Faculty profile
Kari Dunfield
Back to facultyThis profile is built from public research funding records (CIHR, NSERC and SSHRC) and PubMed. We have not imported them from a University of Guelph directory, so their courses may be missing. Find their university profile.
Research
Latest papers
Shape matters: Microplastic fibers disrupt soil carbon cycling via shape-driven physical disturbance.
Environmental Toxicology and Chemistry · 2025 · senior author
Impact of fecal sample preservation and handling techniques on the canine fecal microbiota profile.
PloS one · 2024
The biological sink of atmospheric H2 is more sensitive to spatial variation of microbial diversity than N2O and CO2 emissions in a winter cover crop field trial.
The Science of the total environment · 2022
Latest funding
- $3,920,000
Advancing sustainable winter wheat production in Canada: A collaborative approach
NSERC · 2025 · Principal investigator
- $177,100
Enhancing Remedial Options Analysis in Northern Canadian Sites Impacted by Petroleum Hydrocarbons Through Microbiome Profiling
NSERC · 2024 · Principal investigator
- $35,000
Fertile Ground - bringing producers, policy makers, industry, and scientists together to build and test a system to reward farmers for absorbing greenhouse gas emissions
NSERC · 2023 · Co-investigator
19 publications.
Shape matters: Microplastic fibers disrupt soil carbon cycling via shape-driven physical disturbance.
Buchanan S-W, Antunes PM, Sauvadet M, Prosser R, Dunfield K
Impact of fecal sample preservation and handling techniques on the canine fecal microbiota profile.
Chiu O, Gomez DE, Obrego D, Dunfield K, MacNicol JL, Liversidge B, Verbrugghe A
The biological sink of atmospheric H2 is more sensitive to spatial variation of microbial diversity than N2O and CO2 emissions in a winter cover crop field trial.
Baril X, Durand AA, Srei N, Lamothe S, Provost C, Martineau C, Dunfield K, Constant P
The role of plant functional traits and diversity in soil carbon dynamics within riparian agroforests.
Buchanan SW, Mafa-Attoye T, Dunfield K, Thevathasan NV, Isaac ME
Identifying hotspots and representative monitoring locations of field scale N2O emissions from agricultural soils: A time stability analysis.
Ashiq W, Ghimire U, Vasava H, Dunfield K, Wagner-Riddle C, Daggupati P, Biswas A
Understanding methane emission from stored animal manure: A review to guide model development.
Dalby FR, Hafner SD, Petersen SO, VanderZaag AC, Habtewold J, Dunfield K, Chantigny MH, Sommer SG
Dairy manure acidification reduces CH4 emissions over short and long-term.
Sokolov VK, VanderZaag A, Habtewold J, Dunfield K, Wagner-Riddle C, Venkiteswaran JJ, Crolla A, Gordon R
A mechanistic model of methane emission from animal slurry with a focus on microbial groups.
Dalby FR, Hafner SD, Petersen SO, Vanderzaag A, Habtewold J, Dunfield K, Chantigny MH, Sommer SG
Sorption-desorption and biodegradation of sulfometuron-methyl and its effects on the bacterial communities in Amazonian soils amended with aged biochar.
Obregón Alvarez D, Mendes KF, Tosi M, Fonseca de Souza L, Campos Cedano JC, de Souza Falcão NP, Dunfield K, Tsai SM, Tornisielo VL
It takes three to tango: the importance of microbes, host plant, and soil management to elucidate manipulation strategies for the plant microbiome.
Tosi M, Mitter EK, Gaiero J, Dunfield K
Advancing sustainable winter wheat production in Canada: A collaborative approach
Principal investigators: Dunfield, Kari
Keywords: Agriculture and primary food production; Environment
Enhancing Remedial Options Analysis in Northern Canadian Sites Impacted by Petroleum Hydrocarbons Through Microbiome Profiling
Principal investigators: Dunfield, Kari KE
Keywords: biodegradation; conceptual site modelling; environmental samples; metagenomics; microbial communities; microbial function; molecular tools; natural attenuation; petroleum hydrocarbons; site characterization
Fertile Ground - bringing producers, policy makers, industry, and scientists together to build and test a system to reward farmers for absorbing greenhouse gas emissions
Principal investigators: Fraser, Evan DG
Keywords: agriculture; carbon sequestration; climate change; environmental sustainability; food system; measure, report & value (MRV) system; planetary health; quantitative modelling; soil organic carbon; sustainability
CANN2ONET-A Canadian Nitrous Oxide Collaboration Network to Meet Greenhouse Gas Emission Reduction Targets
Principal investigators: Wagner-Riddle, Claudia C
Keywords: agri-environmental policy; agri-environmental sustainability; behavioural economics; biogeochemical models; cost of management practices; grain and oilseed production; greenhouse gas mitigation practices; nitrogen fertilizer management; soil biogeochemistry; soil nitrous oxide emissions
The Carbon in Context Project for Net-zero and Nature-Positive Agriculture in Canada
Principal investigators: Loring, Philip PAL
Keywords: agrifood pluralism; climate change; climate change mitigation; innovation; nature-positive food systems; net-zero; regenerative agriculture; soil health; trade-offs; transformations
Fourier-transform infrared microscope to characterize microplastics isolated from environmental matrices
Principal investigators: Prosser, Ryan
Effects of pasture management strategies on carbon sequestration, soil health, and forage productivity for optimizing cow-calf performance using sustainable production practices
Principal investigators: Lyons, Eric M
Keywords: animal performance; beef cattle; carbon sequestration; continuous grazing; pasture management; pasture production; rotational grazing; soil health; soil microbiome; strip grazing
The risk of microplastics to Canada's ecosystems
Principal investigators: Prosser, Ryan RS
Keywords: aquatic invertebrates; aquatic toxicology; fate of contaminants in soil; microplastics; soil invertebrates; soil microbial community; soil toxicology
Integrated enhanced natural attenuation approach for risk-based closure of a toluene contaminated site
Principal investigators: Dunfield, Kari KE
Keywords: aquifer; biodegradation; conceptual site modelling; endophytes; fractured bedrock; microbial community structure; natural attenuation; phytoremediation; site characterization; toluene degradation
NSERC CREATE for Climate-Smart Soils (CREATE-CSS)
Principal investigators: Wagner-Riddle, Claudia C
Keywords: agroecosystem sustainability metrics; carbon credit; cropping systems; emission reduction targets; life-cycle assessment; soil biogeochemistry; soil carbon sequestration; soil greenhouse gas emissions; soil microbial ecology
From CIHR, NSERC and SSHRC funding decisions: CIHR since 2008, NSERC since 1991 and SSHRC since 1998, including their latest published competition results.
Frequent collaborators
- Kari Dunfield and Claudia Wagner-Riddle: 5 shared papers
- Prasad Daggupati and Asim Biswas: 4 shared papers
- Kari Dunfield and Keith Warriner: 3 shared papers
- Neil Rooney and Kevin McCann: 3 shared papers
- Ryan Prosser and Keith Warriner: 2 shared papers
- Claudia Wagner-Riddle and Asim Biswas: 2 shared papers
- Ryan Prosser and Kari Dunfield: 1 shared paper
- Shayan Sharif and Kari Dunfield: 1 shared paper
- Shayan Sharif and Neil Rooney: 1 shared paper
- Shayan Sharif and Madhur Anand: 1 shared paper
- Shayan Sharif and Elizabeth Lee: 1 shared paper
- Shayan Sharif and Malcolm Campbell: 1 shared paper
- Shayan Sharif and Kevin McCann: 1 shared paper
- Shayan Sharif and Robert Hanner: 1 shared paper
- Shayan Sharif and Hannah Wittman: 1 shared paper
- Prasad Daggupati and Kari Dunfield: 1 shared paper
- Prasad Daggupati and Claudia Wagner-Riddle: 1 shared paper
- Kari Dunfield and Neil Rooney: 1 shared paper
- Kari Dunfield and Madhur Anand: 1 shared paper
- Kari Dunfield and Elizabeth Lee: 1 shared paper
- Kari Dunfield and Adronie Verbrugghe: 1 shared paper
- Kari Dunfield and Asim Biswas: 1 shared paper
- Kari Dunfield and Philippe Constant: 1 shared paper
- Kari Dunfield and Malcolm Campbell: 1 shared paper
- Kari Dunfield and Kevin McCann: 1 shared paper
- Kari Dunfield and Robert Hanner: 1 shared paper
- Kari Dunfield and Hannah Wittman: 1 shared paper
- Neil Rooney and Madhur Anand: 1 shared paper
- Neil Rooney and Elizabeth Lee: 1 shared paper
- Neil Rooney and Malcolm Campbell: 1 shared paper
- Neil Rooney and Robert Hanner: 1 shared paper
- Neil Rooney and Hannah Wittman: 1 shared paper
- Keith Warriner and Robert Hanner: 1 shared paper
- Environmental Sciences, School of
- Integrative Biology
- Food Science
- Clinical Studies
- Plant Agriculture (Guelph)
- Urban and Regional Studies, Environmental Studies
- Environmental Sciences
- Other
Co-authors at University of Guelph, colored by department. Thicker lines mean more shared papers; select anyone to open their profile and their own map.
Claudia Wagner-Riddle
Environmental Sciences, School of
5 shared papers, latest 2021
Keith Warriner
Food Science
3 shared papers, latest 2010
Robert Hanner
Integrative Biology
1 shared papers, latest 2018
Adronie Verbrugghe
Clinical Studies
1 shared papers, latest 2024
Malcolm Campbell
Head Office
1 shared papers, latest 2018
Kevin McCann
Integrative Biology
1 shared papers, latest 2018
Philippe Constant
Institut Armand-Frappier
1 shared papers, latest 2022
Elizabeth Lee
Plant Agriculture (Guelph)
1 shared papers, latest 2018
Asim Biswas
Environmental Sciences, School of
1 shared papers, latest 2021
Neil Rooney
School of Environmental Sciences
1 shared papers, latest 2018
Hannah Wittman
Urban and Regional Studies, Environmental Studies
1 shared papers, latest 2018
Madhur Anand
Environmental Sciences
1 shared papers, latest 2018
Ryan Prosser
Biology
1 shared papers, latest 2025
Shayan Sharif
Pathobiology
1 shared papers, latest 2018
Prasad Daggupati
Department of Civil, Environmental, and Water Resources Engineering
1 shared papers, latest 2021
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