World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
50
Citations
15841
World Ranking
3332
National Ranking
2

Robert F. Stallard publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where Robert F. Stallard sits on this spectrum.

38–42 publications: 1 scientists 43–47 publications: 0 scientists 48–52 publications: 3 scientists 53–57 publications: 8 scientists 58–62 publications: 11 scientists 63–67 publications: 16 scientists 68–72 publications: 24 scientists 73–77 publications: 31 scientists 78–82 publications: 49 scientists 83–87 publications: 77 scientists 88–92 publications: 86 scientists 93–97 publications: 88 scientists 98–102 publications: 92 scientists 103–107 publications: 84 scientists 108–112 publications: 102 scientists 113–117 publications: 108 scientists 118–122 publications: 117 scientists 123–127 publications: 126 scientists 128–132 publications: 146 scientists 133–137 publications: 114 scientists 138–142 publications: 102 scientists 143–147 publications: 127 scientists 148–152 publications: 102 scientists 153–157 publications: 112 scientists 158–162 publications: 102 scientists 163–167 publications: 127 scientists 168–172 publications: 121 scientists 173–177 publications: 112 scientists 178–182 publications: 109 scientists 183–187 publications: 98 scientists 188–192 publications: 92 scientists 193–197 publications: 105 scientists 198–202 publications: 77 scientists 203–207 publications: 80 scientists 208–212 publications: 89 scientists 213–217 publications: 70 scientists 218–222 publications: 74 scientists 223–227 publications: 74 scientists 228–232 publications: 70 scientists 233–237 publications: 67 scientists 238–242 publications: 59 scientists 243–247 publications: 67 scientists 248–252 publications: 51 scientists 253–257 publications: 46 scientists 258–262 publications: 41 scientists 263–267 publications: 39 scientists 268–272 publications: 34 scientists 273–277 publications: 39 scientists 278–282 publications: 35 scientists 283–287 publications: 36 scientists 288–292 publications: 35 scientists 293–297 publications: 29 scientists 298–302 publications: 23 scientists 303–307 publications: 39 scientists 308–312 publications: 34 scientists 313–317 publications: 23 scientists 318–322 publications: 18 scientists 323–327 publications: 18 scientists 328–332 publications: 21 scientists 333–337 publications: 20 scientists 338–342 publications: 15 scientists 343–347 publications: 13 scientists 348–352 publications: 24 scientists 353–357 publications: 25 scientists 358–362 publications: 10 scientists 363–367 publications: 20 scientists 368–372 publications: 17 scientists 373–377 publications: 18 scientists 378–382 publications: 15 scientists 383–387 publications: 7 scientists 388–392 publications: 22 scientists 393–397 publications: 9 scientists 398–402 publications: 11 scientists 403–407 publications: 16 scientists 408–412 publications: 4 scientists 413–417 publications: 5 scientists 418–422 publications: 14 scientists 423–427 publications: 8 scientists 428–432 publications: 7 scientists 433–437 publications: 7 scientists 438–442 publications: 10 scientists 443–447 publications: 10 scientists 448–452 publications: 3 scientists 453–457 publications: 9 scientists 458–462 publications: 11 scientists 463–467 publications: 4 scientists 468–472 publications: 6 scientists 473–477 publications: 11 scientists 478–482 publications: 8 scientists 483–487 publications: 2 scientists 488–492 publications: 3 scientists 493–497 publications: 4 scientists 498–502 publications: 4 scientists 503–507 publications: 4 scientists 508–509 publications: 4 scientists 510+ publications: 100 scientists
38 publications 510+

This scientist: 115 publications — 17th percentile

17% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 510 publications or more.

Robert F. Stallard D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where Robert F. Stallard sits on this spectrum.

30 D-Index: 15 scientists 31 D-Index: 42 scientists 32 D-Index: 60 scientists 33 D-Index: 90 scientists 34 D-Index: 103 scientists 35 D-Index: 108 scientists 36 D-Index: 142 scientists 37 D-Index: 147 scientists 38 D-Index: 147 scientists 39 D-Index: 152 scientists 40 D-Index: 143 scientists 41 D-Index: 157 scientists 42 D-Index: 141 scientists 43 D-Index: 151 scientists 44 D-Index: 140 scientists 45 D-Index: 135 scientists 46 D-Index: 121 scientists 47 D-Index: 108 scientists 48 D-Index: 128 scientists 49 D-Index: 111 scientists 50 D-Index: 106 scientists 51 D-Index: 112 scientists 52 D-Index: 102 scientists 53 D-Index: 103 scientists 54 D-Index: 94 scientists 55 D-Index: 61 scientists 56 D-Index: 101 scientists 57 D-Index: 71 scientists 58 D-Index: 65 scientists 59 D-Index: 78 scientists 60 D-Index: 93 scientists 61 D-Index: 56 scientists 62 D-Index: 58 scientists 63 D-Index: 52 scientists 64 D-Index: 63 scientists 65 D-Index: 49 scientists 66 D-Index: 53 scientists 67 D-Index: 57 scientists 68 D-Index: 50 scientists 69 D-Index: 44 scientists 70 D-Index: 44 scientists 71 D-Index: 31 scientists 72 D-Index: 33 scientists 73 D-Index: 33 scientists 74 D-Index: 23 scientists 75 D-Index: 32 scientists 76 D-Index: 24 scientists 77 D-Index: 17 scientists 78 D-Index: 19 scientists 79 D-Index: 9 scientists 80 D-Index: 21 scientists 81 D-Index: 20 scientists 82 D-Index: 17 scientists 83 D-Index: 19 scientists 84 D-Index: 19 scientists 85 D-Index: 14 scientists 86 D-Index: 6 scientists 87 D-Index: 14 scientists 88 D-Index: 17 scientists 89 D-Index: 10 scientists 90 D-Index: 8 scientists 91 D-Index: 8 scientists 92 D-Index: 9 scientists 93 D-Index: 6 scientists 94+ D-Index: 98 scientists
30 D-Index 94+

This scientist: 50 D-Index — 56th percentile

56% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 94 D-Index or more.

Overview

Robert F. Stallard is affiliated with the Smithsonian Tropical Research Institute in Panama. Their research contributions span primarily environmental science, with a focus on several subfields including global and planetary change, ecology, water science and technology, soil science, and molecular biology.

The scientist has authored multiple papers addressing diverse topics within hydrology, watershed management, sediment transport, flood risk management, and microbial community ecology. Key thematic areas of their research include:

  • Hydrology and Watershed Management Studies
  • Hydrology and Sediment Transport Processes
  • Flood Risk Assessment and Management
  • Soil Erosion and Sediment Transport
  • Plant Water Relations and Carbon Dynamics
  • Microbial Community Ecology and Physiology
  • Environmental DNA in Biodiversity Studies

Stallard's recent publications reflect an emphasis on tropical watershed hydrology, land use impacts on microbial communities, and organic carbon export in humid tropical river systems. Notable papers include:

  • Land use influences stream bacterial communities in lowland tropical watersheds, 2021, Scientific Reports
  • The influence of land cover and storm magnitude on hydrologic flowpath activation and runoff generation in steep tropical catchments of central Panama, 2021, Journal of Hydrology
  • Extreme rainstorms drive exceptional organic carbon export from forested humid-tropical rivers in Puerto Rico, 2022, Nature Communications
  • Precipitation Characteristics and Land Cover Control Wet Season Runoff Source and Rainfall Partitioning in Three Humid Tropical Catchments in Central Panama, 2021, Water Resources Research
  • Applied science facilitates the large-scale expansion of protected areas in an Amazonian hot spot, 2021, Science Advances

The scientist frequently collaborates with a consistent group of coauthors, including Jefferson S. Hall, Jason Regina, Fred L. Ogden, Holly Barnard, and Andrew L. Birch.

The venues where Stallard most often publishes their work comprise HydroShare Resources, Hydrological Processes, Scientific Reports, Journal of Hydrology, and Nature Communications. The majority of their publications appear in HydroShare Resources and Hydrological Processes, indicating a specialized engagement with hydrological data sharing platforms and methodological developments in hydrology.

Best Publications

  • Geochemistry of the Amazon: 2. The influence of geology and weathering environment on the dissolved load

    R. F. Stallard;J. M. Edmond

  • Soil nutrients influence spatial distributions of tropical tree species

    Robert John;James W. Dalling;James W. Dalling;Kyle Edward Harms;Kyle Edward Harms;Joseph B. Yavitt

  • Consistent land- and atmosphere-based U.S. carbon sink estimates.

    S. W. Pacala;G. C. Hurtt;D. Baker;P. Peylin

  • Terrestrial sedimentation and the carbon cycle: Coupling weathering and erosion to carbon burial

    Robert F. Stallard

  • Formation of the Isthmus of Panama

    Aaron O’Dea;Harilaos A. Lessios;Anthony G. Coates;Ron I. Eytan

  • Denudation rates determined from the accumulation of in situ-produced 10Be in the luquillo experimental forest, Puerto Rico

    Erik Thorson Brown;Robert F. Stallard;Matthew C. Larsen;Grant M. Raisbeck

  • On the chemical mass-balance in estuaries

    E. Boyle;R. Collier;A.T. Dengler;J.M. Edmond

  • Geochemistry of the Amazon: 1. Precipitation chemistry and the marine contribution to the dissolved load at the time of peak discharge

    R. F. Stallard;J. M. Edmond

  • Geochemistry of the Amazon: 3. Weathering chemistry and limits to dissolved inputs

    R. F. Stallard;J. M. Edmond

  • The fluvial geochemistry and denudation rate of the Guayana Shield in Venezuela, Colombia, and Brazil

    J.M. Edmond;M.R. Palmer;C.I. Measures;B. Grant

  • Major ion chemistry of some large Chinese rivers

    Hu Ming-Hui;R. F. Stallard;R. F. Stallard;J. M. Edmond

  • Methane emission by bubbling from Gatun Lake, Panama

    Michael Keller;Robert F. Stallard

  • Dynamics of soil carbon during deglaciation of the laurentide ice sheet.

    Jennifer W. Harden;Robert K. Mark;Eric T. Sundquist;Robert F. Stallard

  • First-Cycle Quartz Arenites in the Orinoco River Basin, Venezuela and Colombia

    Mark J. Johnsson;Robert F. Stallard;Robert H. Meade

  • Consumption of atmospheric methane in soils of central Panama: Effects of agricultural development

    Michael Keller;Martin E. Mitre;Robert F. Stallard

  • Dissolution at dislocation etch pits in quartz

    Susan L. Brantley;Stephanie R. Crane;David A. Crerar;Roland Hellmann

  • Effect of land cover and use on dry season river runoff, runoff efficiency, and peak storm runoff in the seasonal tropics of Central Panama

    Fred L. Ogden;Trey D. Crouch;Robert F. Stallard;Jefferson S. Hall

  • The chemical mass balance in the Amazon plume I: The nutrients

    J.M. Edmond;E.A. Boyle;B. Grant;R.F. Stallard

  • Controls on the composition of fluvial sands from a tropical weathering environment: Sands of the Orinoco River drainage basin, Venezuela and Colombia

    Mark J. Johnsson;Robert F. Stallard;Neil Lundberg

  • Radium and barium at GEOSECS stations in the Atlantic and Pacific

    L.H. Chan;J.M. Edmond;R.F. Stallard;W.S. Broecker

Frequent Co-Authors

Jefferson S. Hall
Jefferson S. Hall Smithsonian Tropical Research Institute
Fred L. Ogden
Fred L. Ogden National Oceanic and Atmospheric Administration
Helmut Elsenbeer
Helmut Elsenbeer University of Potsdam
Robert M. Key
Robert M. Key Princeton University
Jeffrey E. Richey
Jeffrey E. Richey University of Washington
Patricia Balvanera
Patricia Balvanera National Autonomous University of Mexico
Richard J. Murnane
Richard J. Murnane Harvard University
Susan L. Brantley
Susan L. Brantley Pennsylvania State University
S. Joseph Wright
S. Joseph Wright Smithsonian Tropical Research Institute

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