World's Best Scientists 2026 revealed!
Youlong Xia

Youlong Xia

D-Index & Metrics

Environmental Sciences

D-Index
46
Citations
12073
World Ranking
5965
National Ranking
21

Youlong Xia 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 Youlong Xia 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: 86 publications — 7th percentile

7% of scientists in this discipline score the same or lower.

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

Youlong Xia 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 Youlong Xia 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: 46 D-Index — 39th percentile

39% of scientists in this discipline score the same or lower.

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

Overview

Youlong Xia is affiliated with M-Systems in Israel and specializes in research within Environmental Science and Earth and Planetary Sciences. Their work focuses on a range of topics including geophysics and gravity measurements, climate variability and models, hydrology and drought analysis, climate change impacts on agriculture, GNSS positioning and interference, groundwater and isotope geochemistry, and plant water relations and carbon dynamics.

The scientist has contributed to several research papers published in well-known scientific venues. Notable publications include:

  • Compound droughts and hot extremes: Characteristics, drivers, changes, and impacts (2022, Earth-Science Reviews)
  • Comparison of Groundwater Storage Changes From GRACE Satellites With Monitoring and Modeling of Major U.S. Aquifers (2020, Water Resources Research)
  • A Bayesian Three-Cornered Hat (BTCH) Method: Improving the Terrestrial Evapotranspiration Estimation (2020, Remote Sensing)

Their frequent co-authors include Zengchao Hao, Fanghua Hao, Sifang Feng, Cheng Sun, and Xuan Zhang.

Youlong Xia's research publications have appeared primarily in the following venues:

  • Earth-Science Reviews
  • Water Resources Research
  • Remote Sensing

The main fields of study encompass Environmental Science with four related publications, and Earth and Planetary Sciences with three publications.

Subfields of their research cover:

  • Global and Planetary Change
  • Oceanography
  • Ecology, Evolution, Behavior and Systematics
  • Aerospace Engineering
  • Geochemistry and Petrology

Their work addresses key scientific topics, including:

  • Geophysics and Gravity Measurements
  • Climate variability and models
  • Hydrology and Drought Analysis
  • Climate change impacts on agriculture
  • GNSS positioning and interference
  • Groundwater and Isotope Geochemistry
  • Plant Water Relations and Carbon Dynamics

Best Publications

  • The community Noah land surface model with multiparameterization options (Noah-MP): 1. Model description and evaluation with local-scale measurements

    Guo ‐ Yue Niu;Guo ‐ Yue Niu;Zong ‐ Liang Yang;Kenneth E. Mitchell;Fei Chen

  • Continental-scale water and energy flux analysis and validation for the North American Land Data Assimilation System project phase 2 (NLDAS-2): 1. Intercomparison and application of model products

    Youlong Xia;Kenneth Mitchell;Michael Ek;Justin Sheffield

  • The community Noah land surface model with multiparameterization options (Noah-MP): 2. Evaluation over global river basins

    Zong Liang Yang;Guo Yue Niu;Guo Yue Niu;Kenneth E. Mitchell;Fei Chen

  • Seasonal Drought Prediction: Advances, Challenges, and Future Prospects

    Zengchao Hao;Vijay P. Singh;Youlong Xia

  • Continental‐scale water and energy flux analysis and validation for North American Land Data Assimilation System project phase 2 (NLDAS‐2): 2. Validation of model‐simulated streamflow

    Youlong Xia;Kenneth Mitchell;Michael Ek;Brian Cosgrove

  • Drought onset mechanisms revealed by satellite solar-induced chlorophyll fluorescence: Insights from two contrasting extreme events

    Ying Sun;Rong Fu;Robert Dickinson;Joanna Joiner

  • Simulation of high-latitude hydrological processes in the Torne-Kalix basin: PILPS phase 2(e) - 1: Experiment description and summary intercomparisons

    Laura C. Bowling;Dennis P. Lettenmaier;Bart Nijssen;Bart Nijssen;L. Phil Graham

  • Compound droughts and hot extremes: Characteristics, drivers, changes, and impacts

    Unknown

  • Assimilation of Remotely Sensed Soil Moisture and Snow Depth Retrievals for Drought Estimation

    Sujay V. Kumar;Christa D. Peters-Lidard;David Mocko;Rolf Reichle

  • Evaluation of multi-model simulated soil moisture in NLDAS-2

    Youlong Xia;Justin Sheffield;Michael B. Ek;Jiarui Dong

  • Evaluating Different Machine Learning Methods for Upscaling Evapotranspiration from Flux Towers to the Regional Scale

    Tongren Xu;Zhixia Guo;Shaomin Liu;Xinlei He

  • Noah LSM Snow Model Diagnostics and Enhancements

    Ben Livneh;Youlong Xia;Kenneth E. Mitchell;Michael B. Ek

  • Evaluation of twelve evapotranspiration products from machine learning, remote sensing and land surface models over conterminous United States

    Tongren Xu;Zhixia Guo;Youlong Xia;Vagner G. Ferreira

  • Forest climatology: estimation of missing values for Bavaria, Germany

    Youlong Xia;Peter Fabian;Andreas Stohl;Martin Winterhalter

  • Assessment of simulated water balance from Noah, Noah‐MP, CLM, and VIC over CONUS using the NLDAS test bed

    Xitian Cai;Zong-Liang Yang;Youlong Xia;Maoyi Huang

  • Assimilation of Gridded GRACE Terrestrial Water Storage Estimates in the North American Land Data Assimilation System

    Sujay V. Kumar;Benjamin F. Zaitchik;Christa D. Peters-Lidard;Matthew Rodell

  • An Overview of Drought Monitoring and Prediction Systems at Regional and Global Scales

    Zengchao Hao;Xing Yuan;Youlong Xia;Fanghua Hao

  • A Systematic Evaluation of Noah-MP in Simulating Land-Atmosphere Energy, Water, and Carbon Exchanges Over the Continental United States

    Ning Ma;Ning Ma;Guo Yue Niu;Youlong Xia;Xitian Cai

  • Comparison of Groundwater Storage Changes From GRACE Satellites With Monitoring and Modeling of Major U.S. Aquifers

    Ashraf Rateb;Bridget R. Scanlon;Donald R. Pool;Alexander Sun

  • Comparison of NLDAS-2 Simulated and NASMD Observed Daily Soil Moisture. Part I: Comparison and Analysis

    Youlong Xia;Michael B. Ek;Yihua Wu;Trent Ford

  • Benchmarking NLDAS-2 Soil Moisture and Evapotranspiration to Separate Uncertainty Contributions

    Grey S. Nearing;David M. Mocko;Christa D. Peters-Lidard;Sujay V. Kumar

Frequent Co-Authors

Michael Ek
Michael Ek National Center for Atmospheric Research
David Mocko
David Mocko National Aeronautics and Space Administration
Christa D. Peters-Lidard
Christa D. Peters-Lidard Goddard Space Flight Center
Zengchao Hao
Zengchao Hao Beijing Normal University
Sujay V. Kumar
Sujay V. Kumar Goddard Space Flight Center
Kenneth E. Mitchell
Kenneth E. Mitchell National Oceanic and Atmospheric Administration
Vijay P. Singh
Vijay P. Singh Texas A&M University
Fanghua Hao
Fanghua Hao Beijing Normal University
Justin Sheffield
Justin Sheffield University of Southampton
Ben Livneh
Ben Livneh University of Colorado Boulder

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