Fall2007Lecture3A - A system is a group of interdependent...

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A system is a group of interdependent and interrelated components that form a complex and unified whole intended to serve some purpose through the performance of its interacting parts.
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Natural and Engineered Systems-- Components
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Common Elements of Natural Cycles All are complex, non-linear systems All are coupled to other cycles They are now linked to population growth, resource utilization, and energy needs The resolution of historical information is problematic as a benchmark for change
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Environmental Systems Earth’s coupled cycles are responding to population growth, waste generation and resource utilization Net effect is not currently understood, but “significant to catastrophic” consequences are predicted
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Systems Example: Biodiversity * Nature Conservancy The evolution of new species, the loss of species, or introduction of species to new habitat
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Systems Example: Hydrologic
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Water Distribution Redirection of water to agriculture has drained the worlds 4th largest lake (Aral Sea) “Secondary” effects Fertile becomes desert Loss of species Worlds largest air pollution source Water quality declines
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System Example: Carbon Cycle
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Engineered Systems--Purpose
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Purpose Provide a safe and cost-efficient transportation alternative Link with other public transportation Access to tourist attractions Reduce dependence on cars Encourage economic growth Enhance Peachtree Corridor
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Households Drinking Water Cooking Cleaning Bathing Watering State Tourism Hydroelectricity Upper Chattahoochee watershed and surrounding areas that benefit from the Chattahoochee
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Industries: Processing Factories: Cooling Water Recreation Groups Pools Water Skiing, and other Water Sports Boating and Fishing
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The widening project is needed to accommodate the increasing size of transport vessels The implementation and completion of the project is vital to the economy of Panama The total estimated project costs range from one to twelve billion
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This note was uploaded on 06/07/2009 for the course CEE 3000 taught by Professor Meyer during the Fall '07 term at Georgia Institute of Technology.

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Fall2007Lecture3A - A system is a group of interdependent...

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