World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
46
Citations
8511
World Ranking
4189
National Ranking
1627

Holly A. Michael 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 Holly A. Michael sits on this spectrum.

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 publications 603+

This scientist: 160 publications — 44th percentile

44% of scientists in this discipline score the same or lower.

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

Holly A. Michael 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 Holly A. Michael sits on this spectrum.

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: 46 D-Index — 55th percentile

55% of scientists in this discipline score the same or lower.

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

Overview

Holly A. Michael is a researcher affiliated with the University of Delaware in the United States. Their work primarily focuses on areas within Earth and Planetary Sciences as well as Environmental Science, with significant contributions spanning 110 and 90 publications respectively in these fields.

The scientist's research delves into several specialized subfields including Geochemistry and Petrology, Environmental Engineering, Earth-Surface Processes, Ecology, and Environmental Chemistry. These areas reflect a broad coverage of natural and engineered environmental systems and processes.

Main topics addressed in their research include Groundwater and Isotope Geochemistry, Groundwater flow and contamination studies, Coastal and Marine Dynamics, Coastal wetland ecosystem dynamics, Methane Hydrates and Related Phenomena, Geophysical and Geoelectrical Methods, and Geology and Paleoclimatology Research.

Recent notable papers authored or coauthored by Holly A. Michael are:

  • Vertical Saltwater Intrusion in Coastal Aquifers Driven by Episodic Flooding: A Review (2022), published in Water Resources Research
  • Spatial and temporal heterogeneity of geochemical controls on carbon cycling in a tidal salt marsh (2020), published in Geochimica et Cosmochimica Acta
  • Offshore Freshened Groundwater in Continental Margins (2020), published in Reviews of Geophysics
  • The impacts of climate change on coastal groundwater (2024), published in Nature Reviews Earth & Environment
  • Storm Surges Cause Simultaneous Salinization and Freshening of Coastal Aquifers, Exacerbated by Climate Change (2021), published in Water Resources Research

Frequently collaborating authors in Holly A. Michael's research include:

  • Dannielle Pratt
  • Xiaolong Geng
  • Amanda Sprague-Getsy
  • James W. Heiss
  • Anner Paldor

Their research work has been disseminated through a variety of publication venues, often appearing in:

  • Water Resources Research
  • HydroShare Resources
  • Abstracts with programs - Geological Society of America
  • Journal of Hydrology
  • Geophysical Research Letters

Holly A. Michael's contributions cover a broad range of environmental and earth science disciplines, with particular emphasis on coastal groundwater dynamics, geochemical processes, and the interactions between climate change and aquatic systems.

Best Publications

  • Spatial and Temporal Variations of Groundwater Arsenic in South and Southeast Asia

    Scott Fendorf;Holly A. Michael;Alexander van Geen

  • Seasonal oscillations in water exchange between aquifers and the coastal ocean

    Holly A. Michael;Ann E. Mulligan;Charles F. Harvey

  • Groundwater dynamics and arsenic contamination in Bangladesh

    Charles F. Harvey;Khandaker N. Ashfaque;Winston Yu;A.B.M. Badruzzaman

  • Science, society, and the coastal groundwater squeeze

    H A Michael;Vincent Eduard Alexander Post;A M Wilson;Adrian D Werner

  • Vulnerability of deep groundwater in the Bengal Aquifer System to contamination by arsenic

    W. G. Burgess;M. A. Hoque;H. A. Michael;C. I. Voss

  • Saltwater‐freshwater mixing dynamics in a sandy beach aquifer over tidal, spring‐neap, and seasonal cycles

    James W. Heiss;Holly A. Michael

  • Global assessment of vulnerability to sea-level rise in topography-limited and recharge-limited coastal groundwater systems

    Holly A. Michael;Christopher J. Russoniello;Lindsay A. Byron

  • Evaluation of the sustainability of deep groundwater as an arsenic-safe resource in the Bengal Basin

    Holly A. Michael;Clifford I. Voss

  • Controls on groundwater flow in the Bengal Basin of India and Bangladesh: regional modeling analysis

    Holly A. Michael;Clifford I. Voss

  • Characterizing submarine groundwater discharge: A seepage meter study in Waquoit Bay, Massachusetts

    Holly A. Michael;Jonathan S. Lubetsky;Charles F. Harvey

  • Arsenic migration to deep groundwater in Bangladesh influenced by adsorption and water demand

    K. A. Radloff;Y. Zheng;Y. Zheng;H. A. Michael;M. Stute;M. Stute

  • Radium isotopes as submarine groundwater discharge (SGD) tracers: Review and recommendations

    J. Garcia-Orellana;V. Rodellas;J. Tamborski;M. Diego-Feliu

  • Dynamic hydrologic and biogeochemical processes drive microbially enhanced iron and sulfur cycling within the intertidal mixing zone of a beach aquifer

    Sean M. McAllister;Joshua M. Barnett;James W. Heiss;Alyssa J. Findlay

  • Combining geologic‐process models and geostatistics for conditional simulation of 3‐D subsurface heterogeneity

    H. A. Michael;H. Li;A. Boucher;T. Sun

  • Geologic influence on groundwater salinity drives large seawater circulation through the continental shelf

    Holly A. Michael;Kaileigh C. Scott;Mohammad Koneshloo;Xuan Yu

  • Estimation of regional-scale groundwater flow properties in the Bengal Basin of India and Bangladesh

    Holly A. Michael;Holly A. Michael;Clifford I. Voss

  • Vertical Saltwater Intrusion in Coastal Aquifers Driven by Episodic Flooding: A Review

    Unknown

  • Megacity pumping and preferential flow threaten groundwater quality.

    Mahfuzur R. Khan;Mohammad Koneshloo;Peter Knappett;Kazi Matin Ahmed

  • Physical Controls on Biogeochemical Processes in Intertidal Zones of Beach Aquifers

    James W. Heiss;Vincent E. A. Post;Vincent E. A. Post;Tariq Laattoe;Christopher J. Russoniello

  • Impact of topography on groundwater salinization due to ocean surge inundation

    Xuan Yu;Jie Yang;Thomas Graf;Mohammad Koneshloo

  • Patterns and variability of groundwater flow and radium activity at the coast: A case study from Waquoit Bay, Massachusetts

    Holly A. Michael;Matthew A. Charette;Charles F. Harvey

Frequent Co-Authors

William J. Ullman
William J. Ullman University of Delaware
Kazi Matin Ahmed
Kazi Matin Ahmed University of Dhaka
Chris Paola
Chris Paola University of Minnesota
Peter Schlosser
Peter Schlosser Arizona State University
Benjamin C. Bostick
Benjamin C. Bostick Lamont-Doherty Earth Observatory
Brian J. Mailloux
Brian J. Mailloux Barnard College
Clifford I. Voss
Clifford I. Voss United States Geological Survey
Vincent E. A. Post
Vincent E. A. Post Federal Institute for Geosciences and Natural Resources
Michel C. Boufadel
Michel C. Boufadel New Jersey Institute of Technology

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