Now showing items 295-314 of 1767

    • Daily Sediment Loads in the North Oconee River 

      Cox, Bobbie; Rasmussen, Todd C. (Georgia Institute of TechnologyInstitute of Ecology, 1999-03)
      We present 65 years of daily turbidity data from the North Oconee River obtained from the Athens drinking water treatment facility. We use these data to characterize short- and long-term water quality changes from nonpoint ...
    • Dairy Ecosystem Management 

      Johnson, Rhett H. (Georgia Institute of TechnologyInstitute of Natural Resources, 1993-04)
      The state of Georgia has 602 dairies. Many of these dairies have pasturelands that are not being managed to maximize their potential in aiding water quality achievement. The objective of this presentation is to establish ...
    • Dam Breach Analysis for Urbanizing Basins 

      Absher, Charles D.; McWhorter, John K.; Vicevich, Robert (Georgia Institute of Technology, 2007-03)
      Development downstream of old and in many cases deficient, dams is responsible for a growing concern within communities that are transitioning from a rural to suburban environment. There are instances of permitted development ...
    • Data Management Strategies to Support U.S. Postal Service Storm Water Permitting 

      Ahmed, Anwer R.; Paige, David M.; Seaburn, Gerald Eloy; Fennewald, Paul L. (Georgia Institute of TechnologyInstitute of Ecology, 1997-03)
      procedure for creating a data management system for managing and monitoring environmental compliance of facilities is discussed with the aid of a case study. Client/server technology can be used to support large multi-user ...
    • A Decade of Change in the Skidaway River Estuary. I. Hydrography and Nutrients 

      Verity, Peter G. (Georgia Institute of TechnologyInstitute of Ecology, 2001-03)
      The Skidaway River estuary is a tidally-dominated subtropical estuary in the southeastern USA surrounded by extensive Spartina salt marshes. Weekly sampling at high and low tide began in 1986 for hydrography, nutrients, ...
    • Decentralized Wastewater Treatment in Georgia: Benefits and Management Needs 

      Sheehan, Katherine A. (Georgia Institute of TechnologyWarnell School of Forestry and Natural Resources, The University of Georgia, 2011-04)
      The United States Environmental Protection Agency estimates that the U.S. faces wastewater infrastructure funding gap of over one hundred billion dollars. Other reports show that our nation’s wastewater infrastructure is ...
    • Decentralized wastewater treatment – planning, alternatives, management 

      MacGregor, Linda (Georgia Institute of TechnologyInstitute of Ecology, The University of Georgia, 2005-04)
      Decentralized on-site wastewater treatment technologies are widely used throughout Georgia today. Whether or not they are part of tomorrow’s solution is widely debated. This paper presents the existing situation and ...
    • Decision Analysis and Optimization Modeling for Complex Water Resource Systems 

      Lefkoff, L. Jeffrey; Kendall, Donald R. (Georgia Institute of TechnologyInstitute of Ecology, 1997-03)
      Managers of a large municipal water distribution system want to increase system reliability and reduce operational costs. To achieve these goals, two projects are proposed: a conjunctive use storage facility and a major ...
    • Declaring Drought for Effective Water Management 

      McKay, S. Kyle; Rasmussen, Todd C. (Georgia Institute of Technology, 2013-04)
      Water managers are tasked with resolving conflicts between freshwater resource uses, which range from municipal water supply, to recreation, and to sustaining aquatic ecosystem integrity. Further complicating management, ...
    • Defining a Process for Establishing Science-based Sediment TMDLs in Georgia and the Southeast 

      Keyes, Alice Miller (Georgia Institute of TechnologyInstitute of Ecology, 2001-03)
      In May 2000, The University of Georgia's Institute of Ecology (IOE) and The Georgia Conservancy (TGC) co-sponsored a forum to bring together scientists to discuss the process by which total maximum daily loads (TMDLs) ...
    • Defining a stormwater management plan: setting the stage for watershed protection 

      Rasmussen, Todd C.; Holmbeck-Pelham, Skelly A. (Georgia Institute of TechnologyInstitute of Ecology, 2003-04)
      We propose a new approach to stormwater control, which we call The 10-25 Plan. The 10-25 Plan is a stormwater management framework whose goal is to prevent and mitigate the adverse economic and environmental impacts ...
    • Defining Away Metal Contamination in Georgia Streams 

      Rosi-Marshall, Emma J.; Meyer, Judy L.; Neumann, K.; Lyons, B. (Georgia Institute of TechnologyInstitute of Ecology, 2001-03)
      Currently the State of Georgia regulates only metals in the dissolved form, based on the recommendations of the US EPA. This change was made in 1998 and has ramifications for Georgia water quality. 943 stream miles ...
    • Delaware Sand Filter as an Option for Stormwater Runoff 

      Leszczynska, Danuta (Georgia Institute of TechnologyInstitute of Ecology, 1997-03)
      It is well known that stormwater runoff is a major contributing factor to the pollution of the rivers, lakes, and streams across the nation. Currently, some standard sand filters are used as a part of the routine treatment ...
    • Delineating Karst Features Underlying Lake Seminole, Southwestern Georgia, Using Historical Aerial Photographs 

      Walls, Christopher B.; Hamrick, Michael D. (Georgia Institute of TechnologyInstitute of Ecology, 2003-04)
      Historical aerial photographs, taken prior to impoundment of Lake Seminole in 1957, were scanned and then rectified using a geographic information system so that karst features could be delineated (Fig. 1). Fifty-three ...
    • Delineating the drivers of groundwater flow at a back barrier island – marsh transect in coastal Georgia 

      Ledous, Jonathan; Alexander, Clark; Meile, Christof (Georgia Institute of Technology, 2013-04)
      Groundwater plays an important role in coastal regions by delivering freshwater and nutrients to near shore and salt marsh environments. To quantify groundwater flow, salinity, temperature and pressure, sensors were installed ...
    • Demonstrating Natural Attenuation with the Electric Power Research Institute's Multi-chemical Groundwater Transport Model ROAM 

      Bearce, Steven C. (Georgia Institute of TechnologyInstitute of Ecology, 1999-03)
      Natural attenuation recently became a widely accepted means of restoring groundwater resources. The Electric Power Research Institute's computer· program called Remedial Options Assessment Model (ROAM) successfully predicted ...
    • Demonstrating that Management Objectives will be Achieved in Rockdale County, Georgia 

      Clements, Trevor; Butcher, Jon; Brewer, Kimberly (Georgia Institute of TechnologyInstitute of Ecology, 2001-03)
      Rockdale County GA performed a watershed assessment to develop a management plan that will provide for water quality protection while achieving other local objectives, including expansion of water supply and ...
    • Demonstration of Water Conservation Through Automated Dyebath Reuse 

      White, Beth (Georgia Institute of TechnologyInstitute of Ecology, 1999-03)
      A system for automated dyebath reuse has been developed and demonstrated in a commercial dyeing facility. Results of the demonstration show that significant amounts of water, energy, and chemicals are conserved through ...
    • Desalination as a Water Source for Municipal and Industrial Water Users: The Future Is Now 

      Norton, Nancy A.; Abdul-Akeem, Sadiq; Norton, Virgil (Georgia Institute of TechnologyInstitute of Ecology, 2003-04)
      Presented in this paper is an overview of technology, costs, and environmental issues associated with desalination. Use of desalination to produce fresh water is rapidly expanding. Key issues are cost and potential ...
    • Description of a Hydrologic Method for Separating Stream Flow from Groundwater and Backwater by Means of Oxygen-18, Savannah River Plant, South Carolina 

      Hardegree, Wesley Sigman (Georgia Institute of TechnologyInstitute of Natural Resources, 1989-05)
      The wetland ecology of Upper Three Runs Creek (UTR),located within the Savannah River Plant (SRP), South Carolina, has been intensively studied by researchers from the Savannah River Ecology Laboratory (SREL). Their studies ...