World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
68
Citations
86948
World Ranking
1829
National Ranking
145

Adrian Simmons 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 Adrian Simmons 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: 140 publications — 36th percentile

36% of scientists in this discipline score the same or lower.

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

Adrian Simmons 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 Adrian Simmons 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: 68 D-Index — 81st percentile

81% of scientists in this discipline score the same or lower.

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

Overview

Adrian Simmons is affiliated with the European Centre for Medium-Range Weather Forecasts in the United Kingdom. Their research primarily lies within the fields of Earth and Planetary Sciences and Environmental Science, with a particular focus on Atmospheric Science and Global and Planetary Change as subfields.

Their scholarly work extensively covers topics such as Climate variability and models, Meteorological Phenomena and Simulations, Atmospheric Ozone and Climate, Tropical and Extratropical Cyclones Research, Precipitation Measurement and Analysis, Atmospheric and Environmental Gas Dynamics, and Atmospheric chemistry and aerosols.

Adrian Simmons has contributed to numerous peer-reviewed papers in notable scientific journals. Recent publications include the following:

  • The ERA5 global reanalysis, 2020, Quarterly Journal of the Royal Meteorological Society
  • The ERA5 global reanalysis: Preliminary extension to 1950, 2021, Quarterly Journal of the Royal Meteorological Society
  • An evaluation of ERA5 precipitation for climate monitoring, 2022, Quarterly Journal of the Royal Meteorological Society
  • The Copernicus Atmosphere Monitoring Service: From Research to Operations, 2022, Bulletin of the American Meteorological Society
  • The ERA5 global reanalysis from 1940 to 2022, 2024, Quarterly Journal of the Royal Meteorological Society

The scientist frequently publishes their work in the following venues:

  • Quarterly Journal of the Royal Meteorological Society
  • Bulletin of the American Meteorological Society
  • Weather and Climate Dynamics
  • Atmospheric Science Letters
  • Earth and Space Science

Collaborative work is an important aspect of their research. Adrian Simmons regularly coauthors papers with:

  • Bill Bell
  • Ándrás Horányi
  • Jean-Noël Thépaut
  • Hans Hersbach
  • Joaquín Muñoz-Sabater

Best Publications

  • The ERA-Interim reanalysis: configuration and performance of the data assimilation system

    D. P. Dee;S. M. Uppala;A. J. Simmons;Paul Berrisford

  • The ERA5 global reanalysis

    Hans Hersbach;Bill Bell;Paul Berrisford;Shoji Hirahara

  • The ERA‐40 re‐analysis

    S. M. Uppala;P. W. Kållberg;Adrian J. Simmons;U. Andrae

  • Barotropic Wave Propagation and Instability, and Atmospheric Teleconnection Patterns.

    A. J. Simmons;J. M. Wallace;G. W. Branstator

  • ERA-20C: An Atmospheric Reanalysis of the Twentieth Century

    Paul Poli;Hans Hersbach;Dick P. Dee;Paul Berrisford

  • The ECMWF operational implementation of four-dimensional variational assimilation. I: Experimental results with simplified physics

    F. Rabier;H. Järvinen;E. Klinker;J.-F. Mahfouf

  • An Energy and Angular-Momentum Conserving Vertical Finite-Difference Scheme and Hybrid Vertical Coordinates

    A. J. Simmons;D. M. Burridge

  • The Concept of Essential Climate Variables in Support of Climate Research, Applications, and Policy

    Stephan Bojinski;Michel Verstraete;Thomas C. Peterson;Carolin Richter

  • Low‐frequency variations in surface atmospheric humidity, temperature, and precipitation: Inferences from reanalyses and monthly gridded observational data sets

    A.J. Simmons;K.M. Willett;P.D. Jones;Peter Thorne

  • Some aspects of the improvement in skill of numerical weather prediction

    A. J. Simmons;A. Hollingsworth

  • Aerosol analysis and forecast in the European Centre for Medium‐Range Weather Forecasts Integrated Forecast System: 2. Data assimilation

    A. Benedetti;J.-J. Morcrette;O. Boucher;A. Dethof

  • A multi-layer spectral model and the semi-implicit method

    B. J. Hoskins;A. J. Simmons

  • The ERA5 global reanalysis: Preliminary extension to 1950

    Bill Bell;Hans Hersbach;Adrian Simmons;Paul Berrisford

  • Aerosol analysis and forecast in the European Centre for Medium-Range Weather Forecasts Integrated Forecast System : Forward modeling

    J.-J. Morcrette;O. Boucher;L. Jones;D. Salmond

  • Sensitivity of chemical tracers to meteorological parameters in the MOZART-3 chemical transport model

    D.E. Kinnison;Guy P. Brasseur;S. Walters;R.R. Garcia

  • The MACC reanalysis: an 8 yr data set of atmospheric composition

    A. Inness;F. Baier;A. Benedetti;I. Bouarar

  • An evaluation of ERA5 precipitation for climate monitoring

    Unknown

  • Atmospheric conservation properties in ERA-Interim

    Paul Berrisford;P. Kållberg;S. Kobayashi;D. Dee

  • The ERA-Interim archive, version 2.0

    Paul Berrisford;D. Dee;P. Poli;R. Brugge

  • Comparison of trends and low-frequency variability in CRU, ERA-40, and NCEP//NCAR analyses of surface air temperature

    A. J. Simmons;P. D. Jones;V. da Costa Bechtold;A. C. M. Beljaars

  • Towards a climate data assimilation system: status update of ERA-interim

    S Uppala;D Dee;S Kobayashi;P Berrisford

  • Reduction of systematic forecast errors in the ECMWF model through the introduction of an envelope orography

    John M. Wallace;Stefano Tibaldi;Adrian J. Simmons

Frequent Co-Authors

Dick Dee
Dick Dee European Centre for Medium-Range Weather Forecasts
Johannes W. Kaiser
Johannes W. Kaiser German Meteorological Service
Angela Benedetti
Angela Benedetti European Centre for Medium-Range Weather Forecasts
Jean-Jacques Morcrette
Jean-Jacques Morcrette European Centre for Medium-Range Weather Forecasts
Johannes Flemming
Johannes Flemming European Centre for Medium-Range Weather Forecasts
Michael G. Bosilovich
Michael G. Bosilovich Goddard Space Flight Center
Claire Granier
Claire Granier National Oceanic and Atmospheric Administration
Philip Jones
Philip Jones University of East Anglia
Anton Beljaars
Anton Beljaars European Centre for Medium-Range Weather Forecasts
Marco Tedesco
Marco Tedesco Lamont-Doherty Earth Observatory

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