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Records 1 to 100 of 141

2024
Cashel, F. AND C. Knightes. Improved Simulation of DO and Water Clarity with Increased Ecological Complexity in a 3D Water Quality Model. New England Estuarine Research Society (NEERS) Spring Meeting, Freeport, ME, April 18 - 20, 2024.
Cashel, Finnian S., Christopher D. Knightes, C. Lupo, T. Iott, K. Streich, C. Conville, Timothy W. Bridges, AND I. Dombroski. Using monitoring and mechanistic modeling to improve understanding of eutrophication in a shallow New England estuary. JOURNAL OF ENVIRONMENTAL MANAGEMENT. Elsevier Science Ltd, New York, NY, 355(March 2024):120478, (2024). https://doi.org/10.1016/j.jenvman.2024.120478
2023
Burke, R., J. Dunken, S. Ghimire, C. Knightes, R. Parmar, D. Smith, Karretta Venable, K. Wolfe, AND J. Johnston. HMS – Hydrologic MicroServices?Using Web Services to Construct Flexible Workflows to Simulate Environmental Flows and Contaminants in Streams. 2023 Association of Clean Water Aministrator's Water Quality Modeling Workshop, Salt Lake City, UT, October 23 - 27, 2023.
Knightes, Chris, B. Rashleigh, F. Cashel, J. Clough, R. Parmar, K. Wolfe, AND D. Smith. Towards a mechanistic modeling framework for simulating eutrophication in estuaries. Coastal & Estuarine Research Foundation Conference, Portland, OR, November 12 - 16, 2023.
Cashel, F. AND Chris Knightes. Using 3D hydrodynamic modeling and HSPF-WASP water quality modeling to understand spatiotemporal variations of eutrophication. Coastal & Estuarine Research Foundation Conference, Portland, OR, November 12 - 16, 2023.
Rashleigh, B., J. Corona, B. Jarvis, J. Johnston, C. Knightes, AND R. McKane. Water Modeling at U.S. Environmental Protection Agency. Integrated Hydro-Terrestrial Modeling 2.0, Reston, VA, October 31 - November 02, 2023.
2022
Venable, Karretta, Chris Knightes, JohnM Johnston, R. Parmar, AND K. Wolfe. Hydrologic Micro Services (HMS) sediment module using the Sediment Yield’s Layered Vertically in Advection (SYLVIA v1.0) algorithm. 11th International Congress on Environmental Modelling & Software (iEMSs 2022), Brussels, BELGIUM, July 04 - 08, 2022.
Ross, B. AND Chris Knightes. Modeling the Fate and Transport of Two Nanometal Oxides in Multiple Aquatic Systems. American Geophysical Union Fall Meeting 2022, Chicago, IL, December 12 - 16, 2022.
Ross, B. AND Chris Knightes. Modeling the Fate and Transport of Two Nanometal Oxides in the Merrimack River. New England Estuarine Research Society Fall Meeting 2022, Providence, RI, November 17 - 19, 2022.
Knightes, Chris. SIMULATING HYPOXIA IN NARRAGANSETT BAY: DEVELOPING AND APPLYING A MECHANISTIC WATER QUALITY FATE AND TRANSPORT MODEL. New England Estuarine Research Society Fall Meeting 2022, Providence, RI, November 17 - 19, 2022.
Ross, B. AND C. Knightes. Simulation of the Environmental Fate and Transformation of Nano Copper Oxide in a Freshwater Environment. ACS ES&T Water. American Chemical Society, Washington, DC, 2(9):1532–1543, (2022). https://doi.org/10.1021/acsestwater.2c00157
Ross, B. AND Chris Knightes. The environmental fate, transformation, and speciation of nano copper oxide in a freshwater environment. International Environmental Modelling & Software Society Biennial Meeting, Brussels, BELGIUM, July 04 - 08, 2022.
Ross, Bianca N. AND Christopher D. Knightes. The environmental fate, transformation, and speciation of nano-copper oxide in a freshwater environment. In Proceedings, 11th International Congress on Environmental Modelling and Software, Brussels, BELGIUM, July 05 - 08, 2022. Brigham Young University, Provo, UT, 1-9, (2022).
Cashel, F. AND Chris Knightes. UNDERSTANDING EUTROPHICATION AND HYPOXIA IN THE PAWCATUCK RIVER ESTUARY: A MONITORING AND MODELING STUDY. New England Estuarine Research Society Fall Meeting 2022, Providence, RI, November 17 - 19, 2022.
Cashel, F., Chris Knightes, T. Iott, AND K. Streich. Using a Multimedia Modeling Approach to Simulate Eutrophication in the Pawcatuck River Estuary. International Environmental Modelling & Software Society Biennial Meeting, Brussels, BELGIUM, July 04 - 08, 2022.
Cashel, Finnian S. AND Christopher D. Knightes. Using a Multimedia Modeling Approach to Simulate Eutrophication in the Pawcatuck River Estuary. In Proceedings, 11th International Congress on Environmental Modelling and Software, Brussels, BELGIUM, July 05 - 08, 2022. Brigham Young University, Provo, UT, 1-9, (2022).
2021
Cashel, F. AND Chris Knightes. Mechanistic Modeling Using the Water Quality Analysis Simulation Program (WASP8): Assessing Eutrophication in the Pawcatuck River Estuary. American Geophysical Union, NA, Virtual, December 13 - 17, 2021.
Eckley, Chris S., Todd P. Luxton, Chris D. Knightes, AND V. Shah. Methylmercury Production and Degradation under Light and Dark Conditions in the Water Column of the Hells Canyon Reservoirs, USA. ENVIRONMENTAL TOXICOLOGY AND CHEMISTRY. Society of Environmental Toxicology and Chemistry, Pensacola, FL, 40(7):1827-1837, (2021). https://doi.org/10.1002/etc.5041
Ross, B. AND Chris Knightes. Modeling the environmental fate and transport of nanocopper in surface waters. North Atlantic Chapter, Society of Environmental Toxicology and Chemistry, 27th Annual Meeting, NA, Virtual, April 05 - 07, 2021.
Ross, B. AND Chris Knightes. The environmental fate and transport of nanocopper in a freshwater environment. American Geophysical Union, NA, Virtual, December 13 - 17, 2021.
Knightes, Chris. Using WASP to Simulate Toxicant Concentrations in Surface Waters and Sediments. EPA's Surface Water Quality Modeling Training, NA, Virtual, April 21, 2021.
2020
Muche, M., S. Sinnathamby, R. Parmar, Chris Knightes, JohnM Johnston, K. Wolfe, Tom Purucker, M. Cyterski, AND D. Smith. Comparison and Evaluation of Gridded Precipitation Datasets in a Kansas Agricultural Watershed Using SWAT. JOURNAL OF THE AMERICAN WATER RESOURCES ASSOCIATION. American Water Resources Association, Middleburg, VA, 56(3):486-506, (2020). https://doi.org/10.1111/1752-1688.12819
Sitterson, J., S. Sinnathamby, R. Parmar, J. Koblich, K. Wolfe, AND C. Knightes. Demonstration of an online web services tool incorporating automatic retrieval and comparison of precipitation data. ENVIRONMENTAL MODELLING & SOFTWARE. Elsevier Science, New York, NY, 123:104570, (2020). https://doi.org/10.1016/j.envsoft.2019.104570
2019
Parmar, R., C. Knightes, D. Smith, K. Wolfe, Michael Galvin, J. Koblich, J. Sitterson, J. Johnston, AND S. Purucker. Data Provisioning Micro-Services and Workflows for Hydrological and Water Quality Modeling. 2019 International Society for Ecological Modelling Global Conference, Salzburg, AUSTRIA, October 01 - 05, 2019.
Avant, B., D. Bouchard, H. Hsieh, Y. Han, J. Spear, R. Zepp, Chris Knightes, X. Chang, AND Brad Acrey. Environmental fate of multiwalled carbon nanotubes and graphene oxide across different aquatic ecosystems. NanoImpact. Elsevier B.V., Amsterdam, Netherlands, 13:1-12, (2019). https://doi.org/10.1016/j.impact.2018.11.001
Wolfe, K., R. Parmar, C. Knightes, D. Smith, J. Koblich, J. Sitterson, J. Johnston, AND S. Purucker. Hydrologic Micro Services (HMS) Platform Architecture. 2019 International Society for Ecological Modelling Global Conference, Salzburg, AUSTRIA, October 01 - 05, 2019.
Knightes, Chris, R. Ambrose, B. Avant, Y. Han, Brad Acrey, D. Bouchard, R. Zepp, AND T. Wool. Modeling framework for simulating concentrations of solute chemicals, nanoparticles, and solids in surface waters and sediments: WASP8 Advanced Toxicant Module. ENVIRONMENTAL MODELLING AND SOFTWARE. Elsevier Science Ltd, New York, NY, 111:444-458, (2019). https://doi.org/10.1016/j.envsoft.2018.10.012
Bouchard, D., W. Henderson, R. Zepp, C. Knightes, Y. Han, B. Avant, AND B. Acrey. Monitoring and Modeling Oxygenated PAHs Formed During Graphene Oxide Phototransformation. 2019 National Environmental Monitoring Conference (NEMC), Jacksonville, FL, August 05 - 09, 2019.
Han, Y., Chris Knightes, D. Bouchard, R. Zepp, B. Avant, H. Hsieh, X. Chang, Brad Acrey, Matt Henderson, AND J. Spear. Simulating graphene oxide nanomaterial phototransformation and transport in surface water. Environmental Science: Nano. RSC Publishing, Cambridge, Uk, 6:180, (2019). https://doi.org/10.1039/c8en01088a
Knightes, C., R. Parmar, J. Sitterson, B. Avant, D. Smith, J. Koblich, K. Wolfe, Michael Galvin, L. Prieto, S. Purucker, AND J. Johnston. Using Web Services to Construct General Workflows for Simulating Flow and Environmental Contaminants in Streams. The International Society for Ecological Modelling Global Conference 2019, Salzburg, N/A, AUSTRIA, October 01 - 05, 2019.
2018
Sitterson, J., Chris Knightes, R. Parmar, K. Wolfe, B. Avant, A. Ignatius, AND D. Smith. A Survey of Precipitation Data for Environmental Modeling (iEMSs 2018). iEMSs 2018, Fort Collins, CO, June 24 - 28, 2018.
Sitterson, J., Chris Knightes, R. Parmar, K. Wolfe, M. Muche, AND B. Avant. An Overview of Rainfall-Runoff Model Types. U.S. Environmental Protection Agency, Washington, DC, EPA/600/R-17/482, 2017.
Sitterson, J., Chris Knightes, R. Parmar, K. Wolfe, B. Avant, AND M. Muche. An Overview of Rainfall-Runoff Model Types (iEMSs 2018). iEMSs 2018, Fort Collins, CO, June 24 - 28, 2018.
Muche, M., S. Sinnathamby, R. Parmar, Chris Knightes, JohnM Johnston, K. Wolfe, Tom Purucker, Mike Cyterski, AND D. Smith. Effects of Precipitation Data Source Selection of SWAT Hydrologic Simulation. 2018 iEMSs, Fort Collins, CO, June 24 - 28, 2018.
Avant, B., Chris Knightes, R. Zepp, D. Bouchard, X. Chang, H. Hsieh, Matt Henderson, J. Spear, Brad Acrey, AND Y. Han. Environmental Fate and Transport of Carbon-based Nanomaterials in Aquatic Ecosystems. iEMSs 2018, Fort Collins, CO, June 24 - 28, 2018.
Sitterson, J., Chris Knightes, AND B. Avant. Flow Routing Techniques for Environmental Modeling. U.S. EPA Office of Research and Development, Washington, DC, EPA/600/B-18/256, 2018.
Wolfe, K., R. Parmar, Chris Knightes, D. Smith, M. Galvin, J. Koblich, J. Sitterson, JohnM Johnston, AND Tom Purucker. HMS: Hydrologic Micro Services. 2018 iEMSs, Fort Collins, CO, June 24 - 28, 2018.
Parmar, R., Chris Knightes, D. Smith, K. Wolfe, M. Galvin, J. Koblich, J. Sitterson, JohnM Johnston, AND Tom Purucker. Hydrologic Micro Services (HMS). 2018 iEMSs, Boulder, CO, June 24 - 28, 2018.
Parmar, R., Chris Knightes, AND JohnM Johnston. Hydrologic Micro Services (HMS) - A Webinar by EPA’s Water Quality Modeling Work Group. Webinar by EPA’s Water Quality Modeling Work Group, webinar, October 10, 2018.
Knightes, Chris, B. Avant, Y. Han, R. Zepp, D. Bouchard, Brad Acrey, T. Wool, AND R. Ambrose. Simulating Toxicant Concentrations in Surface Waters and Sediments: Advances in the Water Quality Analysis Simulation Program (WASP8). iEMSs 2018, Fort Collins, CO, June 24 - 28, 2018.
Avant, B., Chris Knightes, R. Zepp, D. Bouchard, X. Chang, H. Hsieh, Matt Henderson, J. Spear, Brad Acrey, AND Y. Han. Simulating the Fate and Transport of Carbon-based Nanomaterials Across Different Aquatic Ecosystems. 2018 AGU Fall Meeting, Washington, DC, December 10 - 14, 2018.
Han, Y., Chris Knightes, D. Bouchard, R. Zepp, X. Chang, H. Hsieh, Matt Henderson, J. Spear, Brad Acrey, AND B. Avant. Simulating the Fate and Transport of Graphene Oxide Nanoparticles and Their Reaction Products in Surface Waters Using the Water Quality Analysis Simulation Program 8 (WASP8). 2018 ACS National Meeting & Expo, Boston, MA, August 19 - 23, 2018.
Han, Y., Chris Knightes, R. Zepp, D. Bouchard, X. Chang, H. Hsieh, B. Avant, Matt Henderson, J. Spear, AND Brad Acrey. Simulating the Fate and Transport of Nanoparticles and Their Reaction Products in Surface Waters Using the Water Quality Analysis Simulation Program 8 (WASP8). 2018 iEMSs Conference, Fort Collins, CO, June 24 - 28, 2018.
2017
Sitterson, J., Chris Knightes, R. Parmar, K. Wolfe, B. Avant, A. Ignatius, AND D. Smith. A Survey of Precipitation Data for Environmental Modeling. U.S. Environmental Protection Agency, Washington, DC, EPA/600/R-17/441, 2017.
Sullivan, Kate, Mike Cyterski, Chris Knightes, J. Washington, S. Kraemer, L. Prieto, AND B. Avant. An overview of the Gold King Mine Release and its Transport and Fate in the Animas and San Juan Rivers. New Mexico Water Institute Symposium on Animas River, Farmington, NM, June 20 - 22, 2017.
Sullivan, Kate, Mike Cyterski, Chris Knightes, J. Washington, S. Kraemer, L. Prieto, AND B. Avant. Characteristics of Metals Concentrations in in the Animas and San Juan Rivers during Passage of the Gold King Mine Release Plume. 2017 Conference on the Environmental Conditions of the Animas and San Juan Watersheds, Farmington, NM, June 20 - 22, 2017.
Sullivan, Kate, Mike Cyterski, Chris Knightes, J. Washington, S. Kraemer, AND L. Prieto. Illustration of a fingerprinting method to isolate Gold King Release Metals from Background Concentrations in the San Juan River. New Mexico Water Institute Symposium on Animas River, Farmington, NM, June 20 - 22, 2017.
Avant, B., Chris Knightes, D. Bouchard, X. Chang, Matt Henderson, AND R. Zepp. Modeling Engineered Nanomaterials (ENMs) Fate and Transport in Aquatic Ecosystems. Georgia Water Resources Conference, Athens, GA, April 19 - 20, 2017.
Han, Y., Chris Knightes, D. Bouchard, R. Zepp, H. Hsieh, X. Chang, AND J. Spear. Modeling the Environmental Fate of Graphene Oxide and Its Phototransformation Products in Brier Creek Watershed Using the Water Quality Analysis Simulation Program 8 (WASP8). 2017 AGU Fall Meeting, New Orleans, LA, December 11 - 15, 2017.
Knightes, Chris, D. Bouchard, R. Zepp, Matt Henderson, Y. Han, H. Hsieh, Brad Acrey, AND J. Spear. Simulating Exposure Concentrations of Engineered Nanomaterials in Surface Water Systems: WASP8. 2017 AGU Fall Meeting, New Orleans, LA, December 11 - 15, 2017.
Bouchard, D., Chris Knightes, X. Chang, AND B. Avant. Simulating Multiwalled Carbon Nanotube Transport in Surface Water Systems Using the Water Quality Analysis Simulation Program (WASP). ENVIRONMENTAL SCIENCE & TECHNOLOGY. American Chemical Society, Washington, DC, 51(19):11174–11184, (2017).
Ambrose, B., B. Avant, Y. Han, Chris Knightes, AND T. Wool. Water Quality Assessment Simulation Program (WASP8): Upgrades to the Advanced Toxicant Module for Simulating Dissolved Chemicals, Nanomaterials, and Solids. U.S. Environmental Protection Agency, Washington, DC, EPA/600/R-17/326, 2017.
2016
Zepp, R., D. Bouchard, W. Hou, C. Chen, B. Acrey, X. Chang, Matt Henderson, S. Martin, AND Chris Knightes. Roles of Direct and Indirect Light-Induced Transformations of Carbon Nanomaterials in Exposures in Aquatic Systems. SETAC North America 37th Annual Meeting, Orlando, FL, November 06 - 10, 2016.
Knightes, Chris, Kate Sullivan, B. Avant, Mike Cyterski, J. Washington, AND L. Prieto. Simulating the Fate and Transport of an Acid Mine Drainage Release. 2016 AGU Fall Meeting, CA, San Francisco, December 12 - 16, 2016.
2015
Sullivan, Kate, Mike Cyterski, S. Kraemer, Chris Knightes, K. Price, K. Kim, L. Prieto, M. Gabriel, AND R. Sidle. Case Study Analysis of the Impacts of Water Acquisition for Hydraulic Fracturing on Local Water Availability. U.S. Environmental Protection Agency, Washington, DC, EPA/600/R-14/179, 2015.
Johnston, JohnM AND Chris Knightes. Engineered Nanomaterial Fate and Transport Modeling Strategy. Presented at Center for Environmental Implications of Nanotechnology (CEIN) Workshop, Los Angeles, CA, March 19 - 20, 2015.
Gabriel, M., Chris Knightes, E. Cooter, AND R. Dennis. Evaluating relative sensitivity of SWAT-simulated nitrogen discharge to projected climate and land cover changes for two watersheds in North Carolina, USA. Hydrological Processes. John Wiley & Sons, Ltd., Indianapolis, IN, , online, (2015).
Scudder Eikenberry, B., K. Riva-Murray, C. D. KNIGHTES, C. Journey, L. Chasar, M. Brigham, AND P. Bradley. Optimizing fish sampling for fish–mercury bioaccumulation factors. CHEMOSPHERE. Elsevier Science Ltd, New York, NY, 135:467-473, (2015).
Knightes, Chris, R. Daiss, L. Williams, AND A. Singer. Potential Impacts of Spilled Hydraulic Fracturing Fluid Chemicals on Water Resources: Types, volumes, and physical-chemical properties of chemicals. 2015 AGU Fall Meeting, San Francisco, CA, December 14 - 18, 2015.
Knightes, Chris, G. Davis, H. Golden, P. Conrads, P. Bradley, AND C. Journey. Simulating Mercury And Methyl Mercury Stream Concentrations At Multiple Scales in a Wetland Influenced Coastal Plain Watershed (McTier Creek, SC, USA). Presented at Fifth Interagency Conference on Research in the Watersheds (ICRW5), Charleston, SC, March 02 - 05, 2015.
Knightes, Chris, D. Bouchard, X. Chang, AND I. Chowdhury. Simulating the fate and transport of nanomaterials in surface waters. Presented at Quantifying Exposure to engineered Nanomaterials Workshop, Arlington, VA, July 07 - 08, 2015.
Zepp, R., D. Bouchard, W. Hou, Chris Knightes, Matt Henderson, I. Chowdhury, C. Chen, H. Fairbrother, D. Goodwin, AND L. Kong. Sunlight-induced Transformations of Graphene-based Nanomaterials in Aquatic Environments. ACS National Meeting & Exposition, Boston, MA, August 17 - 20, 2015.
Beaulieu, J., H. Golden, Chris Knightes, P. Mayer, S. Kaushal, M. Pennino, C. Arango, A. Balz, C. Elonen, K. Fritz, AND B. Hill. URBAN STREAM BURIAL INCREASES WATERSHED-SCALE NITRATE EXPORT. PLOS ONE . Public Library of Science, San Francisco, CA, 10(7):e0132256, (2015).
2014
Price, Katie, Tom Purucker, S. Kraemer, J. Babendreier, AND Chris Knightes. Comparison of radar and gauge precipitation data in watershed models across varying spatial and temporal scales. Hydrological Processes. John Wiley & Sons, Ltd., Indianapolis, IN, 28(9):3505–3520, (2013).
Golden, H., C. Lane, D. Amatya, K. Bandilla, H. Raanan Kiperwas, Chris Knightes, AND H. Ssegane. Hydrologic connectivity between geographically isolated wetlands and surface water systems: A review of select modeling methods. ENVIRONMENTAL MODELLING & SOFTWARE. Elsevier Science, New York, NY, 53(1):190-206, (2014).
Knightes, Chris, H. Golden, C. Journey, G. Davis, P. Conrads, M. Marvin-DiPasquale, M. Brigham, AND P. Bradley. Mercury and methylmercury stream concentrations in a Coastal Plain watershed: A multi-scale simulation analysis. ENVIRONMENTAL POLLUTION. Elsevier Science Ltd, New York, NY, 187:182-192, (2014).
Bouchard, D., X. Chang, Chris Knightes, AND I. Chowdhury. Parameterizing A Surface Water Model for Multiwalled Carbon Nanotubes. Presented at 247th ACS National Meeting, Dallas, TX, March 16 - 20, 2014.
Bouchard, D., X. Chang, Chris Knightes, AND I. Chowdhury. Parameterizing water quality analysis and simulation program (WASP) for carbon-based nanomaterials. Presented at ACS Fall Meeting, San Francisco, CA, August 04 - 08, 2014.
Gabriel, M., Chris Knightes, R. Dennis, AND E. Cooter. Potential Impact of Clean Air Act Regulations on Nitrogen Fate and Transport in the Neuse River Basin: a Modeling Investigation Using CMAQ and SWAT. ENVIRONMENTAL MODELING AND ASSESSMENT. Baltzer Science Publishers BV, Bussum, Netherlands, 19(6):451-465, (2014).
Gabriel, M., Chris Knightes, E. Cooter, AND R. Dennis. The Impacts of Different Meteorology Data Sets on Nitrogen Fate and Transport in the SWAT Watershed Model. ENVIRONMENTAL MODELING AND ASSESSMENT. Baltzer Science Publishers BV, Bussum, Netherlands, 19(4):301-314, (2014).
2013
Golden, H., C. Knightes, P. Conrads, T. Feaster, G. Davis, S. Benedict, AND P. Bradley. Climate change and watershed mercury export: a multiple projection and model analysis. ENVIRONMENTAL TOXICOLOGY AND CHEMISTRY. Society of Environmental Toxicology and Chemistry, Pensacola, FL, 32(9):2165-2174, (2013).
Riva-Murray, K., P. Bradley, B. Scudder Eikenberry, C. D. KNIGHTES, C. Journey, M. Brigham, AND D. Button. Optimizing Stream Water Mercury Sampling for Calculation of Fish Bioaccumulation Factors. ENVIRONMENTAL SCIENCE AND TECHNOLOGY. John Wiley & Sons, Ltd., Indianapolis, IN, 47(11):5904-5912, (2013).
Gabriel, M., Chris Knightes, E. Cooter, AND R. Dennis. Relative Sensitivity of Simulated Nitrogen Discharge to Projected Changes in Climate and Land Cover for Two Watersheds in North Carolina, USA. Presented at AGU Fall Meeting 2013, San Francisco, CA, December 09 - 13, 2013.
2012
Davis, G., Chris Knightes, A. Abdelnour, AND M. Stieglitz. Biogeochemical Cycling of Mercury Coupled with a Nitrogen and Carbon Watershed Hydrology Model (VELMA). Presented at 8th National Monitoring Conference - Water: One Resource - Shared Effort - Common Future, Portland, OR, April 30 - May 04, 2012.
GOLDEN, H. E., C. D. KNIGHTES, P. Conrads, G. Davis, T. Feaster, C. Journey, S. Benedict, M. Brigham, AND P. Bradley. Characterizing mercury concentrations and fluxes in a coastal plain watershed: insights from dynamic modeling and data. Journal of Geophysical Research: Biogeosciences. American Geophysical Union, Washington, DC, 117(G01006):1 - 17, (2012).
Price, K., S. Purucker, T. Anderson, T. Otte, C. Knightes, AND E. Cooter. Comparison of Spatial and Temporal Rainfall Characteristics in WRF-Simulated Precipitation to Gauge and Radar Observations. Presented at AGU Fall Meeting, San Francisco, CA, December 03 - 07, 2012.
Canu, D., A. Acquavita, C. Knightes, G. Mattassi, I. Scroccaro, AND C. Solidoro. Developing a model for mercury cycle in the Marano-Grado Lagoon (Italy). Edition 1, Chapter 15, F. Jordan and S.E. Jorgensen (ed.), Models of the Ecological Hierarchy from Molecules to Ecosphere. ELSEVIER, AMSTERDAM, Holland, 25:239-258, (2012).
Canu, D., A. Acquavita, C. Knightes, G. Mattassi, I. Scroccaro, AND C. Solidoro. Developing a model for the mercury cycle in the Marano-Grado Lagoon (Italy). Presented at 50th Estuaring & Coastal Sciences Association and Estuarine Coastal & Shelf Science, Venice, ITALY, June 03 - 07, 2012.
Gabriel, M., C. Knightes, R. Dennis, AND E. Cooter. Impact of Clean Air Act Regulations on Nitrogen Fate and Transport in Neuse River Basin. Presented at 2012 American Geophysical Union Conference, San Francisco, CA, December 03 - 07, 2012.
Gabriel, M., C. Knightes, E. Cooter, AND R. Dennis. Impact of Clean Air Regulations on Nitrogen Fate and Transport in Neuse River Basin. Presented at 2012 South Carolina Water Resources Conference, Columbia, SC, October 10 - 11, 2012.
Knightes, C., H. Golden, G. Davis, M. Barber, M. E. Brigham, K. Riva Murray, B. Eikenberry, C. Journey, P. Conrads, AND P. Bradley. Linking Atmospheric Mercury Deposition to Human and Wildlife (Source to Receptor) by Coupling VELMA and WASP with BASS to simulate Fish Tissue Mercury Concentrations. Presented at 9th INTECOL International Wetlands Conference: Wetlands in a Complex World, Orlando, FL, June 03 - 08, 2012.
Knightes, C., H. Golden, P. Bradley, G. Davis, C. Journey, P. Conrads, AND M. Brigham. Modeling Mercury Exposure at Different Scales in the McTier Creek Watershed and Edisto River Basin SC USA. Presented at 9th INTECOL International Wetlands Conference, Orlando, FL, June 03 - 08, 2012.
Knightes, C., H. Golden, P. Bradley, G. Davis, C. Journey, AND P. Conrads. Modeling Mercury Exposure at Different Scales in the McTier Creek Watershed and Edisto River Basin, SC USA. Presented at 8th National Monitoring Conference, Portland, OR, April 30 - May 04, 2012.
Knightes, C., G. Davis, H. Golden, P. Conrads, P. Bradley, AND C. Journey. Simulating Multi-Scale Fate and Transport of Mercury from Atmospheric Deposition to Receiving Surface Waters Across and Through the Terrestrial Landscape in a Coastal Plain Watershed (McTier Creek, SC). Presented at Geological Society of America Annual Meeting, Charlotte, NC, November 04 - 07, 2012.
Knightes, C., G. Davis, H. Golden, P. Conrads, P. Bradley, AND C. Journey. Simulating Multi-Scale Mercury Fate and Transport in a Coastal Plain Watershed. Presented at American Geophysical Union Conference, San Francisco, CA, December 03 - 07, 2012.
Beaulieu, J., P. Mayer, S. Kaushal, M. Pennino, C. Arango, D. Balz, K. Fritz, H. Golden, AND C. Knightes. The burial of headwater streams in drainage pipes reduces in-stream nitrate retention: results from two US metropolitan areas . Presented at American Geophysical Union Meeting Fall 2012, San Francisco, CA, December 03 - 07, 2012.
2011
JOHNSTON, J. M., D. J. MCGARVEY, M. C. BARBER, G. F. LANIAK, J. E. BABENDREIER, R. S. PARMAR, K. L. WOLFE, S. R. KRAEMER, M. J. CYTERSKI, C. D. KNIGHTES, B. RASHLEIGH, L. A. SUAREZ, AND R. B. AMBROSE. An Integrated Modeling Framework for Performing Environmental Assessments: Application to Ecosystem Services in the Albemarle-Pamlico Basins (NC and VA,USA). ECOLOGICAL MODELLING. Elsevier Science BV, Amsterdam, Netherlands, 222(14):2471-2484, (2011).
GOLDEN, H. E., C. D. KNIGHTES, P. A. Conrads, G. M. Davis, T. D. Feaster, C. A. Journey, S. Benedict, M. E. Brigham, AND P. M. Bradley. Characterizing mercury concentrations and flux dynamics in a coastal plain watershed using multiple models. Presented at 10th International Conference on Mercury as a Global Pollutant, Halifax, NS, CANADA, July 24 - 29, 2011.
GOLDEN, H. E., C. D. KNIGHTES, P. Bradley, G. Davis, T. Feaster, S. Benedict, C. Journey, P. Conrads, AND M. Brigham. Characterizing mercury concentrations and flux dynamics in a coastal plain watershed using multiple models and data. Presented at 10th International Conference on Mercury as a Global Pollutant, Halifax, NS, CANADA, July 24 - 29, 2011.
GOLDEN, H. E., C. D. KNIGHTES, P. Conrads, G. Davis, T. Feaster, S. Benedict, C. Journey, M. Brigham, AND P. Bradley. Mercury dynamics in a coastal plain watershed: insights from multiple models and empirical data. Presented at American Geophysical Union Fall Meeting, San Francisco, CA, December 04 - 09, 2011.
GOLDEN, H. E. AND C. D. KNIGHTES. Simulated Watershed Mercury and Nitrate Flux Responses to Multiple Land Cover Conversion Scenarios. ENVIRONMENTAL TOXICOLOGY AND CHEMISTRY. Society of Environmental Toxicology and Chemistry, Pensacola, FL, 30(4):773-786, (2011).
2010
KNIGHTES, C. D. Bioaccumulation of Mercury in Fish. Presented at Mercury Workshop: Global Emissions and US Exposures, Washington, DC, January 14, 2010.
SUNDERLAND, E., C. D. KNIGHTES, K. E. VON STACKELBERG, AND N. A. STIBER. Environmental Fate and Bioaccumulation Modelling at the US Environmental Protection Agency: Application to Inform Decision-Making. Chapter 1, G. Hanrahan (ed.), Modelling of Pollutants in Complex Environmental Systems, Volume II. ILM Publications, SAINT ALBANS, HERTFORDSHIRE, Uk, , 3-42, (2010).
GOLDEN, H. E. AND C. D. KNIGHTES. Grid Based Mercury Model (GBMM) Application in McTier Creek and Fishing Brook Watersheds: Progress and Updates. Presented at USEPA/USGS Mercury in Streams Ecosystems Team Meeting, Troy, NY, May 03 - 06, 2010.
GOLDEN, H. E., C. D. KNIGHTES, E. COOTER, R. L. DENNIS, R. C. GILLIAM, AND K. FOLEY. Linking Air Quality and Watershed Models for Environmental Assessments: Analysis of the Effects of Model-Specific Precipitation Estimates on Calculated Water Flux. ENVIRONMENTAL MODELLING & SOFTWARE. Elsevier Science, New York, NY, 25(12):1722-1737, (2010).
KNIGHTES, C. D. Modeling Hg in Streams using the WASP Modeling Framework. Presented at USEPA/USGS Mercury in Streams Ecosystems Team Meeting, Troy, NY, May 03 - 06, 2010.
Selin, N. E., E. M. Sunderland, C. D. KNIGHTES, AND R. P. Mason. Sources of Mercury Exposure for U.S. Seafood Consumers: Implications for Policy. ENVIRONMENTAL HEALTH PERSPECTIVES. National Institute of Environmental Health Sciences (NIEHS), Research Triangle Park, NC, 118(1):137-143, (2010).
2009
KNIGHTES, C. D., E. SUNDERLAND, M. C. BARBER, J. M. JOHNSTON, AND R. B. AMBROSE. Application of Ecosystem-Scale Fate and Bioaccumulation Models to Predict Fish Mercury Response Times to Changes in Atmospheric Deposition. ENVIRONMENTAL TOXICOLOGY AND CHEMISTRY. Society of Environmental Toxicology and Chemistry, Pensacola, FL, 28(4):881-893, (2009).
KNIGHTES, C. D. Application of WASP8 - Hg Module for Modeling Mercury Transport and Transformation along the Sudbury River, Massachusetts. Presented at Sudbury River Stakeholders Meeting, Boston, MA, October 06, 2009.