World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
43
Citations
8893
World Ranking
6992
National Ranking
2494

John J. Kelly 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 John J. Kelly 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: 79 publications — 5th percentile

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

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

John J. Kelly 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 John J. Kelly 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: 43 D-Index — 29th percentile

29% of scientists in this discipline score the same or lower.

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

Overview

John J. Kelly is affiliated with Loyola University Chicago in the United States. Their research primarily focuses on Environmental Science with an emphasis on pollution and waste management.

The scientist's work includes a significant concentration on microplastics and plastic pollution, reflecting in 18 publications related to this topic. Other key topics addressed in their research are recycling and waste management techniques, pharmaceutical and antibiotic environmental impacts, marine biology and environmental chemistry, wildlife-road interactions and conservation, water treatment and disinfection, and environmental DNA in biodiversity studies.

Kelly's notable recent papers include:

  • Wastewater treatment alters microbial colonization of microplastics (2021, PLoS ONE)
  • Microplastic selects for convergent microbiomes from distinct riverine sources (2020, Freshwater Science)
  • Biofilm assemblage and activity on plastic in urban streams at a continental scale: Site characteristics are more important than substrate type (2022, The Science of The Total Environment)
  • Plastic microbiome development in a freshwater ecosystem (2022, The Science of The Total Environment)
  • Biofilms on plastic litter in an urban river: Community composition and activity vary by substrate type (2024, Water Environment Research)

Kelly has frequently published in several scientific venues, with multiple papers appearing in The Science of The Total Environment and Water Environment Research. Other venues include PLoS ONE, Freshwater Science, and SSRN Electronic Journal.

The scientist has collaborated extensively with several coauthors, indicating active engagement in multidisciplinary teamwork. Frequent coauthors include:

  • Timothy J. Hoellein (9 joint publications)
  • Anna E. S. Vincent (3 joint publications)
  • Adit Chaudhary (3 joint publications)
  • Maxwell G. London (2 joint publications)
  • Elizabeth M. Berg (2 joint publications)

Their primary fields of study are Environmental Science with subfields focusing on pollution, industrial and manufacturing engineering, ecology, ocean engineering, and health, toxicology, and mutagenesis. This multidisciplinary approach underlines the broad scope of Kelly's research interests and expertise.

Best Publications

  • Microplastic is an Abundant and Distinct Microbial Habitat in an Urban River

    Amanda McCormick;Timothy J. Hoellein;Sherri A. Mason;Joseph Schluep

  • Microplastic in Surface Waters of Urban Rivers: Concentration, Sources, and Associated Bacterial Assemblages

    Amanda R. McCormick;Timothy J. Hoellein;Maxwell G. London;Joshua Hittie

  • Wastewater Treatment Effluent Reduces the Abundance and Diversity of Benthic Bacterial Communities in Urban and Suburban Rivers

    Bradley Drury;Emma Rosi-Marshall;John J. Kelly

  • Microplastic in riverine fish is connected to species traits.

    R. E. McNeish;L. H. Kim;H. A. Barrett;S. A. Mason

  • Anthropogenic Litter in Urban Freshwater Ecosystems: Distribution and Microbial Interactions

    Timothy Hoellein;Miguel Rojas;Adam Pink;Joseph Gasior

  • Use of 16S rRNA, 23S rRNA, and gyrB Gene Sequence Analysis To Determine Phylogenetic Relationships of Bacillus cereus Group Microorganisms

    Sergei G. Bavykin;Yuri P. Lysov;Yuri P. Lysov;Vladimir Zakhariev;Vladimir Zakhariev;John J. Kelly;John J. Kelly

  • Microplastic deposition velocity in streams follows patterns for naturally occurring allochthonous particles.

    Timothy J. Hoellein;Arial J. Shogren;Arial J. Shogren;Jennifer L. Tank;Paul Risteca

  • Changes in soil microbial communities over time resulting from one time application of zinc: a laboratory microcosm study

    J.J. Kelly;M. Häggblom;R.L. Tate

  • Triclosan Exposure Increases Triclosan Resistance and Influences Taxonomic Composition of Benthic Bacterial Communities

    Bradley Drury;John Scott;Emma J. Rosi-Marshall;John J. Kelly

  • Effects of heavy metal contamination and remediation on soil microbial communities in the vicinity of a zinc smelter

    John J. Kelly;Robert L. Tate

  • Effects of an invasive cattail species (Typha×glauca) on sediment nitrogen and microbial community composition in a freshwater wetland

    Nicholas L. Angeloni;Kathi Jo Jankowski;Kathi Jo Jankowski;Nancy C. Tuchman;Nancy C. Tuchman;John J. Kelly

  • Pharmaceuticals suppress algal growth and microbial respiration and alter bacterial communities in stream biofilms

    Emma J. Rosi-Marshall;Dustin W. Kincaid;Heather A. Bechtold;Todd V. Royer

  • Optimization of single-base-pair mismatch discrimination in oligonucleotide microarrays

    Hidetoshi Urakawa;Said El Fantroussi;Hauke Smidt;James C. Smoot

  • Longitudinal patterns of microplastic concentration and bacterial assemblages in surface and benthic habitats of an urban river

    Timothy J. Hoellein;Amanda R. McCormick;Amanda R. McCormick;Joshua Hittie;Maxwell G. London

  • Effects of material morphology on the phototoxicity of nano-TiO2 to bacteria.

    Tiezheng Tong;Anas Shereef;Jinsong Wu;Chu Thi Thanh Binh

  • Effects of heavy metal contamination and remediation on soil microbial communities in the vicinity of a zinc smelter as indicated by analysis of microbial community phospholipid fatty acid profiles

    John J. Kelly;John J. Kelly;Max M. Häggblom;Robert L. Tate

  • Combined Toxicity of Nano-ZnO and Nano-TiO2: From Single- to Multinanomaterial Systems

    Tiezheng Tong;Carolyn M. Wilke;Jinsong Wu;Chu Thi Thanh Binh

  • Single-base-pair discrimination of terminal mismatches by using oligonucleotide microarrays and neural network analyses.

    Hidetoshi Urakawa;Peter A. Noble;Said El Fantroussi;John J. Kelly

  • Pharmaceuticals and personal care products (PPCPs) are ecological disrupting compounds (EcoDC)

    Erinn K. Richmond;Michael R. Grace;John J. Kelly;Alexander J. Reisinger

  • Direct profiling of environmental microbial populations by thermal dissociation analysis of native rRNAs hybridized to oligonucleotide microarrays.

    Said El Fantroussi;Hidetoshi Urakawa;Anne E. Bernhard;John J. Kelly

  • Cytotoxicity of commercial nano-TiO2 to Escherichia coli assessed by high-throughput screening: effects of environmental factors.

    Tiezheng Tong;Chu Thi Thanh Binh;John J. Kelly;Jean François Gaillard

Frequent Co-Authors

Kimberly A. Gray
Kimberly A. Gray Northwestern University
Timothy J. Hoellein
Timothy J. Hoellein Loyola University Chicago
Jean-François Gaillard
Jean-François Gaillard Northwestern University
David A. Stahl
David A. Stahl University of Washington
Emma J. Rosi-Marshall
Emma J. Rosi-Marshall Loyola University Chicago
Aaron I. Packman
Aaron I. Packman Northwestern University
Hauke Smidt
Hauke Smidt Wageningen University & Research
Max M. Häggblom
Max M. Häggblom Rutgers, The State University of New Jersey
Jennifer L. Tank
Jennifer L. Tank University of Notre Dame
Jinsong Wu
Jinsong Wu Wuhan University of Technology

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