World's Best Scientists 2026 revealed!
Chris D. Metcalfe

Chris D. Metcalfe

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Chemistry
Canada
2025
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Environmental Sciences
Canada
2023

D-Index & Metrics

Environmental Sciences

D-Index
87
Citations
25572
World Ranking
687
National Ranking
29

Chemistry

D-Index
86
Citations
24917
World Ranking
2563
National Ranking
54

Chris D. Metcalfe 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 Chris D. Metcalfe 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: 287 publications — 84th percentile

84% of scientists in this discipline score the same or lower.

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

Chris D. Metcalfe 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 Chris D. Metcalfe 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: 87 D-Index — 93rd percentile

93% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2025 - Research.com Chemistry in Canada Leader Award
  • 2023 - Research.com Environmental Sciences in Canada Leader Award
  • 2022 - Research.com Chemistry in Canada Leader Award

Overview

Chris D. Metcalfe is affiliated with Trent University in Canada and conducts research primarily within the field of Environmental Science. Their work spans multiple subfields including Health, Toxicology and Mutagenesis, Pollution, Environmental Chemistry, Water Science and Technology, and Physiology.

The research topics covered by Metcalfe focus on areas such as Pharmaceutical and Antibiotic Environmental Impacts, Toxic Organic Pollutants Impact, Environmental Toxicology and Ecotoxicology, Water Treatment and Disinfection, Reproductive Biology and Impacts on Aquatic Species, Effects and Risks of Endocrine Disrupting Chemicals, and Fish Ecology and Management Studies.

Frequent co-authors collaborating with Metcalfe include Viviane Yargeau, Tamanna Sultana, Cassandra Johannessen, Paul A. Helm, and Lauren D. Hayhurst.

The scientist has contributed articles to several publication venues, with the most common being Chemosphere, Environmental Research, Environmental Monitoring and Assessment, Archives of Environmental Contamination and Toxicology, and Environmental Pollution.

Notable recent papers authored by or involving Metcalfe include:

  • The Tire Wear Compounds 6PPD-Quinone and 1,3-Diphenylguanidine in an Urban Watershed (2021), Archives of Environmental Contamination and Toxicology
  • Impacts of endocrine disrupting chemicals on reproduction in wildlife and humans (2021), Environmental Research
  • Detection of selected tire wear compounds in urban receiving waters (2021), Environmental Pollution
  • An introduction to the sources, fate, occurrence and effects of endocrine disrupting chemicals released into the environment (2022), Environmental Research
  • Effects of endocrine disrupting chemicals on gonad development: Mechanistic insights from fish and mammals (2021), Environmental Research

Metcalfe has authored books published by Springer International Publishing, including "The Ecotoxicology of Aquatic Macrophytes" (2023) and "Building Resilience to Climate Change in Small Island Developing States (SIDS) in the Caribbean" (2023).

Best Publications

  • Fish micronuclei for assessing genotoxicity in water

    Kabil Al-Sabti;Chris D. Metcalfe

  • Occurrence of antimicrobials in the final effluents of wastewater treatment plants in Canada.

    Unknown

  • Estrogenic potency of chemicals detected in sewage treatment plant effluents as determined by in vivo assays with Japanese medaka (Oryzias latipes).

    Chris D. Metcalfe;Tracy L. Metcalfe;Yiannis Kiparissis;Brenda G. Koenig

  • Potential scenarios for nanomaterial release and subsequent alteration in the environment

    Bernd Nowack;James F. Ranville;Stephen Diamond;Julian A. Gallego-Urrea

  • Distribution of acidic and neutral drugs in surface waters near sewage treatment plants in the lower Great Lakes, Canada

    Unknown

  • Occurrence of neutral and acidic drugs in the effluents of Canadian sewage treatment plants.

    Chris D. Metcalfe;Brenda G. Koenig;Don T. Bennie;Mark Servos

  • Antidepressants and their metabolites in municipal wastewater, and downstream exposure in an urban watershed

    Chris D. Metcalfe;Shaogang Chu;Colin Judt;Hongxia Li

  • Carbamazepine and its metabolites in wastewater and in biosolids in a municipal wastewater treatment plant.

    Xiu-Sheng Miao;Jian-Jun Yang;Chris D Metcalfe

  • Induction of testis-ova in Japanese medaka (Oryzias latipes) exposed to p-nonylphenol

    Michelle A. Gray;Chris D. Metcalfe

  • Ecotoxicity test methods for engineered nanomaterials: Practical experiences and recommendations from the bench

    Richard D. Handy;Geert Cornelis;Teresa Fernandes;Olga Tsyusko

  • Determination of carbamazepine and its metabolites in aqueous samples using liquid chromatography-electrospray tandem mass spectrometry.

    Unknown

  • Pharmaceutical and personal care products in groundwater, subsurface drainage, soil, and wheat grain, following a high single application of municipal biosolids to a field

    N. Gottschall;E. Topp;C. Metcalfe;M. Edwards

  • Assessing the environmental fate of chemicals of emerging concern: a case study of the polybrominated diphenyl ethers

    Anna Palm;Ian T. Cousins;Donald Mackay;Mats Tysklind

  • Analysis of acidic drugs in the effluents of sewage treatment plants using liquid chromatography-electrospray ionization tandem mass spectrometry.

    Xiu-Sheng Miao;Brenda G Koenig;Chris D Metcalfe

  • Impacts of endocrine disrupting chemicals on reproduction in wildlife and humans.

    Unknown

  • The human lipid regulator, gemfibrozil bioconcentrates and reduces testosterone in the goldfish, Carassius auratus.

    C. Mimeault;A.J. Woodhouse;X.-S. Miao;C.D. Metcalfe

  • Runoff of pharmaceuticals and personal care products following application of biosolids to an agricultural field

    Edward Topp;Sara C. Monteiro;Andrew Beck;Bonnie Ball Coelho

  • Sampling in the Great Lakes for pharmaceuticals, personal care products, and endocrine-disrupting substances using the passive polar organic chemical integrative sampler.

    Hongxia Li;Paul A. Helm;Chris D. Metcalfe

  • Reduction of pharmaceutically active compounds by a lagoon wetland wastewater treatment system in Southeast Louisiana.

    Jeremy L. Conkle;John R. White;Chris D. Metcalfe

  • A comparison of flavonoid glycosides by electrospray tandem mass spectrometry

    Raymond E. March;Errol G. Lewars;Christopher J. Stadey;Xiu-Sheng Miao

  • Determination of cholesterol-lowering statin drugs in aqueous samples using liquid chromatography-electrospray ionization tandem mass spectrometry.

    Xiu-Sheng Miao;Chris D. Metcalfe

  • Analysis of paroxetine, fluoxetine and norfluoxetine in fish tissues using pressurized liquid extraction, mixed mode solid phase extraction cleanup and liquid chromatography-tandem mass spectrometry.

    Shaogang Chu;Chris D. Metcalfe

  • Illicit drugs in Canadian municipal wastewater and estimates of community drug use.

    Chris Metcalfe;Kathryn Tindale;Hongxia Li;Angela Rodayan

  • Chronic, low concentration exposure to pharmaceuticals impacts multiple organ systems in zebrafish.

    Michal Galus;Nina Kirischian;Sarah Higgins;James Purdy

Frequent Co-Authors

Viviane Yargeau
Viviane Yargeau McGill University
Edward Topp
Edward Topp Agriculture and Agriculture-Food Canada
Vance L. Trudeau
Vance L. Trudeau University of Ottawa
Mark R. Servos
Mark R. Servos University of Waterloo
Thomas W. Moon
Thomas W. Moon University of Ottawa
David R. Lapen
David R. Lapen Government of Canada
Paul A. Helm
Paul A. Helm Ministry of the Environment, Conservation and Parks
Holger Hintelmann
Holger Hintelmann Trent University
Derek C. G. Muir
Derek C. G. Muir Environment and Climate Change Canada

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Related Online Degrees & Career Pathways

For students interested in expanding their knowledge beyond Environmental Sciences, there are many related online degrees that offer flexible and affordable options. For example, pursuing online dsw programs in social work can open career pathways in community and environmental advocacy, where understanding social dynamics is crucial to driving sustainable change.

Those seeking a broader educational foundation might consider programs like a low cost online general studies degree. This flexible option allows students to combine courses from multiple disciplines, including environmental policy, science, and communication, enhancing their versatility in the job market.

For individuals looking to balance education with other life commitments, it's helpful to explore the what is the easiest bachelor's degree to get to find programs with manageable coursework and schedules. This can be a smart strategy to quickly gain credentials while continuing to build relevant skills in environmental fields.

Additionally, aspiring environmental professionals focused on earth sciences may opt for specialized degrees such as a geologist degree online. These programs provide in-depth knowledge of the planet's physical processes, essential for careers in sustainability, conservation, and resource management.

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