World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
68
Citations
18209
World Ranking
1130
National Ranking
517

C. K. Shum 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 C. K. Shum 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: 474 publications — 97th percentile

97% of scientists in this discipline score the same or lower.

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

C. K. Shum 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 C. K. Shum 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: 68 D-Index — 86th percentile

86% 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

  • 2011 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

C. K. Shum is affiliated with The Ohio State University in the United States. Their research spans multiple areas within Earth and Planetary Sciences, with a substantial focus on Environmental Science. The main fields of study include:

  • Earth and Planetary Sciences
  • Environmental Science

The subfields of study that Shum contributes to cover various disciplines such as:

  • Oceanography
  • Atmospheric Science
  • Global and Planetary Change
  • Aerospace Engineering
  • Geophysics

The primary topics of research encompass:

  • Geophysics and Gravity Measurements
  • GNSS Positioning and Interference
  • Cryospheric Studies and Observations
  • Climate Variability and Models
  • Geology and Paleoclimatology Research
  • Geomagnetism and Paleomagnetism Studies
  • Flood Risk Assessment and Management

Among recent papers, notable works by Shum include:

  • "Response of Tibetan Plateau lakes to climate change: Trends, patterns, and mechanisms" (2020), published in Earth-Science Reviews
  • "Water level changes, subsidence, and sea level rise in the Ganges-Brahmaputra-Meghna delta" (2020), published in Proceedings of the National Academy of Sciences
  • "An Iterative ICA-Based Reconstruction Method to Produce Consistent Time-Variable Total Water Storage Fields Using GRACE and Swarm Satellite Data" (2020), published in Remote Sensing
  • "Machine learning based downscaling of GRACE-estimated groundwater in Central Valley, California" (2022), published in The Science of The Total Environment
  • "Description of the multi-approach gravity field models from Swarm GPS data" (2020), published in Earth system science data

Frequent co-authors include:

  • Wenhao Li
  • Ehsan Forootan
  • Chaoyang Zhang
  • Yu Zhang
  • Hao Ding

Shum's work is often published in venues such as:

  • Remote Sensing
  • IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
  • Journal of Geodetic Science
  • All Earth
  • Geophysical Research Letters

In 2011, Shum was recognized as a Fellow of the American Association for the Advancement of Science (AAAS).

Best Publications

  • The Ice, Cloud, and land Elevation Satellite-2 (ICESat-2): Science requirements, concept, and implementation

    Thorsten Markus;Tom Neumann;Anthony Martino;Waleed Abdalati

  • Response of Tibetan Plateau lakes to climate change: Trends, patterns, and mechanisms

    Guoqing Zhang;Guoqing Zhang;Tandong Yao;Tandong Yao;Hongjie Xie;Kun Yang;Kun Yang

  • Accuracy assessment of global barotropic ocean tide models

    D. Stammer;R. D. Ray;Ole Baltazar Andersen;B. K. Arbic

  • The Joint Gravity Model 3

    B. D. Tapley;M. M. Watkins;M. M. Watkins;J. C. Ries;G. W. Davis;G. W. Davis

  • Global sea-level budget 1993 - present

    Anny Cazenave;Benoit Meyssignac;Michael Ablain

  • Crustal Dilatation Observed by GRACE After the 2004 Sumatra-Andaman Earthquake

    Shin-Chan Han;C. K. Shum;Michael Bevis;Chen Ji

  • Lake volume and groundwater storage variations in Tibetan Plateau's endorheic basin

    Guoqing Zhang;Guoqing Zhang;Tandong Yao;Tandong Yao;C. K. Shum;Shuang Yi

  • Regional differences of lake evolution across China during 1960s–2015 and its natural and anthropogenic causes

    Guoqing Zhang;Guoqing Zhang;Tandong Yao;Tandong Yao;Wenfeng Chen;Guoxiong Zheng

  • Accuracy assessment of recent ocean tide models

    C. K. Shum;P. L. Woodworth;O. B. Andersen;Gary D. Egbert

  • Lunar global shape and polar topography derived from Kaguya-LALT laser altimetry.

    H. Araki;S. Tazawa;H. Noda;Y. Ishihara

  • Precision orbit determination for TOPEX/POSEIDON

    B. D. Tapley;J. C. Ries;G. W. Davis;R. J. Eanes

  • Extensive and drastically different alpine lake changes on Asia's high plateaus during the past four decades

    Guoqing Zhang;Guoqing Zhang;Tandong Yao;Tandong Yao;Shilong Piao;Shilong Piao;Tobias Bolch;Tobias Bolch

  • Gravity model development for TOPEX/POSEIDON: Joint gravity models 1 and 2

    R. S. Nerem;F. J. Lerch;J. A. Marshall;E. C. Pavlis

  • Altimetry for the future: building on 25 years of progress

    Saleh Abdalla;Abdolnabi Abdeh Kolahchi;Michaël Ablain;Susheel Adusumilli

  • Non-isotropic filtering of GRACE temporal gravity for geophysical signal enhancement

    Shin-Chan Han;C. K. Shum;Christopher Jekeli;Chung-Yen Kuo

  • Groundwater Storage Changes in China from Satellite Gravity: An Overview

    Wei Feng;C. K. Shum;Min Zhong;Yun Pan

  • Time-variable aliasing effects of ocean tides, atmosphere, and continental water mass on monthly mean GRACE gravity field

    Shin-Chan Han;Christopher Jekeli;C. K. Shum

  • Understanding the global hydrological droughts of 2003?2016 and their relationships with teleconnections

    Ehsan Forootan;Ehsan Forootan;M. Khaki;M. Schumacher;V. Wulfmeyer

  • On the postprocessing removal of correlated errors in GRACE temporal gravity field solutions

    X. J. Duan;J. Y. Guo;C. K. Shum;W. van der Wal;W. van der Wal

  • Temporal variations in low degree zonal harmonics from Starlette orbit analysis

    M. K. Cheng;R. J. Eanes;C. K. Shum;B. E. Schutz

  • Determination of long-term changes in the Earth's gravity field from satellite laser ranging observations

    M. K. Cheng;C. K. Shum;B. D. Tapley

Frequent Co-Authors

Byron D Tapley
Byron D Tapley The University of Texas at Austin
Hyongki Lee
Hyongki Lee University of Houston
John C Ries
John C Ries The University of Texas at Austin
Shin-Chan Han
Shin-Chan Han The Ohio State University
Jürgen Kusche
Jürgen Kusche University of Bonn
Adrian Jäggi
Adrian Jäggi University of Bern
Cheinway Hwang
Cheinway Hwang National Yang Ming Chiao Tung University
Stéphane Calmant
Stéphane Calmant Institut de Recherche pour le Développement
Ole Baltazar Andersen
Ole Baltazar Andersen Technical University of Denmark
Christopher Jekeli
Christopher Jekeli The Ohio State University

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