World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
57
Citations
11053
World Ranking
2280
National Ranking
12

Rewi M. Newnham 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 Rewi M. Newnham sits on this spectrum.

38–42 publications: 1 scientists 43–47 publications: 0 scientists 48–52 publications: 3 scientists 53–57 publications: 8 scientists 58–62 publications: 11 scientists 63–67 publications: 16 scientists 68–72 publications: 24 scientists 73–77 publications: 31 scientists 78–82 publications: 49 scientists 83–87 publications: 77 scientists 88–92 publications: 86 scientists 93–97 publications: 88 scientists 98–102 publications: 92 scientists 103–107 publications: 84 scientists 108–112 publications: 102 scientists 113–117 publications: 108 scientists 118–122 publications: 117 scientists 123–127 publications: 126 scientists 128–132 publications: 146 scientists 133–137 publications: 114 scientists 138–142 publications: 102 scientists 143–147 publications: 127 scientists 148–152 publications: 102 scientists 153–157 publications: 112 scientists 158–162 publications: 102 scientists 163–167 publications: 127 scientists 168–172 publications: 121 scientists 173–177 publications: 112 scientists 178–182 publications: 109 scientists 183–187 publications: 98 scientists 188–192 publications: 92 scientists 193–197 publications: 105 scientists 198–202 publications: 77 scientists 203–207 publications: 80 scientists 208–212 publications: 89 scientists 213–217 publications: 70 scientists 218–222 publications: 74 scientists 223–227 publications: 74 scientists 228–232 publications: 70 scientists 233–237 publications: 67 scientists 238–242 publications: 59 scientists 243–247 publications: 67 scientists 248–252 publications: 51 scientists 253–257 publications: 46 scientists 258–262 publications: 41 scientists 263–267 publications: 39 scientists 268–272 publications: 34 scientists 273–277 publications: 39 scientists 278–282 publications: 35 scientists 283–287 publications: 36 scientists 288–292 publications: 35 scientists 293–297 publications: 29 scientists 298–302 publications: 23 scientists 303–307 publications: 39 scientists 308–312 publications: 34 scientists 313–317 publications: 23 scientists 318–322 publications: 18 scientists 323–327 publications: 18 scientists 328–332 publications: 21 scientists 333–337 publications: 20 scientists 338–342 publications: 15 scientists 343–347 publications: 13 scientists 348–352 publications: 24 scientists 353–357 publications: 25 scientists 358–362 publications: 10 scientists 363–367 publications: 20 scientists 368–372 publications: 17 scientists 373–377 publications: 18 scientists 378–382 publications: 15 scientists 383–387 publications: 7 scientists 388–392 publications: 22 scientists 393–397 publications: 9 scientists 398–402 publications: 11 scientists 403–407 publications: 16 scientists 408–412 publications: 4 scientists 413–417 publications: 5 scientists 418–422 publications: 14 scientists 423–427 publications: 8 scientists 428–432 publications: 7 scientists 433–437 publications: 7 scientists 438–442 publications: 10 scientists 443–447 publications: 10 scientists 448–452 publications: 3 scientists 453–457 publications: 9 scientists 458–462 publications: 11 scientists 463–467 publications: 4 scientists 468–472 publications: 6 scientists 473–477 publications: 11 scientists 478–482 publications: 8 scientists 483–487 publications: 2 scientists 488–492 publications: 3 scientists 493–497 publications: 4 scientists 498–502 publications: 4 scientists 503–507 publications: 4 scientists 508–509 publications: 4 scientists 510+ publications: 100 scientists
38 publications 510+

This scientist: 137 publications — 29th percentile

29% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 510 publications or more.

Rewi M. Newnham 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 Rewi M. Newnham sits on this spectrum.

30 D-Index: 15 scientists 31 D-Index: 42 scientists 32 D-Index: 60 scientists 33 D-Index: 90 scientists 34 D-Index: 103 scientists 35 D-Index: 108 scientists 36 D-Index: 142 scientists 37 D-Index: 147 scientists 38 D-Index: 147 scientists 39 D-Index: 152 scientists 40 D-Index: 143 scientists 41 D-Index: 157 scientists 42 D-Index: 141 scientists 43 D-Index: 151 scientists 44 D-Index: 140 scientists 45 D-Index: 135 scientists 46 D-Index: 121 scientists 47 D-Index: 108 scientists 48 D-Index: 128 scientists 49 D-Index: 111 scientists 50 D-Index: 106 scientists 51 D-Index: 112 scientists 52 D-Index: 102 scientists 53 D-Index: 103 scientists 54 D-Index: 94 scientists 55 D-Index: 61 scientists 56 D-Index: 101 scientists 57 D-Index: 71 scientists 58 D-Index: 65 scientists 59 D-Index: 78 scientists 60 D-Index: 93 scientists 61 D-Index: 56 scientists 62 D-Index: 58 scientists 63 D-Index: 52 scientists 64 D-Index: 63 scientists 65 D-Index: 49 scientists 66 D-Index: 53 scientists 67 D-Index: 57 scientists 68 D-Index: 50 scientists 69 D-Index: 44 scientists 70 D-Index: 44 scientists 71 D-Index: 31 scientists 72 D-Index: 33 scientists 73 D-Index: 33 scientists 74 D-Index: 23 scientists 75 D-Index: 32 scientists 76 D-Index: 24 scientists 77 D-Index: 17 scientists 78 D-Index: 19 scientists 79 D-Index: 9 scientists 80 D-Index: 21 scientists 81 D-Index: 20 scientists 82 D-Index: 17 scientists 83 D-Index: 19 scientists 84 D-Index: 19 scientists 85 D-Index: 14 scientists 86 D-Index: 6 scientists 87 D-Index: 14 scientists 88 D-Index: 17 scientists 89 D-Index: 10 scientists 90 D-Index: 8 scientists 91 D-Index: 8 scientists 92 D-Index: 9 scientists 93 D-Index: 6 scientists 94+ D-Index: 98 scientists
30 D-Index 94+

This scientist: 57 D-Index — 71st percentile

71% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 94 D-Index or more.

Research.com Recognitions

  • 2019 - Fellow of the Royal Society of New Zealand

Overview

Rewi M. Newnham is affiliated with Victoria University of Wellington in New Zealand. Their research spans multiple disciplines within Earth and Environmental Sciences, with a total of 27 publications in Earth and Planetary Sciences and 19 in Environmental Science.

The scientist's work covers several subfields, including Atmospheric Science, Ecology, Earth-Surface Processes, Oceanography, and Environmental Chemistry. These areas reflect a diverse approach to understanding environmental and geological phenomena.

Frequent publication venues include the Journal of Quaternary Science, Earth's Future, New Zealand Journal of Geology and Geophysics, Earth-Science Reviews, and The Science of The Total Environment. These journals indicate a focus on geological and environmental research.

Among the key research topics addressed by Newnham are:

  • Geology and Paleoclimatology Research
  • Geophysics and Gravity Measurements
  • Isotope Analysis in Ecology
  • Geological formations and processes
  • Methane Hydrates and Related Phenomena
  • Lichen and fungal ecology
  • Coastal and Marine Dynamics

Notable recent papers by Newnham include:

  • The Significance of Interseismic Vertical Land Movement at Convergent Plate Boundaries in Probabilistic Sea-Level Projections for AR6 Scenarios: The New Zealand Case (2024, Earth's Future)
  • Late Holocene sea-level changes and vertical land movements in New Zealand (2020, New Zealand Journal of Geology and Geophysics)
  • An extended last glacial maximum in the Southern Hemisphere: A contribution to the SHeMax project (2022, Earth-Science Reviews)
  • A bacterial index to estimate lake trophic level: National scale validation (2021, The Science of The Total Environment)
  • Drivers of 20th century sea-level change in southern New Zealand determined from proxy and instrumental records (2022, Journal of Quaternary Science)

Frequent co-authors collaborating with Newnham include Andrew Rees, W. Roland Gehrels, Marcus J. Vandergoes, Kate Clark, and Daniel J. King. These collaborations suggest active engagement within a network of researchers addressing geological and environmental topics.

In recognition of their work, Newnham was made a Fellow of the Royal Society of New Zealand in 2019.

Best Publications

  • Formal definition and dating of the GSSP (Global Stratotype Section and Point) for the base of the Holocene using the Greenland NGRIP ice core, and selected auxiliary records

    Mike Walker;Sigfus Johnsen;Sune Olander Rasmussen;Trevor Popp;Trevor Popp

  • Changes in Fire Regimes Since the Last Glacial Maximum: An Assessment Based on a Global Synthesis and Analysis of Charcoal Data

    Mitch J. Power;J. Marlon;N. Ortiz;P. J. Bartlein

  • Formal subdivision of the Holocene Series/Epoch: a Discussion Paper by a Working Group of INTIMATE (Integration of ice‐core, marine and terrestrial records) and the Subcommission on Quaternary Stratigraphy (International Commission on Stratigraphy)

    Mike Walker;M. Berkelhammer;Svante Bjorck;Les C. Cwynar

  • Formal ratification of the subdivision of the Holocene Series/Epoch (Quaternary System/Period) : two new Global Boundary Stratotype Sections and Points (GSSPs) and three new stages/subseries.

    Mike Walker;Mike Walker;Martin J. Head;Max Berkelhammer;Svante Björck

  • Towards a climate event stratigraphy for New Zealand over the past 30 000 years (NZ‐INTIMATE project)

    Brent V. Alloway;David J. Lowe;David J.A. Barrell;Rewi M. Newnham

  • Fingerprints and age models for widespread New Zealand tephra marker beds erupted since 30,000 years ago: a framework for NZ-INTIMATE

    David J. Lowe;Phil A.R. Shane;Brent V. Alloway;Rewi M. Newnham

  • Quaternary environmental change in New Zealand: a review:

    Rewi M. Newnham;David J. Lowe;Paul W. Williams

  • Onset of recent rapid sea-level rise in the western Atlantic Ocean

    W. Roland Gehrels;Jason R. Kirby;Andreas Prokoph;Rewi M. Newnham

  • Subdividing the Holocene Series/Epoch: formalization of stages/ages and subseries/subepochs, and designation of GSSPs and auxiliary stratotypes

    Mike Walker;Mike Walker;Martin J. Head;John Lowe;Max Berkelhammer

  • Tourism Development in Mallorca: Is Water Supply a Constraint?

    Stephen Essex;Martin Kent;Rewi Newnham

  • A revised age for the Kawakawa/Oruanui tephra, a key marker for the Last Glacial Maximum in New Zealand

    Marcus J. Vandergoes;Marcus J. Vandergoes;Alan G. Hogg;David J. Lowe Lowe;Rewi M. Newnham

  • A wiggle-match date for Polynesian settlement of New Zealand

    Alan G. Hogg;Thomas F.G. Higham;David J. Lowe;Jonathan G. Palmer

  • Tourism and sustainable water supply in Mallorca: a geographical analysis

    M. Kent;R. Newnham;S. Essex

  • Palynology, vegetation and climate of the Waikato lowlands, North Island, New Zealand, since c. 18,000 years ago

    Rewi M. Newnham;David J. Lowe;John D. Green

  • Ages of 24 widespread tephras erupted since 30,000 years ago in New Zealand, with re-evaluation of the timing and palaeoclimatic implications of the Lateglacial cool episode recorded at Kaipo bog

    David J. Lowe;Maarten Blaauw;Alan G. Hogg;Rewi M. Newnham

  • Regional insolation forcing of late Quaternary climate change in the Southern Hemisphere

    Marcus J. Vandergoes;Rewi M. Newnham;Frank Preusser;Chris H. Hendy

  • A 20th century acceleration of sea‐level rise in New Zealand

    W. Roland Gehrels;Bruce W. Hayward;Rewi M. Newnham;Katherine E. Southall

  • Holocene vegetation, climate and history of a raised bog complex, northern New Zealand based on palynology, plant macrofossils and tephrochronology

    R.M. Newnham;P.J. de Lange;D.J. Lowe

  • The Kaharoa Tephra as a Critical Datum for Earliest Human Impact in Northern New Zealand

    R.M. Newnham;D.J. Lowe;M.S. McGlone;J.M. Wilmshurst

  • Rerewhakaaitu Tephra, a land-sea marker for the Last Termination in New Zealand, with implications for global climate change

    Rewi M. Newnham;Dennis N. Eden;David J. Lowe;Chris H. Hendy

  • Towards a climate event stratigraphy for New Zealand over the past 30,000 years

    D.J. A. Barrell;B. V. Alloway;J. Shulmeister;R. M. Newnham

Frequent Co-Authors

David J. Lowe
David J. Lowe University of Waikato
Brent Alloway
Brent Alloway University of Auckland
Janet M. Wilmshurst
Janet M. Wilmshurst Landcare Research
Andrew P. Rees
Andrew P. Rees Plymouth Marine Laboratory
Matt S. McGlone
Matt S. McGlone Landcare Research
Svante Björck
Svante Björck Lund University
Simon G. Haberle
Simon G. Haberle Australian National University
Alfredo Huete
Alfredo Huete University of Technology Sydney
Les C. Cwynar
Les C. Cwynar University of New Brunswick

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