Lecture5GlobalElements

Lecture5GlobalElements - Global Cycles Ecology is The study...

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Global Cycles
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Ecology is The study of the distribution and abundance of organisms, AND the flows of energy and materials between abiotic and biotic components of ecosystems.
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Element Cycling Oxygen (O) Hydrogen (H) Nitrogen (N) Phosphorus (P) Potassium (K) Sulfur (S) Calcium (Ca) Sodium (Na) Magnesium (Mg) Manganese (Mn) Molybdenum (Mo) Cobalt (Co) Zinc (Zn) Aluminum (Al) Copper (Cu) Iron (Fe) others Carbon (C)
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1. Nutrients, unlike energy, are retained within the ecosystem. Element Cycling 2. There is continual recycling between the organisms and the physical environment. 3. Biological and physical processes drive changes in element forms (and location)
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Element Cycling through Ecosystems oxidized = low energy reduced = high energy
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Global Compartments Air (Atmosphere) Water (Hydrosphere) Land (Lithosphere) Organisms (Biosphere)
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Global Compartments Plants Animals Detritus (dead organic) Microbes Air Water Soil Sediments Organic Compounds, Inorganic Compounds
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Water Cycle 97% of the water in the globe resides in the
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This note was uploaded on 07/13/2011 for the course PCB 4034C taught by Professor Osenberg during the Spring '11 term at University of Florida.

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Lecture5GlobalElements - Global Cycles Ecology is The study...

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