World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
56
Citations
9790
World Ranking
3700
National Ranking
1414

Nelson W. Spencer publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Nelson W. Spencer sits on this spectrum.

41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 283 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 25 scientists 501–510 publications: 17 scientists 511–520 publications: 18 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–686 publications: 3 scientists 687+ publications: 100 scientists
41 publications 687+

This scientist: 106 publications — 16th percentile

16% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 687 publications or more.

Nelson W. Spencer D-index placement in Environmental Sciences in 2026

The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Nelson W. Spencer sits on this spectrum.

30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 199 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 19 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125+ D-Index: 99 scientists
30 D-Index 125+

This scientist: 56 D-Index — 63rd percentile

63% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 125 D-Index or more.

Overview

Nelson W. Spencer was affiliated with the Goddard Space Flight Center in the United States. Their research contributed primarily to the social sciences, focusing notably on law and its intersections with education and international studies.

Their main fields of study included:

  • Social Sciences

Within these broader categories, the subfields they covered consisted of:

  • Law
  • Archaeology
  • Political Science and International Relations
  • Paleontology
  • Education

Spencer's research topics spanned several areas, including:

  • Legal Education and Practice Innovations
  • Ancient Near East History
  • Archaeology and Ancient Environmental Studies
  • Ancient Mediterranean Archaeology and History
  • Higher Education and Employability
  • Artificial Intelligence in Law
  • Comparative and International Law Studies

Their recent publications reflected this diversity. Notable papers include:

  • 'A PATH LESS TRAVELLED'? A CASE STUDY OF CROSS-REGIONAL CONNECTIVITY IN THE THIRD MILLENNIUM BC FROM THE MADRA RIVER DELTA ON THE COASTLINE OF NORTH-WEST ANATOLIA, 2021, The Annual of the British School at Athens
  • The importance of 'acting yourself into new ways of thinking': preliminary findings on the impact of embedding workplace experiences in law degrees to positively impact student skills growth, degree results and employment outcomes before and during a global pandemic, 2023, Legal Studies
  • Nigel Spencer, director of fundraising for PDSA, responds, 2020, Veterinary Record
  • Index, 2024, Edward Elgar Publishing eBooks
  • Age Verification Laws, Firm Responses, and Porn Consumption, 2025, SSRN Electronic Journal

One book publication is associated with Spencer:

  • Managing Your Leadership Career in Law, 2024, Edward Elgar Publishing

Their frequent co-authors included:

  • Mike Mister
  • ANN B. HARRISON
  • Maria Röcklinger
  • Barbara Horejs

Their scholarly work appeared in diverse venues such as:

  • The Annual of the British School at Athens
  • Legal Studies
  • Veterinary Record
  • Edward Elgar Publishing eBooks
  • SSRN Electronic Journal

Best Publications

  • Revised global model of thermosphere winds using satellite and ground‐based observations

    A. E. Hedin;M. A. Biondi;R. G. Burnside;G. Hernandez

  • A global thermospheric model based on mass spectrometer and incoherent scatter data MSIS, 1. N2 density and temperature

    A. E. Hedin;J. E. Salah;J. V. Evans;C. A. Reber

  • A global thermospheric model based on mass spectrometer and incoherent scatter data MSIS, 2. Composition

    A. E. Hedin;C. A. Reber;G. P. Newton;N. W. Spencer

  • Some properties of upper atmosphere dynamics.

    H. G. Mayr;I. Harris;N. W. Spencer

  • Empirical model of global thermospheric temperature and composition based on data from the OGO-6 quadrupole mass spectrometer

    A. E. Hedin;H. G. Mayr;C. A. Reber;N. W. Spencer

  • The Galileo Probe Mass Spectrometer: Composition of Jupiter's Atmosphere

    Hasso B. Niemann;Sushil K. Atreya;George R. Carignan;Thomas M. Donahue

  • Mass spectrometric measurements of the neutral gas composition of the thermosphere and exosphere of Venus

    H. B. Niemann;W. T. Kasprzak;A. E. Hedin;D. M. Hunten

  • Empirical global model of upper thermosphere winds based on atmosphere and dynamics explorer satellite data

    A. E. Hedin;N. W. Spencer;T. L. Killeen

  • Electron and molecular nitrogen temperature and density in the thermosphere.

    N. W. Spencer;L. H. Brace;G. R. Carignan;D. R. Taeusch

  • Ion‐neutral coupling in the high‐latitude F region: Evaluation of ion heating terms from Dynamics Explorer 2

    Timothy L Killeen;P. B. Hays;G. R. Carignan;R. A. Heelis

  • The Dynamics Explorer Wind and Temperature Spectrometer

    N. W. Spencer;L. E. Wharton;H. B. Niemann;A. E. Hedin

  • Composition and structure of the martian atmosphere: preliminary results from viking 1.

    A. O. Nier;W. B. Hanson;A. Seiff;M. B. McELROY

  • The neutral‐atmosphere temperature instrument

    N. W. Spencer;H. B. Niemann;G. R. Carignan

  • Observations of the Dynamics of the Polar Thermosphere

    P. B. Hays;Timothy L Killeen;N. W. Spencer;L. E. Wharton

  • The midnight temperature maximum in the Earth's equatorial thermosphere

    N. W. Spencer;G. R. Carignan;H. G. Mayr;H. B. Niemann

  • Neutral winds in the polar thermosphere as measured from Dynamics Explorer

    Timothy L. Killeen;P. B. Hays;Nelson W. Spencer;L. E. Wharton

  • An equatorial temperature and wind anomaly (ETWA)

    R. Raghavarao;L. E. Wharton;N. W. Spencer;H. G. Mayr

  • Tides and the midnight temperature anomaly in the thermosphere

    H. G. Mayr;I. Harris;N. W. Spencer;A. E. Hedin

  • Thermosphere zonal winds - Vertical motions and temperature as measured from Dynamics Explorer

    N. W. Spencer;L. E. Wharton;G. R. Carignan;J. C. Maurer

  • Thermospheric gravity waves: Observations and interpretation using the transfer function model (TFM)

    H. G. Mayr;I. Harris;F. A. Herrero;N. W. Spencer

  • A theoretical and empirical study of the response of the high latitude thermosphere to the sense of the "Y" component of the interplanetary magnetic field

    D. Rees;T. J. Fuller-Rowell;R. Gordon;M. F. Smith

Frequent Co-Authors

Timothy L Killeen
Timothy L Killeen National Center for Atmospheric Research
Hans G. Mayr
Hans G. Mayr Goddard Space Flight Center
Paul B. Hays
Paul B. Hays University of Michigan–Ann Arbor
Raymond G. Roble
Raymond G. Roble National Center for Atmospheric Research
Hasso B. Niemann
Hasso B. Niemann Goddard Space Flight Center
W. B. Hanson
W. B. Hanson The University of Texas at Dallas
Roderick A. Heelis
Roderick A. Heelis The University of Texas at Dallas
Donald M. Hunten
Donald M. Hunten University of Arizona
Tim Fuller-Rowell
Tim Fuller-Rowell University of Colorado Boulder
Alfred O. Nier
Alfred O. Nier University of Minnesota

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

For students interested in Environmental Sciences, exploring related online degrees can broaden career opportunities and skill sets. Many look for programs that balance quality with accessibility, often seeking the what is the easiest bachelor's degree to get to ensure a manageable workload alongside other commitments.

Geoscience and geology are natural complements to Environmental Sciences, emphasizing the Earth's physical structure and processes. Finding the best online geology degree can provide valuable insights into soil analysis, mineral resources, and environmental impact assessment.

Another promising path is Geographic Information Systems (GIS), which is crucial for spatial data analysis and environmental mapping. Many students pursue gis degree programs online, gaining skills applicable in urban planning, conservation, and disaster management.

For those looking to blend environmental knowledge with leadership, an online Master of Public Administration can be a strategic choice. Leading online mpa degrees offer fast-track options for professionals aiming to influence policy and sustainable development.

Best Scientists Citing Nelson W. Spencer

Recently Published Articles