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            Tonja 
            L. Koob  
            
             Tonja 
              L. Koob graduated from Newcomb 
              College in 1990 with a B.S. 
              in biology; from Tulane School 
              of Public Health and Tropical 
              Medicine in 1993 with a M.S. 
              in environmental toxicology; 
              from Tulane School of Engineering 
              in 1996 with a M.S. in environmental 
              engineering; and will graduate 
              from Washington State University 
              in December 2002 with a PhD 
              in civil engineering. Tonja 
              worked with the New Orleans 
              District of the Army Corps of 
              Engineers for 3 years before 
              starting her own engineering 
              company, Gaea Engineering Consultants. 
              Her area of expertise is environmental 
              hydraulics, which includes hydrologic, 
              hydraulic, sediment transport, 
              and water quality modeling; 
              and lake and river ecosystems 
              restoration. While employed 
              with the Army Corps of Engineers, 
              Tonja worked on large-scale 
              projects including Atchafalaya 
              Basin Floodway System ecosystem 
              restoration projects, Mississippi 
              River sediment diversion projects, 
              and Coastal Wetlands Planning, 
              Protection, and Restoration 
              Act (CWPPRA) projects, as well 
              as small-scale bayou and lake 
              restoration projects. She continues 
              to work in this arena as a consultant 
              to the Corps of Engineers and 
              to the Louisiana Department 
              of Natural Resources. Tonja 
              is also an adjunct faculty member 
              in the Tulane Civil and Environmental 
              Engineering Department teaching 
              graduate level courses in Sediment 
              Transport, Wetlands Treatment 
              Systems, Urban Hydrology and 
              Drainage, and Stream Restoration. 
               
              Presentation 
              Topic : Current 
              Trends in Engineering Design 
              and Evaluation of Environmentally 
              Sustainable Flood Damage Reduction 
              Projects 
            By: 
              Tonja L. Koob 
               
              Summary : 
               
               
            The 
              Army Corps of Engineers has 
              developed seven Environmental 
              Operating Principles that will 
              guide it in all of its work 
              in response to the many lessons 
              learned about the importance 
              of maintaining a balance between 
              human needs, economic growth, 
              and sustaining the environment. 
              In the past, the science was 
              not adequate to fully understand 
              the impacts of human actions 
              on the environment, but that 
              is changing as science improves. 
              From the Everglades of south 
              Florida to the rivers of the 
              Pacific northwest, America is 
              reevaluating those past decisions. 
              As a nation, we must now take 
              those lessons learned and apply 
              them to the decisions we make 
              today; decisions that will affect 
              our children and future generations. 
              The Environmental Operating 
              Principles foster unity of purpose 
              on environmental issues, reflect 
              a new tone and direction for 
              dialogue on environmental matters, 
              and ensure that Corps employees 
              consider conservation, environmental 
              preservation, and restoration 
              in all Corps activities. 
             
            
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