Publications

Note: In most cases, when Dr. Roy is listed last among the authors, this indicates that he served as the senior author overseeing the project.​

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Porterfield, K.K., & E.D. Roy. 2026. Countertop food waste dehydration poses climate tradeoff between transportation savings and electricity use. ACS Sustainable Resource Management 3(9): 2966-2974. [link]

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Porterfield, K.K., Schambura, M., & E.D. Roy. 2026. Food waste recycling in the USA can reduce climate and nutrient pollution impacts yet risks plastic accumulation in soils. Nature Food 7: 763-772. [link]

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Ratliff, M., J.W. Faulkner, E.D. Roy, M. English, D. Liptzin, R.K. Afshar, & E.C. Adair. 2026. Topography, management, and extreme precipitation influence greenhouse gas emissions in a cool, humid corn silage system. Journal of Environmental Quality 55(3): e70187. [link]

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Schambura, M., O. Ewald, T.L. Chin, S.E. Hurley, & E.D. Roy. 2026. Phosphorus removal by two urban stormwater sand filters enhanced with alum-based drinking water treatment residuals. Journal of Sustainable Water in the Built Environment 12(3): 04026002. [link]

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Kubow, M.L., S.E. Hurley, T.L. Chin, A. Sherman, Y. Yuan, M. Voorhees, A. Traviglia, J. McCord, M. Strynar, & E.D. Roy. 2026. Phosphorus removal capacity, arsenic leaching, and PFAS content of drinking water treatment residuals with potential to enhance stormwater infrastructure in New England, USA. Journal of Sustainable Water in the Built Environment 12(2): 04025016. [link]

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Sutor, F.W., E.D. Roy, A.W. Schroth, A.B. Michaud, D. Emerson, E.M. Herndon, L. Kinsman-Costello, S.E. Hurley, & W.B. Bowden. 2025. Geochemical phosphorus sequestration in tundra soils impedes delivery of bioavailable phosphorus to the Kuparuk River, Alaska, USA: Implications for the broader Arctic region. Journal of Geophysical Research - Biogeosciences 130(10): e2025JG008803. [link]

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Myers, G.H., K.L. Underwood, R.M. Diehl, D.M. Rizzo, T.L. Chin, & E.D. Roy. 2025. From rivers to floodplains: Leveraging transfer learning to predict floodplain dissolved oxygen. Water Resources Research 61: e2024WR039820. [link]

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Hobson, S., K.K. Porterfield, M. Scarborough, D. Neher, & E.D. Roy. 2025. Plastic contamination of composts derived from feedstocks with and without food waste. Frontiers in Sustainable Food Systems 9: 1617039. [link]

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Fein-Cole, M.J., M. Esham, N. Jayathilake, M. Otoo, C. Koliba, I. Wijethunga, G. Galford, K.K. Porterfield, & E.D. Roy. 2024. Lessons from the short-lived 2021 fertilizer import ban in Sri Lanka based on analysis of nutrient flows. ACS Sustainable Resource Management 1(11): 2361-2371. [link]

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Bondeson, F.A., J.W. Faulkner, T.L. Chin, A.W. Schroth, M. Winchell, A. Michaud, M. Niang, & E.D. Roy. 2024. Watershed-scale spatial prediction of agricultural land phosphorus mass balance and soil phosphorus metrics: A bottom-up approach. Journal of Environmental Quality 53(6): 1152-1163. [link]

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Conrad, Z., W. Wu, L.K. Johnson, J. Kun, E.D. Roy, J.A. Gephart, N. Bezares, T. Wiipongwii, N.T. Blackstone, & D.C. Love. 2024. Foodprint 2.0: A computational simulation model that estimates the agricultural resource requirements of diet patterns. PLoS ONE ​19(9): e0306097. [link]

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Wiegman, A.R.H., K.L. Underwood, W.B. Bowden, T.L. Chin, & E.D. Roy. 2024. Modeling phosphorus retention and release in riparian wetlands restored on historically farmed land. Journal of Ecological Engineering Design 1(1). [link]

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Bondeson, F.A., J.W. Faulkner, & E.D. Roy. 2023. Performance of a compost aeration and heat recovery system at a commercial composting facility. Journal of Ecological Engineering Design 1(1). [link]

 

Betz, C., M.R. Ament, S.E. Hurley, & E.D. Roy. 2023. Nitrogen removal performance in roadside stormwater bioretention cells amended with drinking water treatment residuals. Journal of Environmental Quality 52(6): 1115-1126. [link]

Porterfield, K.K., M. Scarborough, & E.D. Roy. 2023. Organics recycling tradeoffs: Biogas potential and microplastic content of mechanically depackaged food waste. ACS Sustainable Chemistry & Engineering 11(28): 10422-10429. [link]

Lancellotti, B., K. Underwood, J. Perdrial, C. Adair, A. Schroth, & E.D. Roy. 2023. Complex drivers of riparian soil oxygen variability revealed using self-organizing maps. Water Resources Research 59, e2022WR034022. [link]

Roy, E.D., A. Torizzo, M.L. Kubow, N. Nadkarni, T.M. Adler, M.F. Yandow, F.A. Bondeson, A.R.H. Wiegman, & D. Rizzo. 2023. Stormwater subsurface gravel wetland hydraulics, phosphorus retention, and chloride dynamics in cold climates. Environmental Science: Water Research & Technology 9: 3302-3317. [link]

Porterfield, K.K., S.A. Hobson, D.A. Neher, M.T. Niles, & E.D. Roy. 2023. Microplastics in composts, digestates, and food wastes: A review. Journal of Environmental Quality 52: 225-240. [link]

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Roy, E.D., A.R.H. Wiegman, K.L. Underwood, & W.B. Bowden. 2022. Quantifying phosphorus retention in restored riparian wetlands of the Lake Champlain Basin (Technical Report No. 102). Grand Isle, VT: Lake Champlain Basin Program. [link]

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Wiegman, A.R.H., G.H. Meyers, I.C. Augustin, M.L. Kubow, M.J. Fein-Cole, V.L. Perillo, D.S. Ross, W.B. Bowden, R.M. Diehl, K.L. Underwood, & E.D. Roy. 2022. Potential for soil legacy phosphorus release from restored riparian wetlands within an agricultural landscape. Biogeochemistry 161(2): 137-156. [link]

Stepenuck, K., E.D. Roy, K. Helmer, & J. Sleigh. 2022. Recreational boating, sewage production, and potential implications for phosphorus loading on Lake Champlain. Journal of Outdoor Recreation & Tourism 39: 100551. [link]

Ament, M.R., E.D. Roy, Y. Yuan, and S.E. Hurley. 2022. Phosphorus removal, metals dynamics, and hydraulics in stormwater bioretention systems amended with drinking water treatment residuals. Journal of Sustainable Water in the Built Environment 8(3): 04022003. [link]

Porterfield, K.K., D. VanOrnum, & E.D. Roy. 2022. Assessment of lime-conditioned dairy manure fine solids captured using dissolved air flotation for fertilization in horticulture. Journal of Environmental Quality 51(4): 580-588. [link]

Roy, E.D., & C.E. Horner. 2021. Carbon sequestration in agricultural soils. In Galford, G.L., Faulkner, J. et al. (Eds), The Vermont Climate Assessment 2021. Burlington, Vermont: Gund Institute for Environment at the University of Vermont. [link]

Porterfield, K.K., & E.D. Roy. 2021. Lake Carmi Watershed Phosphorus Study - Final Report. Submitted to the VT Department of Environmental Conservation. [link]​

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Roy, E.D., M. Esham, N. Jayathilake, M. Otoo, C. Koliba, I. Wijethunga, & M.J. Fein-Cole. 2021. Compost quality and markets are pivotal for sustainability in circular food-nutrient systems: A case study of Sri Lanka. Frontiers in Sustainable Food Systems 5: 748391. [link]

Ament, M.R., S.E. Hurley, M. Voorhees, E. Perkins, Y. Yuan, J.W. Faulkner, & E.D. Roy. 2021. Balancing hydraulic control and phosphorus removal in bioretention media amended with drinking water treatment residuals. ACS ES&T Water 1(3): 688-697. [link]

Roy, E.D., C.R. Hammond Wagner, & M.T. Niles. 2021. Hot spots of opportunity for improved cropland nitrogen management across the United States. Environmental Research Letters 16: 035004. [link] [story]

Conrad, Z., N. Tichenor Blackstone, & E.D. Roy. 2020. Healthy diets can create environmental trade-offs, depending on how diet quality is measured. Nutrition Journal 19: 117. [link] [story]

Bomeisl, L.P., C. Neill, S. Porder, C.E. Cerri, P. Brando, & E.D. Roy. 2020. Tropical soybean yield response to reduced or zero phosphorus fertilization depends on soils. Agrosystems, Geosciences & Environment 3(1): e20113. [link]

Porterfield, K.K., R. Joblin, D.A. Neher, M. Curtis, S. Dvorak, D.M. Rizzo, J. Faulkner, & E.D. Roy. 2020. Upcycling phosphorus recovered from anaerobically digested dairy manure to support production of vegetables and flowers. Sustainability 12: 1139. [link]
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Porterfield, K.K., J. Faulkner, & E.D. Roy. 2020. Nutrient recovery from anaerobically digested dairy manure using dissolved air flotation (DAF). ACS Sustainable Chemistry & Engineering 8(4): 1964-1970. [link]

O'Brien, B.J., D.A. Neher, & E.D. Roy. 2020. Nutrient and pathogen suppression properties of anaerobic digestates from dairy manure and food waste feedstocks. Waste and Biomass Valorization 11: 6565-6573. [link] [PeerJ Preprint]

Hammond Wagner, C.R., M.T. Niles, & E.D. Roy. 2019. US county-level agricultural crop production typology. BMC Research Notes 12: 552. [link] [figshare data link]

O'Brien, B.J., E. Milligan, J. Carver, & E.D. Roy. 2019. Integrating anaerobic co-digestion of dairy manure and food waste with cultivation of edible mushrooms for nutrient recovery. Bioresource Technology 285: 121312. [link] [story]

Burger, J.R., J.H. Brown, J.W. Day, T.P. Flanagan, & E.D. Roy. 2019. The central role of energy in the urban transition: Global challenges for sustainability. BioPhysical Economics and Resource Quality 4: 5. [link] [arXiv Preprint] [Research Highlight in Nature Sustainability]

Conrad, Z., M.T. Niles, D.A. Neher, E.D Roy, N.E. Tichenor, & L. Jahns. 2018. Relationship between food waste, diet quality, and environmental sustainability. PLoS ONE 13(4): e0195405. [link] [Press release]

Wiegman, A., J.W. Day, C.F. D'Elia, J.S. Rutherford, J.T. Morris, E.D. Roy, R.R. Lane, D.E. Dismukes, & B.F. Snyder. 2018. Modeling impacts of sea-level rise, oil price, and management strategy on the costs of sustaining Mississippi delta marshes with hydraulic dredging. Science of the Total Environment 618: 1547-1559 [link]

Roy, E.D., E. Willig, L.A. Martinelli, P.D. Richards, F. Ferraz Vazquez, L. Pegorini, S. Spera, & S. Porder. 2017. Soil phosphorus sorption capacity after three decades of intensive fertilization in Mato Grosso, Brazil. Agriculture, Ecosystems and Environment 249: 206-214. [link]

Roy, E.D., N. Nguyen, & J.R. White. 2017. Changes in estuarine sediment phosphorus fractions during a large-scale Mississippi River diversion. Science of the Total Environment 609: 1248-1257. [link]

Roy, E.D. 2017. Phosphorus recovery and recycling with ecological engineering: a review. Ecological Engineering 98: 213-227. [link]

Roy, E.D., P.D. Richards, L.A. Martinelli, L. Della Coletta, S.R. Machado Lins, F. Ferraz Vazquez, E. Willig, S. Spera, L.K. VanWey, & S. Porder. 2016. The phosphorus cost of agricultural intensification in the tropics. Nature Plants 2: 16043. [link] [Press release]

Roy, E.D., E.A. Smith, S. Bargu, & J.R. White. 2016. Will Mississippi River diversions designed for coastal restoration cause harmful algal blooms? Ecological Engineering 91: 350-364. [link]

Day, J.W., C.A.S. Hall, E.D. Roy, M. Moerschbaecher, C. D'Elia, D. Pimentel, & A. Yáñez-Arancibia. 2016. America's most sustainable cities and regions: Surviving the 21st century megatrends. Springer. [link] [Excerpt published in ​Scientific American by J. Day and C. Hall]

Roy, E.D., J.R. White, & M. Seibert. 2014. Societal phosphorus metabolism in future coastal environments: Insights from recent trends in Louisiana, USA. Global Environmental Change 28: 1-13. [link]

Kolic, P.E., E.D. Roy, J.R. White, & R.L. Cook. 2014. Spectroscopic measurements of estuarine dissolved organic matter dynamics during a large-scale Mississippi River flood diversion. Science of the Total Environment 485: 518-527. [link]

Roy, E.D. & J.R. White. 2013. Measurements of nitrogen mineralization potential in wetland soils. In: R.D. DeLaune, K.R. Reddy, C.J. Richardson, and J.P. Megonigal (eds.), Methods in Biogeochemistry of Wetlands, Soil Science Society of America Book Series no. 10. pp. 465-472. [link]

Roy, E.D., A.T. Morzillo, F. Seijo, S.M.W. Reddy, J.M. Rhemtulla, J.C. Milder, T. Kuemmerle, & S.L. Martin. 2013. The elusive pursuit of interdisciplinarity at the human-environment interface. BioScience 63: 745-753. [link] [featured in BioScience editorial]

Roy, E.D., J.R. White, E.A. Smith, S. Bargu, & C. Li. 2013. Estuarine ecosystem response to three large-scale Mississippi River flood diversion events. Science of the Total Environment 458: 374-387. [link]

Roy, E.D. & J.R. White. 2012. Nitrate flux into the sediments of a shallow oligohaline estuary subjected to large flood pulses of Mississippi River water. Journal of Environmental Quality 41: 1549-1556. [link]

Zurita, F., E.D. Roy, & J.R. White. 2012. Municipal wastewater treatment in Mexico: current status and opportunities for employing ecological treatment systems. Environmental Technology 33: 1151-1158. [link]

Roy, E.D., N. Nguyen, S. Bargu, & J.R. White. 2012. Internal loading of phosphorus from sediments of Lake Pontchartrain (Louisiana, USA) with implications for eutrophication. Hydrobiologia 684: 69-82. [link]

Roy, E.D., J.F. Martin, E.G. Irwin, J.D. Conroy, & D.A. Culver. 2011. Living within dynamic social-ecological freshwater systems: system parameters and the role of ecological engineering. Ecological Engineering 37: 1661-1672. [link]
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Roy, E.D., J.F. Martin, E.G. Irwin, J.D. Conroy, & D.A. Culver. 2010. Transient social-ecological stability: the effects of invasive species and ecosystem restoration on nutrient management compromise in Lake Erie. Ecology and Society 15(1): 20. [link]

Martin, J.F., E.D. Roy, S.A.W. Diemont, & B. Ferguson. 2010. Traditional ecological knowledge (TEK): ideas, inspiration, & designs for ecological engineering. Ecological Engineering 36: 839-849. [link]