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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 66 1305 1157 81 71 312 16547

Craig T. Simmons publications per year

The chart shows the history of publications by Craig T. Simmons between 1987 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Craig T. Simmons published across 39 years, from 1987 to 2025, averaging 9.3 papers a year. Output peaked at 29 publications in 2009. 17 of the 362 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1987 to 2025. Vertical axis: number of publications, 0 to 29. Peak 29 publications in 2009. 1987: 1 publication 1988: 5 publications 1989: 1 publication 1990: 0 publications 1991: 0 publications 1992: 3 publications 1993: 1 publication 1994: 2 publications 1995: 0 publications 1996: 2 publications 1997: 1 publication 1998: 2 publications 1999: 5 publications 2000: 2 publications 2001: 6 publications 2002: 2 publications 2003: 4 publications 2004: 4 publications 2005: 4 publications 2006: 7 publications 2007: 7 publications 2008: 26 publications 2009: 29 publications 2010: 20 publications 2011: 17 publications 2012: 19 publications 2013: 22 publications 2014: 21 publications 2015: 17 publications 2016: 20 publications 2017: 13 publications 2018: 14 publications 2019: 20 publications 2020: 19 publications 2021: 10 publications 2022: 11 publications 2023: 8 publications 2024: 9 publications 2025: 8 publications
1987 2025

362 publications in total across all disciplines

View publications per year as a table
Craig T. Simmons: publications per year, 1987 to 2025
Year Publications
1987 1
1988 5
1989 1
1990 0
1991 0
1992 3
1993 1
1994 2
1995 0
1996 2
1997 1
1998 2
1999 5
2000 2
2001 6
2002 2
2003 4
2004 4
2005 4
2006 7
2007 7
2008 26
2009 29
2010 20
2011 17
2012 19
2013 22
2014 21
2015 17
2016 20
2017 13
2018 14
2019 20
2020 19
2021 10
2022 11
2023 8
2024 9
2025 8
Total 362
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Craig T. Simmons 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 Craig T. Simmons 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, 308–317 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: 312 publications — 88th percentile

88% 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
308–317 107 312
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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Craig T. Simmons 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 Craig T. Simmons 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, 66 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: 66 D-Index — 86th percentile

86% 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 66
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

Craig T. Simmons is affiliated with Flinders University in Australia. Their research primarily focuses on Environmental Science and Earth and Planetary Sciences, with a substantial number of publications in related subfields including Environmental Engineering, Water Science and Technology, Geochemistry and Petrology, Global and Planetary Change, and Ocean Engineering.

The scientist's work covers a range of main topics centered on groundwater and hydrology, such as groundwater flow and contamination studies, hydrology and watershed management studies, groundwater and isotope geochemistry, geophysics and gravity measurements, groundwater and watershed analysis, flood risk assessment and management, and reservoir engineering and simulation methods.

Craig T. Simmons has authored numerous papers, with several recent publications including:

  • Global water resources and the role of groundwater in a resilient water future, 2023, Nature Reviews Earth & Environment
  • Review of assimilating GRACE terrestrial water storage data into hydrological models: Advances, challenges and opportunities, 2020, Earth-Science Reviews
  • Interaction of lake-groundwater levels using cross-correlation analysis: A case study of Lake Urmia Basin, Iran, 2020, The Science of The Total Environment
  • Normalized difference vegetation index as the dominant predicting factor of groundwater recharge in phreatic aquifers: case studies across Iran, 2020, Scientific Reports
  • Controls on Interactions Between Surface Water, Groundwater, and Riverine Vegetation Along Intermittent Rivers and Ephemeral Streams in Arid Regions, 2020, Water Resources Research

The scientist frequently collaborates with other researchers, including Behzad Ataie-Ashtiani, Peter G. Cook, Marwan Fahs, Daniel Partington, and Anis Younés. Their work is often published in journals such as Journal of Hydrology, Water Resources Research, Hydrogeology Journal, Nature Reviews Earth & Environment, and International Journal of Greenhouse Gas Control.

Craig T. Simmons has contributed to book publications as well, with a notable title being "Variable density groundwater flow," published in 2022 by The Groundwater Project eBooks.

Best Publications

  • Seawater intrusion processes, investigation and management: Recent advances and future challenges

    Adrian Deane Werner;Mark Bakker;Vincent E. A. Post;Alexander Vandenbohede

  • Global water resources and the role of groundwater in a resilient water future

    Unknown

  • Impact of sea-level rise on sea water intrusion in coastal aquifers.

    Adrian D Werner;Craig Trevor Simmons

  • HydroGeoSphere: A Fully Integrated, Physically Based Hydrological Model

    Philip Brunner;Craig T. Simmons

  • Variable-density groundwater flow and solute transport in heterogeneous porous media: approaches, resolutions and future challenges.

    Craig T. Simmons;Thomas R. Fenstemaker;John M. Sharp

  • Contrasting responses of water use efficiency to drought across global terrestrial ecosystems

    Yuting Yang;Huade Guan;Okke Batelaan;Tim R. McVicar

  • Sea-level rise impacts on seawater intrusion in coastal aquifers: review and integration.

    Hamed Ketabchi;Davood Mahmoodzadeh;Behzad Ataie-Ashtiani;Behzad Ataie-Ashtiani;Craig T. Simmons

  • Hydrogeologic controls on disconnection between surface water and groundwater

    Philip Andreas Brunner;Peter G Cook;Craig Trevor Simmons

  • Advances in understanding river-groundwater interactions

    Philip Brunner;René Therrien;Philippe Renard;Craig T. Simmons

  • Vulnerability Indicators of Sea Water Intrusion

    Adrian D. Werner;James D. Ward;Leanne K. Morgan;Craig T. Simmons

  • Season-of-birth bias in association football.

    Craig Simmons;Geoffrey C. Paull

  • Using Hydraulic Head Measurements in Variable-Density Ground Water Flow Analyses

    Vincent Eduard Alexander Post;Henk Kooi;Craig Trevor Simmons

  • Evaluation of outputs from automated baseflow separation methods against simulated baseflow from a physically based, surface water-groundwater flow model

    Daniel Partington;Philip Brunner;Craig Simmons;Adrian Werner

  • Modeling surface water-groundwater interaction with MODFLOW: some considerations.

    Philip Brunner;Craig T. Simmons;Peter G. Cook;René Therrien

  • Spatial and temporal aspects of the transition from connection to disconnection between rivers, lakes and groundwater

    Philip Brunner;Craig T. Simmons;Peter G. Cook

  • GRACE satellite observed hydrological controls on interannual and seasonal variability in surface greenness over mainland Australia

    Yuting Yang;Yuting Yang;Di Long;Di Long;Huade Guan;Bridget R. Scanlon

  • On a test case for density‐dependent groundwater flow and solute transport models: The Salt Lake Problem

    Craig T. Simmons;Kumar A. Narayan;Robin A. Wooding

  • Transience of seawater intrusion in response to sea level rise

    Ty A. Watson;Adrian D. Werner;Craig T. Simmons

  • Disconnected surface water and groundwater: from theory to practice.

    Philip Brunner;Peter G. Cook;Peter G. Cook;Craig T. Simmons

  • Variable density groundwater flow: From current challenges to future possibilities

    Craig Trevor Simmons

  • The compleat Darcy: New lessons learned from the first English translation of les fontaines publiques de la Ville de Dijon

    John M Sharp;Craig Trevor Simmons

Frequent Co-Authors

Behzad Ataie-Ashtiani
Behzad Ataie-Ashtiani University of Newcastle Australia
Peter G. Cook
Peter G. Cook Flinders University
Adrian D. Werner
Adrian D. Werner Flinders University
Huade Guan
Huade Guan Flinders University
Philip Brunner
Philip Brunner University of Neuchâtel
Vincent E. A. Post
Vincent E. A. Post Federal Institute for Geosciences and Natural Resources
Henning Prommer
Henning Prommer University of Western Australia
René Therrien
René Therrien Université Laval
Anis Younes
Anis Younes University of Strasbourg
Donald A. Nield
Donald A. Nield University of Auckland

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