World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
50
Citations
10401
World Ranking
4939
National Ranking
1819

Andreas Colliander 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 Andreas Colliander 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: 335 publications — 89th percentile

89% of scientists in this discipline score the same or lower.

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

Andreas Colliander 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 Andreas Colliander 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: 50 D-Index — 50th percentile

50% of scientists in this discipline score the same or lower.

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

Overview

Andreas Colliander is affiliated with the California Institute of Technology in the United States. Their research primarily intersects the fields of Environmental Science and Earth and Planetary Sciences, with significant contributions spanning related subfields including Atmospheric Science, Environmental Engineering, Aerospace Engineering, Civil and Structural Engineering, and Global and Planetary Change.

The scientist's work focuses on a variety of topics within environmental and geoscience research. These topics include:

  • Soil Moisture and Remote Sensing
  • Precipitation Measurement and Analysis
  • Cryospheric Studies and Observations
  • Climate Change and Permafrost
  • Synthetic Aperture Radar (SAR) Applications and Techniques
  • Soil Geostatistics and Mapping
  • Soil and Unsaturated Flow

Colliander has been a frequent contributor to several scientific publication venues. The most common venues where their work appears are:

  • IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
  • Remote Sensing of Environment
  • IEEE Transactions on Geoscience and Remote Sensing
  • IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium
  • Zenodo (CERN European Organization for Nuclear Research)

Collaborations form an important part of their research output. Frequent co-authors include:

  • Michael H. Cosh
  • Simon Yueh
  • Aaron Berg
  • Dara Entekhabi
  • John S. Kimball

Recent publications highlight topics related to satellite soil moisture retrievals and remote sensing data validation. Selected papers by Andreas Colliander include:

  • "Validation of Soil Moisture Data Products From the NASA SMAP Mission," 2021, IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
  • "Validation practices for satellite soil moisture retrievals: What are (the) errors?," 2020, Remote Sensing of Environment
  • "Improved SMAP Dual-Channel Algorithm for the Retrieval of Soil Moisture," 2020, IEEE Transactions on Geoscience and Remote Sensing (co-authored by Julián Chaubell)
  • "A new SMAP soil moisture and vegetation optical depth product (SMAP-IB): Algorithm, assessment and inter-comparison," 2022, Remote Sensing of Environment (co-authored by Xiaojun Li)
  • "A Semiempirical Modeling of Soil Moisture, Vegetation, and Surface Roughness Impact on CYGNSS Reflectometry Data," 2020, IEEE Transactions on Geoscience and Remote Sensing (co-authored by Simon Yueh)

Best Publications

  • Validation of SMAP surface soil moisture products with core validation sites

    A. Colliander;T.J. Jackson;R. Bindlish;S. Chan

  • Assessment of the SMAP Passive Soil Moisture Product

    Steven K. Chan;Rajat Bindlish;Peggy E. O'Neill;Eni Njoku

  • Development and assessment of the SMAP enhanced passive soil moisture product

    S. K. Chan;R. Bindlish;P. O'Neill;T. Jackson

  • Assessment of the SMAP Level-4 surface and root-zone soil moisture product using in situ measurements

    Rolf H. Reichle;Gabrielle J. M. De Lannoy;Qing Liu;Joseph V. Ardizzone

  • Validation practices for satellite soil moisture retrievals: what are (the) errors?

    A. Gruber;G. de Lannoy;C. Albergel;A. Al-Yaari

  • The Soil Moisture Active Passive Validation Experiment 2012 (SMAPVEX12): Prelaunch Calibration and Validation of the SMAP Soil Moisture Algorithms

    Heather McNairn;Thomas J. Jackson;Grant Wiseman;Stephane Belair

  • The SMAP and Copernicus Sentinel 1A/B microwave active-passive high resolution surface soil moisture product

    Narendra N. Das;Dara Entekhabi;R. Scott Dunbar;Mario J. Chaubell

  • Global-scale Evaluation of SMAP, SMOS and ASCAT Soil Moisture Products using Triple Collocation.

    Fan Chen;Wade T. Crow;Rajat Bindlish;Andreas Colliander

  • Version 4 of the SMAP Level-4 Soil Moisture algorithm and data product

    Rolf H. Reichle;Qing Liu;Randal D. Koster;Wade T. Crow

  • Assessment and inter-comparison of recently developed/reprocessed microwave satellite soil moisture products using ISMN ground-based measurements

    A. Al-Yaari;J.-P. Wigneron;W. Dorigo;A. Colliander

  • SMAP Handbook–Soil Moisture Active Passive: Mapping Soil Moisture and Freeze/Thaw from Space

    Dara Entekhabi;Simon Yueh;Peggy E O’Neill;Kent H Kellogg

  • SMAP soil moisture improves global evapotranspiration

    Adam J. Purdy;Adam J. Purdy;Joshua B. Fisher;Michael L. Goulden;Andreas Colliander

  • Tests of the SMAP Combined Radar and Radiometer Algorithm Using Airborne Field Campaign Observations and Simulated Data

    Narendra Narayan Das;Dara Entekhabi;Eni G. Njoku;Jiancheng J. C. Shi

  • Retrieving landscape freeze/thaw state from Soil Moisture Active Passive (SMAP) radar and radiometer measurements.

    Chris Derksen;Xiaolan Xu;R. Scott Dunbar;Andreas Colliander

  • A new SMAP soil moisture and vegetation optical depth product (SMAP-IB): Algorithm, assessment and inter-comparison

    Unknown

  • Application of Triple Collocation in Ground-Based Validation of Soil Moisture Active/Passive (SMAP) Level 2 Data Products

    Fan Chen;Wade T. Crow;Andreas Colliander;Michael H. Cosh

  • SMOS Calibration

    M.A. Brown;F. Torres;I. Corbella;A. Colliander

  • MIRAS end-to-end calibration: application to SMOS L1 processor

    I. Corbella;F. Torres;A. Camps;A. Colliander

  • Estimating Surface Soil Moisture from SMAP Observations Using a Neural Network Technique

    J. Kolassa;J. Kolassa;R.H. Reichle;Q. Liu;S.H. Alemohammad

  • A Comparative Study of the SMAP Passive Soil Moisture Product With Existing Satellite-Based Soil Moisture Products

    Mariko S. Burgin;Andreas Colliander;Eni G. Njoku;Steven K. Chan

  • Spatial Downscaling of SMAP Soil Moisture Using MODIS Land Surface Temperature and NDVI During SMAPVEX15

    Andreas Colliander;Joshua B. Fisher;Gregory Halverson;Olivier Merlin

  • Improved SMAP Dual-Channel Algorithm for the Retrieval of Soil Moisture

    Mario Julian Chaubell;Simon H. Yueh;R. Scott Dunbar;Andreas Colliander

Frequent Co-Authors

Michael H. Cosh
Michael H. Cosh Agricultural Research Service
Thomas J. Jackson
Thomas J. Jackson Agricultural Research Service
Simon Yueh
Simon Yueh Jet Propulsion Lab
Rajat Bindlish
Rajat Bindlish Goddard Space Flight Center
Aaron A. Berg
Aaron A. Berg University of Guelph
Eni G. Njoku
Eni G. Njoku Jet Propulsion Lab
Peggy E. O'Neill
Peggy E. O'Neill Goddard Space Flight Center
Jeffrey P. Walker
Jeffrey P. Walker Monash University
John S. Kimball
John S. Kimball University of Montana

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