Presentations
"Using Watershed Models and Human Behavioral Analyses to identify Management Options to Reduce Lake Erie’s Harmful Algal Blooms." In American Geophysical Union. 2017.
"Deglobalization and Its Discontents in Interconnected Regional Food, Energy, and Water Systems." In American Geophysical Union (fall meeting). 2017.
"Floraciones de Algas Tóxicas en Lago Erie
(Toxic Algal Blooms in Lake Erie)." In National Congress of Environmental Sciences. 2017.
"The role of farmer efficacy in improving water quality." In International Association for Great Lakes Research Annual Meeting. 2017.
"Projection and Adoption of
Management Plans to Reduce Lake Erie's Harmful Algal Blooms." In International Society for Great Lakes Resaerch Annual Meeting. 2017.
"Modeling the Impact of Manure Application Practices: Phosphorous Discharge from the Maumee Watershed." In International Society for Great Lakes Resaerch Annual Meeting. 2017.
"Simulating historical land management impacts on Maumee River phosphorus loading trends." In International Association for Great Lakes Research Annual Meeting. 2017.
"The impacts of changes in future Maumee watershed phosphorus loads on water quality in the Maumee Bay of the Western Lake Erie Basin using validated lake models." In 18th Research Symposium of the Association of 1890 Research Directors. 2017.
"Nutrient Application and Algal Blooms: Farmer Decisions Regarding the Use of Best Management Practices in Lake Erie’s Maumee River Watershed." In 2016 American Geophysical Union. 2016.
"Reducing Lake Erie’s Harmful Algal Blooms: Projection and Adoption of Management Plans." In 2016 American Geophysical Union. 2016.
"Measuring Hydrocarbons in Stormwater with Carbon Isotopes.." In Water Management Association of Ohio Conference. 2016.
"Measuring Hydrocarbons with Carbon Isotopes." In American Ecological Engineering Society Annual Meeting. 2016.
"Assessing the Resource Use and Sustainability of an Urban Learning Garden." In American Ecological Engineering Society. 2013.
"Evaluation of Impact of Cropland Best Management Practices on Reactive Dissolved Phosphorus Load Entering Lake Erie." In American Ecological Engineering Society. 2013.
"Modeling Public Health Effects of Climate Change: Predicting Human Exposure to Microcystin from Lake Erie." In American Ecological Engineering Society. 2013.
"Quantification of Hydrocarbon in Urban Stormwater: Comparison of Stable Isotopes Analysis with Current Methodologies." In American Ecological Engineering Society. 2013.
"Impacts of Crop Management Practices in the Maumee Watershed on Dissolved Phosphorus Inputs to Lake Erie." In 2013 International Association of Great Lakes Researchers Ann. Mtg.. 2013.
"CHANS Research:The ‘Right’ Practices & the ‘Right’ Questions." In American Geophysical Union. 2012.
"Toward Development of a Coupled Human-Natural Systems Model to Understand Climate Impacts on the Lake Erie Ecosystem." In American Geophysical Union. 2012.
"Restoring water storage and purification with rain gardens." In Ecosummit 2012. 2012.
"The prosperous way down." In Ecosummit 2012. 2012.
"Coupled human and natural systems: human behavioural responses to changing ecosystem conditions." In Ecosummit 2012. 2012.
"Comparing recovery in psychrophilic lab-scale biodigesters of differing organic loading rates." In Ecosummit 2012. 2012.
"Pathogen Removal by Constructed Riparian Wetlands during Variable Hydrologic Conditions in Central Ohio." In Ecosummit 2012. 2012.
"Nutrient retention in residential retrofitted rain gardens." In Ecosummit 2012. 2012.
"Ecological engineering: designing and restoring ecosystem services." In Ecosummit 2012. 2012.
"Peak Oil, Ecological Engineering, Indigenous Knowledge: Problems, Opportunities, Ideas." In American Society of Agricultural and Biological Engineers. 2012.
"Retrofit bioretention cells: Water quantity and quality." In American Society of Agricultural and Biological Engineers. 2012.
"Nutrient Retention in Retrofitted Residential Rain Gardens." In American Ecological Engineering Society Annual Conference. 2012.
"Modeling Hydrologic and Ecological Factors Impacting Phosphorus Movement from Agricultural Fields to Rivers in NW Ohio." In American Ecological Engineering Society Annual Conference. 2012.
"Water Balance of Retrofit, Right of Way Rain Gardens." In American Ecological Engineering Society Annual Conference. 2012.
"Predicting Net Economic Gains based on Willingness to pay and cost of Water Quality Improvements." In Annual conference of the American Ecological Engineering Society. 2012.
"Urban Agriculture on the University Campus: Design and Impacts." In Annual Meeting of the American Ecological Engineering Society. 2012.
"Evolution of Upstream Human Behavior and Downstream Ecosystem Services in a Changing Climate." In American Ecological Engineering Society Annual Conference. 2012.
"Influence of Seasons and Loading Rates on the Level of Fecal Indicator Organisms During Continuos Style Anaerobic Digesters." In American Ecological Engineering Society Annual Conference. 2012.
"Comparing Recovery of Psychrophilic Lab-Scale Digesters of Different Organic Loading Rates." In American Ecological Engineering Society Annual Conference. 2012.
"Interactions Between Human Decisions, Biophysical Processes, and Ecosystem Services: Maumee Watershed and Bay." In Maumee Area of Concern (AOC) Summit. 2012.
"Comparing Recovery in Psychrophilic Lab-Scale Digesters." In COE/KSA Undergraduate Research Forum. 2012.
"Traditional Ecological Knowledge (TEK): Ideas and Inspiration to Design and Restore Ecosystems." In Society of Ecological Restoration World Conference 2011. 2011.
"Rain Gardens as a retro-fit solution to residential stormwater management problems." In American Ecological Engineering Society 2011 conference. 2011.
"Effects of Organic Loading Rate on Reactor Performance and Archaeal Community Structure in Mesophilic Anaerobic Digesters Treating Municipal Sewage Sludge." In American Ecological Engineering Society 2011 Conference. 2011.
"Keynote Panel: "Engineering for Ecosystem Services and a Sustainable Society"." In American Ecological Engineering Society Conference 2011. 2011.
"Stormwater Control Methods (SCM): Assessment." In American Ecological Engineering Society 2011 conference. 2011.
"The Effects of Aging Manure on Biodigester Performance." In American Ecological Engineering Conference 2011 conference. 2011.
"A hydrological study of rain gardens." In American Ecological Engineering Society 2011 conference. 2011.
"A hydrological and water quality study of a rain garden network in Westerville, Ohio." In Ohio Stormwater Conference. 2011.
"Gas production in fixed dome digesters in temperate climates." In American Ecological Engineering Society 2011 Conference. 2011.
"The Effect of the Inoculum Substrate Ratio on the Microbial Community Composition during Start-Up a Small-Scale Anaerobic Digester." In American Ecological Engineering Society 2011 conference. 2011.
"Emergy Evaluation of Urban Community Food Production." In OARDC annual conference. 2011.
"Rain Gardens: A Partnership Neighborhood Project." In 9th Annual Central Ohio Stormwater and Erosion Control Expo. 2011.
"Add later." In OARDC annual meeting. 2011.
"Metodos Sustenibles de Escorentia en Zonas Urbanos." In Expo Aqua-International Water Conference. 2010.
"Ecological Engineering Approaches to Storm water Management." In Graduate Seminar. 2010.
"Microbial Community Analysis of Ambient Temperature Anaerobic Digestors." In American Ecological Engineering Society Annual Meeting. 2010.
"Transforming Anaerobic Digestion with the ‘Model T’ of digesters." In American Ecological Engineering Society Annual Meeting. 2010.
"EFFECT OF ORGANIC LOADING RATE ON REACTOR PERFORMANCE AND ARCHAEAL COMMUNITY STRUCTURE IN MESOPHILIC ANAEROBIC DIGESTERS TREATING BIOSOLIDS." In ORBIT. 2010.
"Gas Production Analysis of a Fixed-Dome Digester Operated Under Temperate Climates in Central Ohio." In American Ecological Engineering Society Annual Meeting. 2010.
"Rain Gardens." In Olentangy Wetland Research Park Seminar Series. 2010.
"Mi Trabajo en Engineria Ecologico." In Graduate Seminar, Universidad de Technologia de Pereira. 2010.
"Devloping the ‘Model T’ of Anaerobic Digesters." In Decentralized Waste Treatment Conference-Waste to Energy. 2010.
"Rain garden networks: impacts on water quality." In American Ecological Engineering Society Annual Meeting. 2010.
"Devloping the ‘Model T’ of Anaerobic Digesters." In OARDC Bioenergy Conference. 2009.
"Emergy Analysis of Biogas Production and Utilization in Costa Rica.." In American Ecological Engineering Society Annual Conference. 2009.
"Mapping a Dynamic Social-Ecological “Landscape� for Large Lakes: System Perturbations and the Role of Ecological Engineering." In American Ecological Engineering Society. 2009.
"Unstable Social-ecological Equilibria: The effects of Invasive Species and Ecosystem Restoration on Nutrient Manangement Compromise in Lake Erie." In American Society of Landscape Ecology. 2009.
"Restoring Natural System Functions to Sustain the World's River Deltas. International Symposium on Climate Change and Food Security in South Asia. Dhaka, Bangladesh, 25-30 August, 2008. Invited.." In International Symposium on Climate Change and Food Security in South Asia. 2008.
"Pathogen Removal by Constructed Riparian Wetlands During Variable Hydrologic Conditions in Central Ohio." In American Ecological Engineering. 2008.
"Modeling Relationships Between Ecological Processes and Human Development Patterns within Lacustrine Ecosystems." In American Ecological Engineering. 2008.
"Optimizing Methane Production and Electricity Generation in Small-Scale Agricultural Digesters in Costa Rica." In American Ecological Engineering. 2008.
"Hydrologic pulsing and riparian freshwater wetlands." In Society of Wetland Scientist Annual Meeting. 2008.
"Emergy Analysis of Sediments and Agriculture: Implications to the Arrowhead Region of Minnesota." In The Concept of Time in Sustainability of Northeast Minnesota. 2008.
"The ranching for sustainability club: Grass roots change for dairy production in Chiapas, Mexico." In Fifth Bienniel Emergy Research Conference. 2008.
"Agroecosystems." In American Ecological Engineering Society Annual Meeting. 2007.
"Optimizing Electricity Generation and Wastewater Treatment in Small-Scale Digesters." In American Society of Agricultural and Biological Engineers. 2007.
"Modeling relantionships between ecological processes and human development patterns within lacustrine ecosystems." In American Ecological Engineering Society. 2007.
"Developing a certification in Ecological Design." In American Ecological Engineering Society. 2007.
"The effects of organic soil admentments in bioretention soil mixes on the removal of total petroleum hydrocarbons from simulated stormwater." In American Ecological Engineering Society. 2007.
"Effects of feedstock composition on methane production and waste water treatment in low-tech anaerobic digesters." In American Ecological Engineering Society. 2007.
"Anaerobic biodigester technology for smaller scale waste flows in temperate climates." In American Ecological Engineering Society. 2007.
"Effects of different concentrations of dairy wastewater on an ecological treatment system." In American Ecological Engineering Society. 2007.
"Pathogen removal by constructed wetlands under steady flow and pulsing hydrologic conditions in central Ohio." In American Ecological Engineering Society. 2007.
"Gas production and water quality analysis of agricultural biodigesters in Costa Rica." In American Society of Agricultural and Biological Engineers annual conference. 2006.
"Sustainable energy production and water treatment with agricultural biodigesters in Costa Rica." In American Ecological Engineering Society. 2006.
"Removal of pathogenic and indicator bacteria from dairy wastewater using an ecological treatment system." In American Ecological Engineering Society. 2006.
"Plant community design and successional patterns in indigenous agroforestry systems of Chiapas, Mexico." In American Ecological Engineering Society. 2006.
"Designing Agricultural Systems for the Prosperous Way Down: Guidance from Cuba." In American Ecological Engineering Society. 2006.
"Biocomplexity of Large Lakes? Models of Lake Erie Natural-Human Interactions." In IAGLR. 2006.
"Self-organization of an ecological system treating dairy washwater." In American Society of Agricultural and Biological Engineers annual meeting. 2005.
"Will indigenous Maya forest management give us new tools for restoring and conserving tropical rainforests?." In American Ecological Engineering Society annual meeting. 2005.
"Wetland creation for water quality improvement in Costa Rica." In American Ecological Engineering Society annual meeting. 2005.
"Comparison of Denitrification rates between two plant species used in Ecological Treatment Systems." In American Ecological Engineering Society annual meeting. 2005.
"An ecological treatment system for dairy washwater." In Ohio Composting and Manure Management seminar. 2005.
"Emergy and ecosystem management." In American Society of Agricultural and Biological Engineers. STREAMS Conference. 2004.
"Water treatment systems." In American Society of Agricultural and Biological Engineers. STREAMS Conference. 2004.
"Emergy and ecosystem management." In CIRIT (clusters of interdisciplinary research on International themes) Seminar Series. 2004.
"Ecosystem health and sustainability of an indigenous agroforestry system in Chiapas, Mexico." In American Ecological Engineering Society Annual Conference. 2004.
"The treatment of dairy wastewater at different loading rates with an ecologically engineered system." In American Ecological Engineering Society Annual Conference. 2004.
"Use of an ecological treatment system (ETS) for removal of nutrients, solids and pathogens from dairy wash-water." In American Ecological Engineering Society Annual Conference. 2004.
"Creating a module for ecological engineering design courses." In American Ecological Engineering Society Annual Conference. 2004.
"Emergy analysis of Lacadon Maya agroforesty in Chiapas, Mexico." In Third Biennial Emergy Analysis Research Conference. 2004.
"Comparing the resources and sustainability of three agricultural methods with emergy analysis." In Third Biennial Emergy Analysis Research Conference. 2004.
"Studying the Effect of Macrophyte Transpiration and Harvesting on Nitrate Concentrations in Wetland Treatment Systems." In American Society of Ecological Engineering conference. 2003.
"Treating and Utilizing Dairy Washwater with an Ecological Engineered Treatment System." In American Ecological Engineering Society Annual Meeting. 2003.
"Development of a General Ecological Model for the Sandusky Watershed." In American Ecological Engineering Society Annual Meeting. 2003.
"Effects of water level and flow rate on wetland hydraulic efficiency." In American Ecological Engineering Society Annual Meeting. 2003.
"Lacandon Maya Agriculture: An Ecologically Engineered Indigenous System." In American Ecological Engineering Society Annual Meeting. 2003.
"Effect of plant species on denitrification and methane emissions in constructed wetlands. April 5. Ohio Academy of Science, Findlay, Ohio.." 2003.
"Assessing coastal management plans using watershed spatial models for the Mississippi delta, USA, and the Usumacinta/Grijalva delta, Mexico. ECSA-35 (ERF) Symposium on "Scientific Research as a Strategy to Support Estuarine & Coastal Management" April 28." 2003.
"Preliminary Assessment of Lacandon Maya Agroecosystems. Ohio Latin Americanist Conference. February 28. Columbus, Ohio.." 2003.
"An Ecologically engineered system to treat dairy washwater. Institute of Biological Engineering annual conference, University of Georgia. January 17-19, Athens, Georgia.." In Institute of Biological Engineering annual conference. 2003.
"Manipulations of natural system functions within the Mississippi Delta." In Dissertation symposium for the advancement of coastal, estuarine, and great lakes science. 2002.
"Ecological methods to treat and utilize waste water." In the Instituto de Ecologia, A.C.. 2002.
"Maya agroforestry in southern Mexico and Guatemala." In Ohio Latin Americanist Conference. 2002.
"Creating new ecological engineering courses: Lessons learned." In American Society of Ecological Engineering conference. 2002.
"Effects of pulsing events upon wetland nutrient dynamics and water quality." In American Ecological Engineering Society Annual Meeting. 2002.
"Effects of introducing varying densities of large woody debris on fish communities of a warmwater stream." In American Ecological Engineering Society Annual Meeting. 2002.
"Developing a watershed model to quantify water quality and habitat impacts of land use change." In American Ecological Engineering Society Annual Meeting. 2002.
"Creating New Ecological Engineering Courses: Lessons Learned. American Society of Ecological Engineering conference, University of Vermont. April 28-30, 2002, Burlington, Vermont.." 2002.
"Effects of macrophyte water uptake on nitrogen removal from wetland treatment systems." In Proceedings from the annual International Ecological Engineering Conference. 2001.
"Modeling the effects of sea level rise across delta landscapes." In Biennial Conference of the Estuarine Research Federation. 2001.
"The effect of varying densities of large woody debris on fish communities in urban streams." In Fourth Annual North Carolina Stream Restoration Conference. 2001.
"Applying emergy analysis to river diversions: Lessons learned." In Second Biennial Emergy Analysis Research Conference. 2001.
"Drivers of nutrient hotspots in agriculturally dominated watersheds.." In International Association for Great Lakes Research Annual Meeting.