World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
34
Citations
3578
World Ranking
7712
National Ranking
394

Pieter Valks publication distribution in Ecology and Evolution in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Ecology and Evolution in 2026. The highlighted bar marks where Pieter Valks sits on this spectrum.

37–41 publications: 2 scientists 42–46 publications: 9 scientists 47–51 publications: 10 scientists 52–56 publications: 31 scientists 57–61 publications: 56 scientists 62–66 publications: 91 scientists 67–71 publications: 92 scientists 72–76 publications: 127 scientists 77–81 publications: 173 scientists 82–86 publications: 236 scientists 87–91 publications: 227 scientists 92–96 publications: 240 scientists 97–101 publications: 333 scientists 102–106 publications: 280 scientists 107–111 publications: 300 scientists 112–116 publications: 285 scientists 117–121 publications: 305 scientists 122–126 publications: 287 scientists 127–131 publications: 278 scientists 132–136 publications: 289 scientists 137–141 publications: 273 scientists 142–146 publications: 262 scientists 147–151 publications: 246 scientists 152–156 publications: 235 scientists 157–161 publications: 205 scientists 162–166 publications: 199 scientists 167–171 publications: 174 scientists 172–176 publications: 164 scientists 177–181 publications: 173 scientists 182–186 publications: 189 scientists 187–191 publications: 170 scientists 192–196 publications: 139 scientists 197–201 publications: 128 scientists 202–206 publications: 117 scientists 207–211 publications: 115 scientists 212–216 publications: 107 scientists 217–221 publications: 124 scientists 222–226 publications: 81 scientists 227–231 publications: 82 scientists 232–236 publications: 85 scientists 237–241 publications: 75 scientists 242–246 publications: 66 scientists 247–251 publications: 81 scientists 252–256 publications: 69 scientists 257–261 publications: 70 scientists 262–266 publications: 55 scientists 267–271 publications: 64 scientists 272–276 publications: 49 scientists 277–281 publications: 48 scientists 282–286 publications: 44 scientists 287–291 publications: 45 scientists 292–296 publications: 36 scientists 297–301 publications: 39 scientists 302–306 publications: 38 scientists 307–311 publications: 30 scientists 312–316 publications: 34 scientists 317–321 publications: 25 scientists 322–326 publications: 22 scientists 327–331 publications: 28 scientists 332–336 publications: 30 scientists 337–341 publications: 22 scientists 342–346 publications: 30 scientists 347–351 publications: 26 scientists 352–356 publications: 22 scientists 357–361 publications: 29 scientists 362–366 publications: 21 scientists 367–371 publications: 12 scientists 372–376 publications: 18 scientists 377–381 publications: 17 scientists 382–386 publications: 13 scientists 387–391 publications: 21 scientists 392–396 publications: 13 scientists 397–401 publications: 10 scientists 402–406 publications: 15 scientists 407–411 publications: 8 scientists 412–416 publications: 9 scientists 417–421 publications: 8 scientists 422–426 publications: 4 scientists 427–431 publications: 10 scientists 432–436 publications: 10 scientists 437–441 publications: 5 scientists 442–446 publications: 4 scientists 447–451 publications: 10 scientists 452–456 publications: 2 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 7 scientists 472–476 publications: 6 scientists 477–481 publications: 6 scientists 482–486 publications: 3 scientists 487–491 publications: 3 scientists 492–496 publications: 4 scientists 497–501 publications: 4 scientists 502–506 publications: 8 scientists 507–511 publications: 5 scientists 512–516 publications: 4 scientists 517–521 publications: 5 scientists 522–526 publications: 4 scientists 527–530 publications: 5 scientists 531+ publications: 100 scientists
37 publications 531+

This scientist: 163 publications — 59th percentile

59% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 531 publications or more.

Pieter Valks D-index placement in Ecology and Evolution in 2026

The chart shows the D-index (discipline H-index) distribution of Ecology and Evolution scientists ranked by Research.com in 2026. The highlighted bar marks where Pieter Valks sits on this spectrum.

30 D-Index: 95 scientists 31 D-Index: 123 scientists 32 D-Index: 191 scientists 33 D-Index: 245 scientists 34 D-Index: 252 scientists 35 D-Index: 244 scientists 36 D-Index: 249 scientists 37 D-Index: 244 scientists 38 D-Index: 254 scientists 39 D-Index: 254 scientists 40 D-Index: 280 scientists 41 D-Index: 274 scientists 42 D-Index: 266 scientists 43 D-Index: 233 scientists 44 D-Index: 248 scientists 45 D-Index: 208 scientists 46 D-Index: 201 scientists 47 D-Index: 213 scientists 48 D-Index: 207 scientists 49 D-Index: 172 scientists 50 D-Index: 209 scientists 51 D-Index: 199 scientists 52 D-Index: 153 scientists 53 D-Index: 169 scientists 54 D-Index: 163 scientists 55 D-Index: 148 scientists 56 D-Index: 120 scientists 57 D-Index: 146 scientists 58 D-Index: 137 scientists 59 D-Index: 140 scientists 60 D-Index: 104 scientists 61 D-Index: 119 scientists 62 D-Index: 118 scientists 63 D-Index: 99 scientists 64 D-Index: 77 scientists 65 D-Index: 100 scientists 66 D-Index: 86 scientists 67 D-Index: 83 scientists 68 D-Index: 75 scientists 69 D-Index: 94 scientists 70 D-Index: 57 scientists 71 D-Index: 68 scientists 72 D-Index: 59 scientists 73 D-Index: 63 scientists 74 D-Index: 66 scientists 75 D-Index: 60 scientists 76 D-Index: 42 scientists 77 D-Index: 49 scientists 78 D-Index: 39 scientists 79 D-Index: 37 scientists 80 D-Index: 43 scientists 81 D-Index: 41 scientists 82 D-Index: 45 scientists 83 D-Index: 34 scientists 84 D-Index: 40 scientists 85 D-Index: 35 scientists 86 D-Index: 55 scientists 87 D-Index: 24 scientists 88 D-Index: 24 scientists 89 D-Index: 30 scientists 90 D-Index: 23 scientists 91 D-Index: 25 scientists 92 D-Index: 27 scientists 93 D-Index: 27 scientists 94 D-Index: 13 scientists 95 D-Index: 23 scientists 96 D-Index: 12 scientists 97 D-Index: 14 scientists 98 D-Index: 19 scientists 99 D-Index: 16 scientists 100 D-Index: 14 scientists 101 D-Index: 5 scientists 102 D-Index: 21 scientists 103 D-Index: 16 scientists 104 D-Index: 10 scientists 105 D-Index: 7 scientists 106 D-Index: 7 scientists 107 D-Index: 7 scientists 108 D-Index: 6 scientists 109 D-Index: 9 scientists 110 D-Index: 11 scientists 111 D-Index: 12 scientists 112 D-Index: 9 scientists 113 D-Index: 7 scientists 114 D-Index: 3 scientists 115 D-Index: 8 scientists 116 D-Index: 5 scientists 117 D-Index: 11 scientists 118 D-Index: 4 scientists 119 D-Index: 2 scientists 120 D-Index: 5 scientists 121+ D-Index: 100 scientists
30 D-Index 121+

This scientist: 34 D-Index — 11th percentile

11% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 121 D-Index or more.

Overview

Pieter Valks is affiliated with the German Aerospace Center in Germany and specializes in research within Earth and Planetary Sciences and Environmental Science. Their work primarily focuses on Atmospheric Science and related subfields, including Global and Planetary Change, Environmental Engineering, Health, Toxicology and Mutagenesis, and Spectroscopy.

Their research addresses major topics such as Atmospheric Ozone and Climate, Atmospheric chemistry and aerosols, Atmospheric and Environmental Gas Dynamics, Air Quality Monitoring and Forecasting, Air Quality and Health Impacts, the impact of COVID-19 on air quality, and Atmospheric aerosols and clouds.

Valks has contributed significantly to the scientific literature, publishing notably in several venues. Frequent publication venues include:

  • Atmospheric Measurement Techniques
  • Remote Sensing
  • Journal of Cleaner Production
  • The Science of The Total Environment
  • Earth System Science Data

Some of their recent papers are:

  • Estimation of Surface NO2 Concentrations over Germany from TROPOMI Satellite Observations Using a Machine Learning Method, 2021, Remote Sensing
  • Validation of tropospheric NO 2 column measurements of GOME-2A and OMI using MAX-DOAS and direct sun network observations, 2020, Atmospheric Measurement Techniques
  • Spatio-temporal variations in NO2 and SO2 over Shanghai and Chongming Eco-Island measured by Ozone Monitoring Instrument (OMI) during 2008-2017, 2020, Journal of Cleaner Production
  • An improved TROPOMI tropospheric NO 2 research product over Europe, 2021, Atmospheric Measurement Techniques
  • An improved air mass factor calculation for nitrogen dioxide measurements from the Global Ozone Monitoring Experiment-2 (GOME-2), 2020, Atmospheric Measurement Techniques

Valks collaborates regularly with several co-authors, including:

  • Diego Loyola
  • Michel Van Roozendaël
  • François Hendrick
  • Andreas Richter
  • Ka Lok Chan

Best Publications

  • Assimilation of GOME total-ozone satellite observations in a three-dimensional tracer-transport model

    HJ Eskes;van Pfj Peter Velthoven;Pjm Valks;HM Hennie Kelder

  • TROPOMI/S5P total ozone column data: global ground-based validation and consistency with other satellite missions

    Katerina Garane;Maria-Elissavet Koukouli;Tijl Verhoelst;Christophe Lerot

  • Improved retrieval of global tropospheric formaldehyde columns from GOME-2/MetOp-A addressing noise reduction and instrumental degradation issues

    I. De Smedt;M. Van Roozendael;T. Stavrakou;J.-F. Müller

  • Operational total and tropospheric NO 2 column retrieval for GOME-2

    P. Valks;G. Pinardi;A. Richter;J.-C. Lambert

  • Application of OMI, SCIAMACHY, and GOME‐2 satellite SO2 retrievals for detection of large emission sources

    V. E. Fioletov;C. A. McLinden;N. Krotkov;K. Yang;K. Yang

  • The GOME-2 total column ozone product: Retrieval algorithm and ground-based validation

    D. G. Loyola;M. E. Koukouli;P. Valks;D. S. Balis

  • Ten years of GOME/ERS-2 total ozone data—The new GOME data processor (GDP) version 4: 1. Algorithm description

    M. Van Roozendael;D. Loyola;R. Spurr;D. Balis

  • Volcanic SO2, BrO and plume height estimations using GOME‐2 satellite measurements during the eruption of Eyjafjallajökull in May 2010

    Meike Rix;Pieter Valks;Nan Hao;Diego Loyola

  • Support to Aviation Control Service (SACS): an online service for near-real-time satellite monitoring of volcanic plumes

    H. Brenot;N. Theys;L. Clarisse;J. van Geffen

  • Retrieval and validation of ozone columns derived from measurements of SCIAMACHY on Envisat

    H. J. Eskes;E. J. Brinksma;J. P. Veefkind

  • Ten years of GOME/ERS2 total ozone data—The new GOME data processor (GDP) version 4: 2. Ground-based validation and comparisons with TOMS V7/V8

    D. Balis;J.-C. Lambert;M. Van Roozendael;R. Spurr

  • Satellite Monitoring of Volcanic Sulfur Dioxide Emissions for Early Warning of Volcanic Hazards

    M. Rix;P. Valks;Nan Hao;J. van Geffen

  • Validation of tropospheric NO 2 column measurements of GOME-2A and OMI using MAX-DOAS and direct sun network observations

    Gaia Pinardi;Michel van Roozendael;François Hendrick;Nicolas Theys

  • Trends of tropical tropospheric ozone from 20 years of European satellite measurements and perspectives for the Sentinel-5 Precursor

    Klaus-Peter Heue;Melanie Coldewey-Egbers;Andy Delcloo;Christophe Lerot

  • Validation of the IASI FORLI/EUMETSAT ozone products using satellite (GOME-2), ground-based (Brewer–Dobson, SAOZ, FTIR) and ozonesonde measurements

    Anne Boynard;Daniel Hurtmans;Katerina Garane;Florence Goutail

  • Space-based measurements of air quality during the World Expo 2010 in Shanghai

    Nan Hao;Pieter Valks;Diego Loyola;Yafang Cheng

  • Overview of the O3M SAF GOME-2 operational atmospheric composition and UV radiation data products and data availability

    S. Hassinen;D. Balis;H. Bauer;M. Begoin

  • Variability in tropical tropospheric ozone: Analysis with Global Ozone Monitoring Experiment observations and a global model

    P. J. M. Valks;R. B. A. Koelemeijer;M. van Weele;P. van Velthoven

  • Estimation of Surface NO2 Concentrations over Germany from TROPOMI Satellite Observations Using a Machine Learning Method

    Ka Lok Chan;Ehsan Khorsandi;Song Liu;Frank Baier

  • Seven years of IASI ozone retrievals from FORLI: Validation with independent total column and vertical profile measurements

    Anne Boynard;Daniel Hurtmans;Mariliza E. Koukouli;Florence Goutail

  • Spatio-temporal variations in NO2 and SO2 over Shanghai and Chongming Eco-Island measured by Ozone Monitoring Instrument (OMI) during 2008–2017

    Ruibin Xue;Shanshan Wang;Danran Li;Zhong Zou

  • Validation of the MetOp-A total ozone data from GOME-2 and IASI using reference ground-based measurements at the Iberian Peninsula

    Manuel Antón;Diego Loyola;Cathy Clerbaux;M. López

  • Monitoring and assimilation tests with TROPOMI data in the CAMS system: near-real-time total column ozone

    Antje Inness;Johannes Flemming;Klaus-Peter Heue;Christophe Lerot

  • Total column water vapour measurements from GOME-2 MetOp-A and MetOp-B

    M. Grossi;Pieter Valks;Diego Loyola;Bernd Aberle

  • Tropospheric ozone and nitrogen dioxide measurements in urban and rural regions as seen by IASI and GOME-2

    Sarah Safieddine;Cathy Clerbaux;Cathy Clerbaux;Maya George;Juliette Hadji-Lazaro

Frequent Co-Authors

Diego Loyola
Diego Loyola German Aerospace Center
Gaia Pinardi
Gaia Pinardi Royal Belgian Institute for Space Aeronomy
Cathy Clerbaux
Cathy Clerbaux Centre national de la recherche scientifique, CNRS
Jean-Christopher Lambert
Jean-Christopher Lambert Royal Belgian Institute for Space Aeronomy
Dimitris Balis
Dimitris Balis Aristotle University of Thessaloniki
Pierre-François Coheur
Pierre-François Coheur Université Libre de Bruxelles
Thomas Wagner
Thomas Wagner Max Planck Institute for Chemistry
Isabelle De Smedt
Isabelle De Smedt Royal Belgian Institute for Space Aeronomy
M. Van Roozendael
M. Van Roozendael Royal Belgian Institute for Space Aeronomy
Lieven Clarisse
Lieven Clarisse Université Libre de Bruxelles

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