World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
38
Citations
6556
World Ranking
8577
National Ranking
3068

Thomas M. Isenhart 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 Thomas M. Isenhart 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: 142 publications — 37th percentile

37% of scientists in this discipline score the same or lower.

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

Thomas M. Isenhart 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 Thomas M. Isenhart 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: 38 D-Index — 12th percentile

12% of scientists in this discipline score the same or lower.

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

Overview

Thomas M. Isenhart is affiliated with Iowa State University in the United States. Their research primarily focuses on environmental science and agricultural and biological sciences, contributing extensively to these fields through numerous publications.

Their work encompasses several subfields, including:

  • Environmental Chemistry
  • Water Science and Technology
  • Soil Science
  • Ecology
  • Civil and Structural Engineering

Isenhart's main topics of study address various aspects of soil and water nutrient dynamics, hydrology, and sediment transport. These include:

  • Soil and Water Nutrient Dynamics
  • Hydrology and Watershed Management Studies
  • Soil Erosion and Sediment Transport
  • Hydrology and Sediment Transport Processes
  • Peatlands and Wetlands Ecology
  • Groundwater and Isotope Geochemistry
  • Wastewater Treatment and Nitrogen Removal

Their recent research papers illustrate an active engagement with themes related to watershed management, stream morphology, and nutrient removal. Notable papers include:

  • Long-term nitrate removal in three riparian buffers: 21 years of data from the Bear Creek watershed in central Iowa, USA (2020), published in The Science of The Total Environment
  • Contribution of streambanks to phosphorus export from Iowa (2021), published in Journal of Soil and Water Conservation
  • Riparian Land-Use, Stream Morphology and Streambank Erosion within Grazed Pastures in Southern Iowa, USA: A Catchment-Wide Perspective (2020), published in Sustainability
  • Automated measurement of eroding streambank volume from high-resolution aerial imagery and terrain analysis (2020), published in Geomorphology
  • Biomass Production with Conservation Practices for Two Iowa Watersheds (2020), published in JAWRA Journal of the American Water Resources Association

Isenhart frequently collaborates with several researchers, often contributing to studies with:

  • Tyler A. Groh
  • Keith E. Schilling
  • Richard C. Schultz
  • Peter Moore
  • Loulou C. Dickey

The scholar publishes regularly in academic venues specializing in environmental and water resource research. Frequent publication venues include:

  • Journal of Environmental Quality
  • The Science of The Total Environment
  • JAWRA Journal of the American Water Resources Association
  • Journal of Soil and Water Conservation
  • Sustainability

Best Publications

  • Nitrate and organic N analyses with second-derivative spectroscopy

    William G. Crumpton;Thomas M. Isenhart;Paul D. Mitchell

  • Sediment and nutrient removal in an established multi-species riparian buffer.

    K.H. Lee;T.M. Isenhart;R.C. Schultz

  • Multispecies riparian buffers trap sediment and nutrients during rainfall simulations.

    Kye-Han Lee;Thomas M. Isenhart;Richard C. Schultz;Steven K. Mickelson

  • Riparian forest buffers in agroecosystems - lessons learned from the Bear Creek Watershed, central Iowa, USA

    R. C. Schultz;T. M. Isenhart;W. W. Simpkins;J. P. Colletti

  • Design and placement of a multi-species riparian buffer strip system

    R. C. Schultz;J. P. Collettil;T. M. Isenhart;W. W. Simpkins

  • FINE ROOT DYNAMICS, COARSE ROOT BIOMASS, ROOT DISTRIBUTION, AND SOIL RESPIRATION IN A MULTISPECIES RIPARIAN BUFFER IN CENTRAL IOWA, USA

    A. Tufekcioglu;J. W. Raich;T. M. Isenhart;R. C. Schultz

  • Soil-water infiltration under crops, pasture, and established riparian buffer in Midwestern USA

    L. Bharati;K.-H. Lee;T.M. Isenhart;R.C. Schultz

  • Aggregate-Size Stability Distribution and Soil Stability

    C. O. Márquez;V. J. Garcia;Cynthia A. Cambardella;Richard C. Schultz

  • Soil respiration within riparian buffers and adjacent crop fields

    A. Tufekcioglu;J.W. Raich;T.M. Isenhart;R.C. Schultz

  • Biomass, carbon and nitrogen dynamics of multi-species riparian buffers within an agricultural watershed in Iowa, USA

    A. Tufekcioglu;J.W. Raich;T.M. Isenhart;R.C. Schultz

  • NUTRIENT AND SEDIMENT REMOVAL BY SWITCHGRASS AND COOL-SEASON GRASS FILTER STRIPS IN CENTRAL IOWA, USA

    K.-H. Lee;T. M. Isenhart;R. C. Schultz;S. K. Mickelson

  • Stream bank erosion adjacent to riparian forest buffers, row-crop fields, and continuously-grazed pastures along Bear Creek in central Iowa

    G.N. Zaimes;R.C. Schultz;T.M. Isenhart

  • Reconnecting Tile Drainage to Riparian Buffer Hydrology for Enhanced Nitrate Removal

    Dan B. Jaynes;Thomas M. Isenhart

  • Optimizing the placement of riparian practices in a watershed using terrain analysis

    Mark D. Tomer;D. E. James;Thomas M. Isenhart

  • Quantifying Fine-Root Decomposition: An Alternative to Buried Litterbags

    Mathew E. Dornbush;Thomas M. Isenhart;James W. Raich

  • Streambank Soil and Phosphorus Losses Under Different Riparian Land-Uses in Iowa1

    George N. Zaimes;Richard C. Schultz;Thomas M. Isenhart

  • Agricultural conservation planning framework: 1. Developing multipractice watershed planning scenarios and assessing nutrient reduction potential.

    Mark D. Tomer;S. A. Porter;K. M. B. Boomer;D. E. James

  • Riparian Land Uses and Precipitation Influences on Stream Bank Erosion in Central Iowa

    George N. Zaimes;Richard C. Schultz;Thomas M. Isenhart

  • Streambank erosion rates and loads within a single watershed: Bridging the gap between temporal and spatial scales

    Jason A. Palmer;Keith E. Schilling;Thomas M. Isenhart;Richard C. Schultz

  • Source-pathway separation of multiple contaminants during a rainfall-runoff event in an artificially drained agricultural watershed.

    Mark D. Tomer;C. G. Wilson;Thomas B. Moorman;K. J. Cole

Frequent Co-Authors

Mark D. Tomer
Mark D. Tomer US Department of Agriculture
Keith E. Schilling
Keith E. Schilling University of Iowa
Matthew J. Helmers
Matthew J. Helmers Iowa State University
Thomas B. Moorman
Thomas B. Moorman Agricultural Research Service
Timothy B. Parkin
Timothy B. Parkin Agricultural Research Service
Catherine L. Kling
Catherine L. Kling Cornell University
James W. Raich
James W. Raich Iowa State University
Heidi Asbjornsen
Heidi Asbjornsen University of New Hampshire
Cynthia A. Cambardella
Cynthia A. Cambardella Agricultural Research Service
Philip W. Gassman
Philip W. Gassman Iowa State University

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

For students interested in Environmental Sciences, exploring related online degrees can offer flexible and affordable options. Those starting their academic journey might consider a cheap online general studies degree, which provides a broad educational foundation while minimizing costs.

If you’re looking for a straightforward path, some programs are recognized as the easiest bachelor degree to get. These programs can help students balance studies with other responsibilities, making it more accessible to gain credentials in related fields.

For those aiming at specialized careers, pursuing a geologist degree online offers critical training in earth sciences, preparing students for roles in resource management and environmental consulting.

Another promising area is Geographic Information Systems (GIS). The top GIS masters programs provide advanced skills in spatial data analysis, essential for environmental planning and sustainable development careers.

Best Scientists Citing Thomas M. Isenhart

Trending Scientists

Recently Published Articles