019: 19 publications 2020: 28 publications 2021: 32 publications 2022: 8 publications 2023: 15 publications 2024: 16 publications 2025: 11 publications 2026: 3 publications
1992 2026

425 publications in total across all disciplines

View publications per year as a table
Andy Ridgwell: publications per year, 1992 to 2026
Year Publications
1992 2
1993 0
1994 0
1995 0
1996 0
1997 0
1998 0
1999 2
2000 2
2001 1
2002 4
2003 6
2004 2
2005 6
2006 8
2007 11
2008 11
2009 23
2010 24
2011 15
2012 23
2013 27
2014 27
2015 27
2016 31
2017 11
2018 30
2019 19
2020 28
2021 32
2022 8
2023 15
2024 16
2025 11
2026 3
Total 425
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Andy Ridgwell 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 Andy Ridgwell 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, 358–367 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: 363 publications — 92nd percentile

92% 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
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 60 363
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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Andy Ridgwell 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 Andy Ridgwell 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, 82 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: 82 D-Index — 95th percentile

95% 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 82
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
103 4
104 6
105 6
106+ 98
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Overview

Andy Ridgwell is affiliated with the University of California, Riverside in the United States. Their research predominantly spans Earth and Planetary Sciences with a focus on Environmental Science as well.

The scientist's subfields of study include Atmospheric Science, Oceanography, Paleontology, Ecology, and Environmental Chemistry. Their research topics cover a diverse range within geology and paleoclimatology, paleontology and stratigraphy of fossils, methane hydrates and related phenomena, marine and coastal ecosystems, isotope analysis in ecology, marine biology and ecology research, and atmospheric and environmental gas dynamics.

They have contributed to multiple publications, including numerous articles in venues such as Zenodo (CERN European Organization for Nuclear Research), Abstracts with programs - Geological Society of America, Geoscientific Model Development, Publishing Network for Geoscientific and Environmental Data (PANGAEA), and Science.

Some of the recent papers connected to their research include:

  • "Past climates inform our future" (2020, Science)
  • "Orographic evolution of northern Tibet shaped vegetation and plant diversity in eastern Asia" (2021, Science Advances)
  • "Toward a Cenozoic history of atmospheric CO 2" (2023, Science)
  • "Proxy evidence for state-dependence of climate sensitivity in the Eocene greenhouse" (2020, Nature Communications)
  • "Spatial patterns of climate change across the Paleocene-Eocene Thermal Maximum" (2022, Proceedings of the National Academy of Sciences)

Andy Ridgwell frequently collaborates with multiple coauthors. Those with whom they have partnered extensively include Dominik Hülse, Sandra Kirtland Turner, Sebastiaan van de Velde, Alexandre Pohl, and Ben A. Ward.

Best Publications

  • Global Iron Connections Between Desert Dust, Ocean Biogeochemistry, and Climate

    T. Jickells;Z An;K.K. Andersen;A.R. Baker

  • The Geological Record of Ocean Acidification

    Bärbel Hönisch;Andy Ridgwell;Daniela N. Schmidt;Ellen Thomas;Ellen Thomas

  • Atmospheric Lifetime of Fossil Fuel Carbon Dioxide

    David Archer;Michael Eby;Victor Brovkin;Andy Ridgwell

  • The role of the global carbonate cycle in the regulation and evolution of the Earth system

    Andy Ridgwell;Richard E. Zeebe

  • Effect of iron supply on Southern Ocean CO2 uptake and implications for glacial atmospheric CO2

    AJ Watson;Dce Bakker;Andy J Ridgwell;PW Boyd

  • Past climates inform our future

    Jessica E. Tierney;Christopher J. Poulsen;Isabel P. Montañez;Tripti Bhattacharya

  • Changing atmospheric CO2 concentration was the primary driver of early Cenozoic climate

    Eleni Anagnostou;Eleanor H. John;Kirsty M. Edgar;Gavin L. Foster

  • Anthropogenic carbon release rate unprecedented during the past 66 million years

    Richard E. Zeebe;Andy Ridgwell;Andy Ridgwell;James C. Zachos

  • How well do global ocean biogeochemistry models simulate dissolved iron distributions

    Alessandro Tagliabue;Olivier Aumont;Ros Death;John P. Dunne

  • Very large release of mostly volcanic carbon during the Palaeocene–Eocene Thermal Maximum

    Marcus Gutjahr;Andy Ridgwell;Philip F Sexton;Eleni Anagnostou

  • A Cenozoic record of the equatorial Pacific carbonate compensation depth

    Heiko Pälike;Mitchell W. Lyle;Hiroshi Nishi;Isabella Raffi

  • Enhanced weathering strategies for stabilizing climate and averting ocean acidification

    Lyla L. Taylor;Joe Quirk;Rachel M S Thorley;Pushker A. Kharecha;Pushker A. Kharecha

  • Gas hydrates: past and future geohazard?

    Mark Maslin;Matthew Owen;Richard Betts;Simon Day

  • Long-Term climate change commitment and reversibility: An EMIC intercomparison

    Kirsten Zickfeld;Michael Eby;Andrew J. Weaver;Kaitlin Alexander

  • Climate model and proxy data constraints on ocean warming across the Paleocene-Eocene Thermal Maximum

    Tom Dunkley Jones;Daniel J. Lunt;Daniela N. Schmidt;Andy Ridgwell

  • Slow release of fossil carbon during the Palaeocene-Eocene Thermal Maximum

    Ying Cui;Lee R. Kump;Andy J. Ridgwell;Adam J. Charles

  • A Mid Mesozoic Revolution in the regulation of ocean chemistry

    Andy J Ridgwell

  • Past constraints on the vulnerability of marine calcifiers to massive carbon dioxide release

    Andy J Ridgwell;Daniela N Schmidt

  • Why marine phytoplankton calcify

    Fanny M Monteiro;Lennart T. Bach;Colin Brownlee;Paul Bown

  • Marine geochemical data assimilation in an efficient Earth System Model of global biogeochemical cycling

    A.J. Ridgwell;J.C. Hargreaves;N.R. Edwards;J.D. Annan

  • Anthropogenic carbon release rate unprecedented during past 66 million years

    Richard E Zeebe;Andy Ridgwell;James C Zachos

  • The geological record of ocean acidification

    B. Hoenisch;A. J. Ridgwell;E. Thomas;J. C. Zachos

Frequent Co-Authors

Ellen Thomas
Ellen Thomas Yale University
Daniel J. Lunt
Daniel J. Lunt University of Bristol
Lee R. Kump
Lee R. Kump Pennsylvania State University
Daniela N Schmidt
Daniela N Schmidt University of Bristol
Richard E. Zeebe
Richard E. Zeebe University of Hawaii at Manoa
Gavin L. Foster
Gavin L. Foster University of Southampton
Sandra Arndt
Sandra Arndt Université Libre de Bruxelles
Christopher T. Reinhard
Christopher T. Reinhard Georgia Institute of Technology
James C. Zachos
James C. Zachos University of California, Santa Cruz
Paul J. Valdes
Paul J. Valdes University of Bristol

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