World's Best Scientists 2026 revealed!
Ann Holbourn

Ann Holbourn

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 50 3363 3079 226 212 395 10583

Ann Holbourn publications per year

The chart shows the history of publications by Ann Holbourn between 1995 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ann Holbourn published across 31 years, from 1995 to 2025, averaging 13.4 papers a year. Output peaked at 47 publications in 2018. 10 of the 414 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1995 to 2025. Vertical axis: number of publications, 0 to 47. Peak 47 publications in 2018. 1995: 5 publications 1996: 0 publications 1997: 1 publication 1998: 4 publications 1999: 3 publications 2000: 1 publication 2001: 7 publications 2002: 9 publications 2003: 2 publications 2004: 12 publications 2005: 18 publications 2006: 10 publications 2007: 7 publications 2008: 9 publications 2009: 9 publications 2010: 27 publications 2011: 14 publications 2012: 11 publications 2013: 16 publications 2014: 26 publications 2015: 21 publications 2016: 16 publications 2017: 23 publications 2018: 47 publications 2019: 20 publications 2020: 23 publications 2021: 36 publications 2022: 13 publications 2023: 14 publications 2024: 4 publications 2025: 6 publications
1995 2025

414 publications in total across all disciplines

View publications per year as a table
Ann Holbourn: publications per year, 1995 to 2025
Year Publications
1995 5
1996 0
1997 1
1998 4
1999 3
2000 1
2001 7
2002 9
2003 2
2004 12
2005 18
2006 10
2007 7
2008 9
2009 9
2010 27
2011 14
2012 11
2013 16
2014 26
2015 21
2016 16
2017 23
2018 47
2019 20
2020 23
2021 36
2022 13
2023 14
2024 4
2025 6
Total 414
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Ann Holbourn 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 Ann Holbourn 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, 388–397 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: 395 publications — 94th percentile

94% 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
368–377 60
378–387 34
388–397 50 395
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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Ann Holbourn 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 Ann Holbourn 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, 50 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: 50 D-Index — 64th percentile

64% 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 50
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
103 4
104 6
105 6
106+ 98
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Overview

Ann Holbourn is affiliated with Kiel University in Germany and has contributed extensively to the study of Earth sciences with a focus on geology and paleoclimatology. Their research spans several disciplines, including Earth and Planetary Sciences, Environmental Science, and Engineering. This wide-ranging expertise supports investigations into climate, sedimentology, and environmental changes over geological time scales.

The scientist's work encompasses subfields such as Atmospheric Science, Ocean Engineering, Environmental Chemistry, Geophysics, and Geology. These areas highlight a multidisciplinary approach to understanding Earth systems and past climate dynamics.

Holbourn's research interests concentrate on key topics including:

  • Geology and Paleoclimatology Research
  • Methane Hydrates and Related Phenomena
  • Reservoir Engineering and Simulation Methods
  • Geological and Geophysical Studies
  • Isotope Analysis in Ecology
  • Seismic Imaging and Inversion Techniques
  • Paleontology and Stratigraphy of Fossils

The scientist has authored several papers across notable journals, with publications from 2020 and 2021 illustrating their recent contributions:

  • An astronomically dated record of Earth's climate and its predictability over the last 66 million years, 2020, Science
  • The Miocene: The Future of the Past, 2020, Paleoceanography and Paleoclimatology
  • Global warming-induced Asian hydrological climate transition across the Miocene-Pliocene boundary, 2021, Nature Communications
  • Cretaceous oceanic anoxic events prolonged by phosphorus cycle feedbacks, 2020, Climate of the Past
  • A ∼12 Myr Miocene Record of East Asian Monsoon Variability From the South China Sea, 2021, Paleoceanography and Paleoclimatology

Frequent coauthors collaborating with Holbourn have included Wolfgang Kuhnt, Liviu Giosan, Christian Betzler, Sebastian Beil, and Karlos Guilherme Diemer Kochhann. These partnerships reflect interdisciplinary teamwork across geological and environmental research.

Major publication venues for Holbourn's work feature:

  • Zenodo (CERN European Organization for Nuclear Research)
  • Publishing Network for Geoscientific and Environmental Data (PANGAEA) (Alfred Wegener Institute for Polar and Marine Research)
  • OPAL (Open@LaTrobe) (La Trobe University)
  • Paleoceanography and Paleoclimatology
  • Palaeogeography Palaeoclimatology Palaeoecology

Best Publications

  • An astronomically dated record of Earth's climate and its predictability over the last 66 million years.

    Thomas Westerhold;Norbert Marwan;Norbert Marwan;Anna Joy Drury;Anna Joy Drury;Diederik Liebrand

  • The Miocene: The Future of the Past

    M. Steinthorsdottir;M. Steinthorsdottir;H. K. Coxall;A. M. de Boer;M. Huber

  • Impacts of orbital forcing and atmospheric carbon dioxide on Miocene ice-sheet expansion

    Ann E L Holbourn;Wolfgang Kuhnt;Michael Schulz;Helmut Erlenkeuser

  • A Cenozoic record of the equatorial Pacific carbonate compensation depth

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

  • Orbitally-paced climate evolution during the middle Miocene “Monterey” carbon-isotope excursion

    Ann E L Holbourn;Wolfgang Kuhnt;Michael Schulz;José Abel Flores

  • Late Miocene climate cooling and intensification of southeast Asian winter monsoon

    Ann E. Holbourn;Wolfgang Kuhnt;Steven C. Clemens;Karlos G. D. Kochhann;Karlos G. D. Kochhann

  • Global perturbation of the carbon cycle at the onset of the Miocene Climatic Optimum

    Ann Holbourn;Wolfgang Kuhnt;Karlos G.D. Kochhann;Nils Andersen

  • Neogene History of the Indonesian Throughflow

    Wolfgang Kuhnt;Ann Holbourn;Robert Hall;Mafia Zuvela

  • Middle Miocene climate cooling linked to intensification of eastern equatorial Pacific upwelling

    Ann Holbourn;Wolfgang Kuhnt;Mitch Lyle;Leah Schneider

  • Middle to late Miocene stepwise climate cooling: Evidence from a high-resolution deep water isotope curve spanning 8 million years

    Ann Holbourn;Wolfgang Kuhnt;Steven Clemens;Warren Prell

  • Changes in the thermocline structure of the Indonesian outflow during Terminations I and II

    Jian Xu;Ann Holbourn;Wolfgang Kuhnt;Zhimin Jian

  • Atlas of Benthic Foraminifera: Holbourn/Atlas of Benthic Foraminifera

    Ann Holbourn;Andrew S. Henderson;Norman MacLeod

  • Atlas of Benthic Foraminifera

    Ann E. L. Holbourn;Andrew S. Henderson;Norman MacLeod

  • Cretaceous separation of Africa and South America: the view from the West African margin (ODP Leg 159)

    T. Pletsch;J. Erbacher;A. E. L. Holbourn;W. Kuhnt

  • Precession-band variance missing from East Asian monsoon runoff

    Steven C Clemens;Ann Holbourn;Yoshimi Kubota;Kyung Eun Lee

  • Orbitally paced paleoproductivity variations in the Timor Sea and Indonesian Throughflow variability during the last 460 kyr

    Ann Holbourn;Wolfgang Kuhnt;Hiroshi Kawamura;Zhimin Jian

  • Transient global cooling at the onset of early Aptian oceanic anoxic event (OAE) 1a

    Wolfgang Kuhnt;Ann Holbourn;Michel Moullade

  • Response of deep-water agglutinated foraminifera to dysoxic conditions in the California Borderland basins

    Kaminski;E. Boersma;J. Tyszka;A.E.L. Holbourn

  • Southern Hemisphere control on Australian monsoon variability during the late deglaciation and Holocene

    Wolfgang Kuhnt;Ann E L Holbourn;Jian Xu;Bradley Opdyke

  • Changes in the vertical profile of the Indonesian Throughflow during Termination II: Evidence from the Timor Sea

    Jian Xu;Wolfgang Kuhnt;Ann Holbourn;Nils Andersen

Frequent Co-Authors

Wolfgang Kuhnt
Wolfgang Kuhnt Kiel University
Nils Andersen
Nils Andersen Kiel University
Mitchell W Lyle
Mitchell W Lyle Oregon State University
Ed C Hathorne
Ed C Hathorne GEOMAR Helmholtz Centre for Ocean Research Kiel
Oscar E Romero
Oscar E Romero University of Bremen
Michael Schulz
Michael Schulz Norwegian Meteorological Institute
James E T Channell
James E T Channell University of Florida
Isabella Raffi
Isabella Raffi University of Chieti-Pescara
Roy H Wilkens
Roy H Wilkens University of Hawaiʻi Sea Grant
Heiko Pälike
Heiko Pälike University of Bremen

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