World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
35
Citations
5566
World Ranking
9280
National Ranking
6

Karen G. Villholth 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 Karen G. Villholth 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: 154 publications — 44th percentile

44% of scientists in this discipline score the same or lower.

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

Karen G. Villholth 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 Karen G. Villholth 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: 35 D-Index — 5th percentile

5% of scientists in this discipline score the same or lower.

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

Overview

Karen G. Villholth is affiliated with the International Water Management Institute in Sri Lanka. Their research primarily spans Environmental Science and Earth and Planetary Sciences, with 27 and 17 publications respectively in these fields.

The main subfields of their study include Environmental Engineering, Geochemistry and Petrology, Water Science and Technology, Ocean Engineering, and Geophysics. Their work covers a range of topics including Groundwater and Isotope Geochemistry, Groundwater and Watershed Analysis, Hydrology and Watershed Management Studies, Water resources management and optimization, Geophysical and Geoelectrical Methods, Water-Energy-Food Nexus Studies, and Flood Risk Assessment and Management.

Frequent coauthors in their publications are Mohammad Shamsudduha, Richard G. Taylor, Girma Yimer Ebrahim, Alan MacDonald, and Lawrence E. Stevens.

They have published in multiple venues, with repeated contributions to Nature Reviews Earth & Environment, Hydrogeology Journal, and Physics and Chemistry of the Earth Parts A/B/C, among others. The list of frequent publication venues also includes Journal of Hydrology and Water.

Some of their recent papers include:

  • "Global water resources and the role of groundwater in a resilient water future," 2023, Nature Reviews Earth & Environment
  • "Surface water-groundwater interactions and local land use control water quality impacts of extreme rainfall and flooding in a vulnerable semi-arid region of Sub-Saharan Africa," 2022, Journal of Hydrology
  • "Managed Aquifer Recharge in Africa: Taking Stock and Looking Forward," 2020, Water
  • "Ending groundwater overdraft without affecting food security," 2024, Nature Sustainability
  • "The influence of groundwater abstraction on interpreting climate controls and extreme recharge events from well hydrographs in semi-arid South Africa," 2021, Hydrogeology Journal

Best Publications

  • Global water resources and the role of groundwater in a resilient water future

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  • Observed controls on resilience of groundwater to climate variability in sub-Saharan Africa

    Mark O. Cuthbert;Richard G. Taylor;Guillaume Favreau;Guillaume Favreau;Martin C. Todd

  • Groundwater: a global assessment of scale and significance

    Tushaar Shah;J. Burke;K. Villholth;M. Angelica

  • The agricultural groundwater revolution: opportunities and threats to development.

    Mark Giordano;Karen G. Villholth

  • Impacts of the 2004 tsunami on groundwater resources in Sri Lanka

    Tissa H. Illangasekare;Scott W. Tyler;T. Prabhakar Clement;Karen G. Villholth

  • Processes of colloid mobilization and transport in macroporous soil monoliths

    M. Lægdsmand;K.G. Villholth;M. Ullum;K.H. Jensen

  • Modelling particle mobilization and leaching in macroporous soil

    N. J. Jarvis;K. G. Villholth;B. Ulén

  • Field Investigations and Modeling of Particle‐Facilitated Pesticide Transport in Macroporous Soil

    Karen G. Villholth;Nicholas J. Jarvis;Ole H. Jacobsen;Hubert de Jonge

  • Preferential flow and pesticide transport in a clay-rich till: Field, laboratory, and modeling analysis

    Peter R. Jørgensen;Peter R. Jørgensen;Martin Hoffmann;Jens P. Kistrup;Claus Bryde

  • Groundwater and Sustainable Development Goals: Analysis of Interlinkages

    Lisa Guppy;Paula Uyttendaele;Karen G. Villholth;Vladimir Smakhtin

  • Flow and transport processes in a macroporous subsurface-drained glacial till soil I: Field investigations

    Karen Grothe Villholth;Karsten Høgh Jensen;Johnny Fredericia

  • Flow and transport processes in a macroporous subsurface-drained glacial till soil II. Model analysis

    Karen G. Villholth;Karsten Høgh Jensen

  • Groundwater assessment and management: implications and opportunities of globalization

    Karen G. Villholth

  • Groundwater irrigation for smallholders in Sub-Saharan Africa – a synthesis of current knowledge to guide sustainable outcomes

    Karen G. Villholth

  • Colloid Characterization and Colloidal Phase Partitioning of Polycyclic Aromatic Hydrocarbons in Two Creosote-Contaminated Aquifers in Denmark

    Karen G. Villholth

  • Groundwater Resources and Management Challenges in Sri Lanka–an Overview

    Karen Grothe Villholth;Lorraine D. Rajasooriyar

  • Mapping irrigation potential from renewable groundwater in Africa – a quantitative hydrological approach

    Yvan Altchenko;Yvan Altchenko;Karen G. Villholth

  • A Laboratory Analysis of the Effect of Macropores on Solute Transport

    D. Wildenschild;K. H. Jensen;K. Villholth;T. H. Illangasekare

  • The El Niño event of 2015–2016: climate anomalies and their impact on groundwater resources in East and Southern Africa

    Seshagiri Rao Kolusu;Mohammad Shamsudduha;Martin C. Todd;Richard G. Taylor

  • Community management of groundwater.

    E. Schlager;M. Giordano;K. G. Villholth

  • Integrated hydrological modeling of the North China Plain: Options for sustainable groundwater use in the alluvial plain of Mt. Taihang

    Yunqiao Shu;Karen G. Villholth;Karsten H. Jensen;Simon Stisen

  • Advances in groundwater governance

    Karen G. Villholth;E. López Gunn;K. Conti;A. Garrido

  • The groundwater recharge movement in India.

    Ramaswamy Sakthivadivel;M. Giordano;K. G. Villholth

Frequent Co-Authors

Karsten Høgh Jensen
Karsten Høgh Jensen University of Copenhagen
Mark Giordano
Mark Giordano Georgetown University
Meththika Vithanage
Meththika Vithanage University of Sri Jayewardenepura
Peter Engesgaard
Peter Engesgaard University of Copenhagen
Vladimir U. Smakhtin
Vladimir U. Smakhtin United Nations University
Richard G. Taylor
Richard G. Taylor University College London
Mark O. Cuthbert
Mark O. Cuthbert Cardiff University
Paul Pavelic
Paul Pavelic International Water Management Institute
Mohammad Shamsudduha
Mohammad Shamsudduha University College London
Alan MacDonald
Alan MacDonald British Geological Survey

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Exploring these related degree options allows individuals to tailor their education to environmental challenges and career aspirations effectively.

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