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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 40 5969 5527 12 12 118 4205

Priyadarsi D. Roy publications per year

The chart shows the history of publications by Priyadarsi D. Roy between 2006 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Priyadarsi D. Roy published across 20 years, from 2006 to 2025, averaging 10.2 papers a year. Output peaked at 30 publications in 2022. 43 of the 204 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 2006 to 2025. Vertical axis: number of publications, 0 to 30. Peak 30 publications in 2022. 2006: 1 publication 2007: 1 publication 2008: 3 publications 2009: 3 publications 2010: 6 publications 2011: 3 publications 2012: 5 publications 2013: 5 publications 2014: 8 publications 2015: 8 publications 2016: 8 publications 2017: 8 publications 2018: 9 publications 2019: 7 publications 2020: 20 publications 2021: 23 publications 2022: 30 publications 2023: 13 publications 2024: 20 publications 2025: 23 publications
2006 2025

204 publications in total across all disciplines

View publications per year as a table
Priyadarsi D. Roy: publications per year, 2006 to 2025
Year Publications
2006 1
2007 1
2008 3
2009 3
2010 6
2011 3
2012 5
2013 5
2014 8
2015 8
2016 8
2017 8
2018 9
2019 7
2020 20
2021 23
2022 30
2023 13
2024 20
2025 23
Total 204
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Priyadarsi D. Roy 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 Priyadarsi D. Roy 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, 118–127 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: 118 publications — 20th percentile

20% 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
118–127 540 118
128–137 557
138–147 491
148–157 495
158–167 458
168–177 490
178–187 414
188–197 401
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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Priyadarsi D. Roy 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 Priyadarsi D. Roy 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, 40 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: 40 D-Index — 38th percentile

38% 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 40
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
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
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Overview

Priyadarsi D. Roy is affiliated with the National Autonomous University of Mexico in Mexico.

Their research spans Environmental Science and Earth and Planetary Sciences, with a focus on several subfields including Geochemistry and Petrology, Water Science and Technology, Environmental Engineering, Pollution, and Global and Planetary Change.

They have contributed to main research topics such as Groundwater and Isotope Geochemistry, Water Quality and Pollution Assessment, Groundwater and Watershed Analysis, Microplastics and Plastic Pollution, Recycling and Waste Management Techniques, Geology and Paleoclimatology Research, and Fluoride Effects and Removal.

Frequent publication venues for Roy's work include:

  • The Science of The Total Environment
  • Environmental Science and Pollution Research
  • Environmental Monitoring and Assessment
  • Environmental Pollution
  • Environmental Research

Roy has published studies on various environmental topics, notable recent papers include:

  • Hazardous microplastic characteristics and its role as a vector of heavy metal in groundwater and surface water of coastal south India (2020, Journal of Hazardous Materials)
  • Microplastic diagnostics in humans: "The 3Ps" Progress, problems, and prospects (2022, The Science of The Total Environment)
  • Analyzing microplastics with Nile Red: Emerging trends, challenges, and prospects (2021, Journal of Hazardous Materials)
  • Element concentrations in pelagic Sargassum along the Mexican Caribbean coast in 2018-2019 (2020, PeerJ)
  • Imprints of pandemic lockdown on subsurface water quality in the coastal industrial city of Tuticorin, South India: A revival perspective (2020, The Science of The Total Environment)

Collaborations are a significant part of Roy's research, with frequent co-authors including:

  • S. Selvam
  • C. Lakshumanan
  • Gurusamy Kutralam-Muniasamy
  • Fermín Pérez-Guevara
  • Venkatramanan Senapathi

In addition to journal articles, Roy has contributed to book publications, including a forthcoming title titled La vida en el Cuaternario, expected to be published in 2025 by the Universidad Nacional Autónoma de México, Centro de Investigaciones en Geografía Ambiental eBooks.

Best Publications

  • Microplastics in tourist beaches of Huatulco Bay, Pacific coast of southern Mexico

    I. Retama;M.P. Jonathan;V.C. Shruti;S. Velumani

  • REE geochemistry of the recent playa sediments from the Thar Desert, India: An implication to playa sediment provenance

    P.D. Roy;P.D. Roy;W. Smykatz-Kloss

  • Comparative study of machine learning models for evaluating groundwater vulnerability to nitrate contamination.

    Unknown

  • Geochemistry of late quaternary sediments from Tecocomulco lake, central Mexico: Implication to chemical weathering and provenance

    P.D. Roy;P.D. Roy;M. Caballero;R. Lozano;W. Smykatz-Kloss

  • SARS-CoV-2 pandemic lockdown: Effects on air quality in the industrialized Gujarat state of India.

    S. Selvam;P. Muthukumar;S. Venkatramanan;P.D. Roy

  • Imprints of pandemic lockdown on subsurface water quality in the coastal industrial city of Tuticorin, South India: A revival perspective.

    S. Selvam;K. Jesuraja;S. Venkatramanan;S.Y. Chung

  • The effects of geochemical processes on groundwater chemistry and the health risks associated with fluoride intake in a semi-arid region of South India

    D. Karunanidhi;P. Aravinthasamy;M. Deepali;T. Subramani

  • Acid leachable trace metals in sediment cores from Sunderban Mangrove Wetland, India: an approach towards regular monitoring.

    M. P. Jonathan;S. K. Sarkar;P. D. Roy;Md. A. Alam

  • Microplastics and trace metals in fish species of the Gulf of Mannar (Indian Ocean) and evaluation of human health.

    S. Selvam;A. Manisha;Priyadarsi D. Roy;S. Venkatramanan

  • Sobol sensitivity approach for the appraisal of geomedical health risks associated with oral intake and dermal pathways of groundwater fluoride in a semi-arid region of south India.

    D. Karunanidhi;P. Aravinthasamy;Deepak Kumar;T. Subramani

  • Metal concentrations in water and sediments from tourist beaches of Acapulco, Mexico

    M.P. Jonathan;P.D. Roy;N. Thangadurai;S. Srinivasalu

  • Groundwater pollution index (GPI) and GIS-based appraisal of groundwater quality for drinking and irrigation in coastal aquifers of Tiruchendur, South India

    Jesuraja Kamaraj;Selvam Sekar;Priyadarsi D. Roy;Venkatramanan Senapathi

  • Groundwater chemistry and demarcation of seawater intrusion zones in the Thamirabarani delta of south India based on geochemical signatures

    V Satheeskumar;T Subramani;C Lakshumanan;Priyadarsi D Roy

  • Late Holocene geochemical history inferred from Sambhar and Didwana playa sediments, Thar Desert, India: Comparison and synthesis

    P.D. Roy;W. Smykatz-Kloss;R. Sinha

  • Geochemical record of Late Quaternary paleoclimate from lacustrine sediments of paleo-lake San Felipe, western Sonora Desert, Mexico

    P.D. Roy;M. Caballero;R. Lozano;B. Ortega

  • Impact of groundwater contamination on human health.

    D Karunanidhi;T Subramani;Priyadarsi D Roy;Hui Li

  • Occurrence, distribution and provenance of micro plastics: A large scale quantitative analysis of beach sediments from southeastern coast of South Africa.

    E. Vetrimurugan;M.P. Jonathan;S.K. Sarkar;Francisco Rodríguez-González

  • Demarcation of groundwater quality domains using GIS for best agricultural practices in the drought-prone Shanmuganadhi River basin of South India

    P. Aravinthasamy;D. Karunanidhi;T. Subramani;Priyadarsi D. Roy

  • Climatic variability in the northern sector of the American tropics since the latest MIS 3

    Socorro Lozano-García;Beatriz Ortega;Priyadarsi D. Roy;Laura Beramendi-Orosco

  • Metal enrichment in beach sediments from Chennai Metropolis, SE coast of India.

    G. Santhiya;C. Lakshumanan;M.P. Jonathan;P.D. Roy

Frequent Co-Authors

M.P. Jonathan
M.P. Jonathan Instituto Politécnico Nacional
Ashok K. Singhvi
Ashok K. Singhvi Physical Research Laboratory
D. Karunanidhi
D. Karunanidhi Hindustan Institute of Technology and Science
Rajiv Sinha
Rajiv Sinha Indian Institute of Technology Kanpur
M. Santosh
M. Santosh China University of Geosciences
Arun Bhakta Shrestha
Arun Bhakta Shrestha International Centre for Integrated Mountain Development
Anil K. Gupta
Anil K. Gupta Indian Institute of Technology Kharagpur
K. Srinivasamoorthy
K. Srinivasamoorthy Pondicherry University
Sarah E. Metcalfe
Sarah E. Metcalfe University of Nottingham

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Related Online Degrees & Career Pathways

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