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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 54 2717 2476 1124 998 195 9849

M. Todd Walter publications per year

The chart shows the history of publications by M. Todd Walter between 1999 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. M. Todd Walter published across 27 years, from 1999 to 2025, averaging 8.5 papers a year. Output peaked at 19 publications in 2019. 6 of the 230 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1999 to 2025. Vertical axis: number of publications, 0 to 19. Peak 19 publications in 2019. 1999: 3 publications 2000: 4 publications 2001: 7 publications 2002: 3 publications 2003: 5 publications 2004: 9 publications 2005: 10 publications 2006: 9 publications 2007: 7 publications 2008: 14 publications 2009: 9 publications 2010: 3 publications 2011: 3 publications 2012: 14 publications 2013: 10 publications 2014: 12 publications 2015: 13 publications 2016: 14 publications 2017: 12 publications 2018: 17 publications 2019: 19 publications 2020: 10 publications 2021: 8 publications 2022: 4 publications 2023: 5 publications 2024: 5 publications 2025: 1 publication
1999 2025

230 publications in total across all disciplines

View publications per year as a table
M. Todd Walter: publications per year, 1999 to 2025
Year Publications
1999 3
2000 4
2001 7
2002 3
2003 5
2004 9
2005 10
2006 9
2007 7
2008 14
2009 9
2010 3
2011 3
2012 14
2013 10
2014 12
2015 13
2016 14
2017 12
2018 17
2019 19
2020 10
2021 8
2022 4
2023 5
2024 5
2025 1
Total 230
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M. Todd Walter publications per year - data summary

  • M. Todd Walter, a Earth Science scholar from Cornell University, has 230 publications recorded across 27 years, from 1999 to 2025.
  • The oldest publication on record dates to 1999 and the most recent to 2025.
  • The most productive year is 2019, with 19 publications.
  • The least productive year with any output is 2025, with 1 publication.
  • The rate of publication averages 8.5 papers per year over the whole span, or 8.5 per year counting only the 27 years with at least one publication.
  • The last 5 years on the chart (2021-2025) hold 23 publications, 10% of the career total.
  • Split into equal eras - 1999-2007: 57 publications (6.3 per year); 2008-2016: 92 publications (10.2 per year); 2017-2025: 81 publications (9.0 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

M. Todd Walter 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 M. Todd Walter sits on this spectrum.

No. of scientists
100 200 300 400 500
Bar chart with 58 bars. Horizontal axis: publications, 38–47 to 603+. Vertical axis: number of scientists, 0 to 557. Most scientists, 557, have 128–137 publications. The last bar groups every scientist with 603 publications or more. The highlighted bar, 188–197 publications, is where this scientist sits. 38–47 publications: 5 scientists 48–57 publications: 33 scientists 58–67 publications: 94 scientists 68–77 publications: 161 scientists 78–87 publications: 278 scientists 88–97 publications: 376 scientists 98–107 publications: 404 scientists 108–117 publications: 484 scientists 118–127 publications: 540 scientists 128–137 publications: 557 scientists 138–147 publications: 491 scientists 148–157 publications: 495 scientists 158–167 publications: 458 scientists 168–177 publications: 490 scientists 178–187 publications: 414 scientists 188–197 publications: 401 scientists 198–207 publications: 333 scientists 208–217 publications: 292 scientists 218–227 publications: 290 scientists 228–237 publications: 262 scientists 238–247 publications: 243 scientists 248–257 publications: 208 scientists 258–267 publications: 185 scientists 268–277 publications: 147 scientists 278–287 publications: 128 scientists 288–297 publications: 119 scientists 298–307 publications: 120 scientists 308–317 publications: 107 scientists 318–327 publications: 93 scientists 328–337 publications: 87 scientists 338–347 publications: 64 scientists 348–357 publications: 87 scientists 358–367 publications: 60 scientists 368–377 publications: 60 scientists 378–387 publications: 34 scientists 388–397 publications: 50 scientists 398–407 publications: 44 scientists 408–417 publications: 31 scientists 418–427 publications: 39 scientists 428–437 publications: 27 scientists 438–447 publications: 36 scientists 448–457 publications: 27 scientists 458–467 publications: 29 scientists 468–477 publications: 30 scientists 478–487 publications: 19 scientists 488–497 publications: 15 scientists 498–507 publications: 18 scientists 508–517 publications: 19 scientists 518–527 publications: 16 scientists 528–537 publications: 10 scientists 538–547 publications: 11 scientists 548–557 publications: 14 scientists 558–567 publications: 11 scientists 568–577 publications: 7 scientists 578–587 publications: 14 scientists 588–597 publications: 5 scientists 598–602 publications: 4 scientists 603+ publications: 100 scientists
38–47 publications 603+

This scientist: 195 publications — 61st percentile

61% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 603 publications or more.

View publications distribution as a table
Number of Earth Science scientists by publication count, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
Publications Scientists This scientist
38–47 5
48–57 33
58–67 94
68–77 161
78–87 278
88–97 376
98–107 404
108–117 484
118–127 540
128–137 557
138–147 491
148–157 495
158–167 458
168–177 490
178–187 414
188–197 401 195
198–207 333
208–217 292
218–227 290
228–237 262
238–247 243
248–257 208
258–267 185
268–277 147
278–287 128
288–297 119
298–307 120
308–317 107
318–327 93
328–337 87
338–347 64
348–357 87
358–367 60
368–377 60
378–387 34
388–397 50
398–407 44
408–417 31
418–427 39
428–437 27
438–447 36
448–457 27
458–467 29
468–477 30
478–487 19
488–497 15
498–507 18
508–517 19
518–527 16
528–537 10
538–547 11
548–557 14
558–567 11
568–577 7
578–587 14
588–597 5
598–602 4
603+ 100
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M. Todd Walter publication distribution in Earth Science in 2026 - data summary

  • The chart plots the publication count of all 9,176 Earth Science scientists ranked by Research.com in 2026, grouped into 58 ranges running from 38–47 to 603+ publications.
  • M. Todd Walter, a Earth Science scholar from Cornell University, records 195 publications - the 61st percentile of the discipline.
  • 61% of ranked Earth Science scientists score the same or lower than M. Todd Walter, and about 39% score higher.
  • The median of the discipline falls in the 168–177 publications range, and M. Todd Walter ranks above the median.
  • The most crowded range is 128–137 publications, holding 557 scientists (6% of the field).
  • 58% of the field sits in the lowest quarter of the value range (up to 178–187 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 603 publications or more, 100 scientists in all (1% of the field).

M. Todd Walter 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 M. Todd Walter sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 77 bars. Horizontal axis: D-Index, 30 to 106+. Vertical axis: number of scientists, 0 to 389. Most scientists, 389, have 36 D-Index. The last bar groups every scientist with 106 D-Index or more. The highlighted bar, 54 D-Index, is where this scientist sits. 30 D-Index: 144 scientists 31 D-Index: 215 scientists 32 D-Index: 278 scientists 33 D-Index: 379 scientists 34 D-Index: 366 scientists 35 D-Index: 372 scientists 36 D-Index: 389 scientists 37 D-Index: 366 scientists 38 D-Index: 344 scientists 39 D-Index: 349 scientists 40 D-Index: 296 scientists 41 D-Index: 289 scientists 42 D-Index: 277 scientists 43 D-Index: 279 scientists 44 D-Index: 248 scientists 45 D-Index: 257 scientists 46 D-Index: 212 scientists 47 D-Index: 202 scientists 48 D-Index: 207 scientists 49 D-Index: 204 scientists 50 D-Index: 183 scientists 51 D-Index: 178 scientists 52 D-Index: 182 scientists 53 D-Index: 178 scientists 54 D-Index: 163 scientists 55 D-Index: 117 scientists 56 D-Index: 163 scientists 57 D-Index: 120 scientists 58 D-Index: 113 scientists 59 D-Index: 136 scientists 60 D-Index: 135 scientists 61 D-Index: 96 scientists 62 D-Index: 103 scientists 63 D-Index: 83 scientists 64 D-Index: 103 scientists 65 D-Index: 83 scientists 66 D-Index: 89 scientists 67 D-Index: 92 scientists 68 D-Index: 89 scientists 69 D-Index: 78 scientists 70 D-Index: 75 scientists 71 D-Index: 53 scientists 72 D-Index: 62 scientists 73 D-Index: 54 scientists 74 D-Index: 35 scientists 75 D-Index: 52 scientists 76 D-Index: 50 scientists 77 D-Index: 32 scientists 78 D-Index: 37 scientists 79 D-Index: 20 scientists 80 D-Index: 33 scientists 81 D-Index: 36 scientists 82 D-Index: 34 scientists 83 D-Index: 34 scientists 84 D-Index: 24 scientists 85 D-Index: 19 scientists 86 D-Index: 18 scientists 87 D-Index: 26 scientists 88 D-Index: 30 scientists 89 D-Index: 17 scientists 90 D-Index: 21 scientists 91 D-Index: 19 scientists 92 D-Index: 15 scientists 93 D-Index: 14 scientists 94 D-Index: 20 scientists 95 D-Index: 9 scientists 96 D-Index: 10 scientists 97 D-Index: 15 scientists 98 D-Index: 13 scientists 99 D-Index: 3 scientists 100 D-Index: 13 scientists 101 D-Index: 3 scientists 102 D-Index: 9 scientists 103 D-Index: 4 scientists 104 D-Index: 6 scientists 105 D-Index: 6 scientists 106+ D-Index: 98 scientists
30 D-Index 106+

This scientist: 54 D-Index — 71st percentile

71% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 106 D-Index or more.

View D-Index distribution as a table
Number of Earth Science scientists by D-index, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
D-Index Scientists This scientist
30 144
31 215
32 278
33 379
34 366
35 372
36 389
37 366
38 344
39 349
40 296
41 289
42 277
43 279
44 248
45 257
46 212
47 202
48 207
49 204
50 183
51 178
52 182
53 178
54 163 54
55 117
56 163
57 120
58 113
59 136
60 135
61 96
62 103
63 83
64 103
65 83
66 89
67 92
68 89
69 78
70 75
71 53
72 62
73 54
74 35
75 52
76 50
77 32
78 37
79 20
80 33
81 36
82 34
83 34
84 24
85 19
86 18
87 26
88 30
89 17
90 21
91 19
92 15
93 14
94 20
95 9
96 10
97 15
98 13
99 3
100 13
101 3
102 9
103 4
104 6
105 6
106+ 98
Download as CSV

M. Todd Walter D-index placement in Earth Science in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 9,176 Earth Science scientists ranked by Research.com in 2026, grouped into 77 ranges running from 30 to 106+ D-Index.
  • M. Todd Walter, a Earth Science scholar from Cornell University, records 54 D-Index - the 71st percentile of the discipline.
  • 71% of ranked Earth Science scientists score the same or lower than M. Todd Walter, and about 29% score higher.
  • The median of the discipline falls in the 44 D-Index range, and M. Todd Walter ranks above the median.
  • The most crowded range is 36 D-Index, holding 389 scientists (4% of the field).
  • 62% of the field sits in the lowest quarter of the value range (up to 49 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 106 D-Index or more, 98 scientists in all (1% of the field).

Overview

M. Todd Walter is affiliated with Cornell University in the United States and works primarily in the field of Environmental Science. Their research focuses on several subfields including Pollution, Environmental Chemistry, Water Science and Technology, Ecology, and Soil Science.

The main topics covered by Walter's research include Soil and Water Nutrient Dynamics, Hydrology and Watershed Management Studies, Wastewater Treatment and Nitrogen Removal, Soil Erosion and Sediment Transport, Microplastics and Plastic Pollution, Aquatic Ecosystems and Phytoplankton Dynamics, and Recycling and Waste Management Techniques.

Walter has contributed to multiple scientific publications with significant papers such as:

  • "Reducing adverse impacts of Amazon hydropower expansion," 2022, Science
  • "Critical Review of Polyphosphate and Polyphosphate Accumulating Organisms for Agricultural Water Quality Management," 2021, Environmental Science & Technology
  • "Drought and post-drought rain effect on stream phosphorus and other nutrient losses in the Northeastern USA," 2020, Journal of Hydrology Regional Studies
  • "What You Net Depends on if You Grab: A Meta-analysis of Sampling Method's Impact on Measured Aquatic Microplastic Concentration," 2021, Environmental Science & Technology
  • "Macroplastic accumulation in roadside ditches of New York State's Finger Lakes region (USA) across land uses and the COVID-19 pandemic," 2021, Journal of Environmental Management

M. Todd Walter frequently collaborates with a group of coauthors including Rebecca L. Schneider, Christine Georgakakos, Alexander S. Flecker, Olivier Dangles, and Kanishka Singh.

Their research has been published repeatedly in several journals, notably Hydrological Processes, Environmental Science & Technology, Journal of Environmental Management, The Science of The Total Environment, and Ecological Indicators.

Best Publications

  • Using the Climate Forecast System Reanalysis as weather input data for watershed models

    Daniel R. Fuka;M. Todd Walter;Charlotte MacAlister;Arthur T. Degaetano

  • Re-conceptualizing the soil and water assessment tool (SWAT) model to predict runoff from variable source areas

    Zachary M. Easton;Daniel R. Fuka;M. Todd Walter;Dillon M. Cowan

  • Hydrologically sensitive areas: Variable source area hydrology implications for water quality risk assessment

    M. T. Walter;M. F. Walter;E. S. Brooks;T. S. Steenhuis

  • Patterns in potassium dynamics in forest ecosystems.

    Christopher E. Tripler;Sujay S. Kaushal;Gene E. Likens;M. Todd Walter

  • A soil-water-balance approach to quantify groundwater recharge from irrigated cropland in the North China Plain

    Eloise Kendy;Pierre Gérard-Marchant;M. Todd Walter;Yongqiang Zhang

  • A GIS-based variable source area hydrology model

    Jane R. Frankenberger;Erin S. Brooks;M. Todd Walter;Michael F. Walter

  • Process-based snowmelt modeling: does it require more input data than temperature-index modeling?

    M. Todd Walter;Erin S. Brooks;Donald K. McCool;Larry G. King

  • The effect of dams on river transport of microplastic pollution.

    Lisa Watkins;Susan McGrattan;Patrick J. Sullivan;M. Todd Walter

  • Incorporating variable source area hydrology into a curve‐number‐based watershed model

    Elliot M. Schneiderman;Tammo S. Steenhuis;Dominique J. Thongs;Zachary M. Easton

  • Using a topographic index to distribute variable source area runoff predicted with the SCS curve-number equation

    Steve W. Lyon;M. Todd Walter;Pierre Gérard-Marchant;Tammo S. Steenhuis

  • Reducing adverse impacts of Amazon hydropower expansion

    Unknown

  • Increasing Evapotranspiration from the Conterminous United States

    M. Todd Walter;Daniel S. Wilks;J-Yves Parlange;Rebecca L. Schneider

  • Identifying hydrologically sensitive areas: Bridging the gap between science and application

    Laura J. Agnew;Steve Lyon;Pierre Gérard-Marchant;Virginia B. Collins

  • Phosphorus Transport Into Subsurface Drains by Macropores after Manure Applications: Implications for best Manure Management Practices

    Larry D. Geohring;Oloro V. Mchugh;M. Todd Walter;Tammo S. Steenhuis

  • Effects of urbanization on direct runoff characteristics in urban functional zones.

    Chunlin Li;Miao Liu;Yuanman Hu;Tuo Shi

  • Rainfall induced chemical transport from soil to runoff: theory and experiments

    Bin Gao;M. Todd Walter;Tammo S. Steenhuis;William Lawrence Hogarth

  • Estimating basin-wide hydraulic parameters of a semi-arid mountainous watershed by recession-flow analysis

    Guillermo F Mendoza;Tammo S Steenhuis;M.Todd Walter;J.-Yves Parlange

  • Linking the pacific decadal oscillation to seasonal stream discharge patterns in Southeast Alaska

    E.G. Neal;M. Todd Walter;C. Coffeen;C. Coffeen

  • Evaluating topographic wetness indices across central New York agricultural landscapes

    B. P. Buchanan;M. Fleming;R. L. Schneider;B. K. Richards

  • Investigating raindrop effects on transport of sediment and non-sorbed chemicals from soil to surface runoff

    B. Gao;M.T. Walter;T.S. Steenhuis;J.-Y. Parlange

  • Funneled flow mechanisms in a sloping layered soil : Laboratory investigation

    M. T. Walter;J.-S. Kim;T. S. Steenhuis;J.-Y. Parlange

  • Refined conceptualization of TOPMODEL for shallow subsurface flows

    M. Todd Walter;Tammo S. Steenhuis;Vishal K. Mehta;Dominique Thongs

  • Investigating ponding depth and soil detachability for a mechanistic erosion model using a simple experiment

    Bin Gao;M. T. Walter;T. S. Steenhuis;J. Y. Parlange

Frequent Co-Authors

Tammo S. Steenhuis
Tammo S. Steenhuis Cornell University
Zachary M. Easton
Zachary M. Easton Virginia Tech
Steve W. Lyon
Steve W. Lyon The Ohio State University
Peter M. Groffman
Peter M. Groffman City University of New York
Jean-Yves Parlange
Jean-Yves Parlange Cornell University
Jan Boll
Jan Boll Washington State University
Alexander S. Flecker
Alexander S. Flecker Cornell University
Bin Gao
Bin Gao University of Florida
Christine L. Goodale
Christine L. Goodale Cornell University
Johannes Lehmann
Johannes Lehmann Cornell University

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