35 Ecology - Eco logy (Greek: oikos , for house or home)...

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Unformatted text preview: Eco logy (Greek: oikos , for house or home) Ecological Issues Ecological Issues June 4, 2007 Global climate change Human population issues Animal and plant diseases Bee disappearance? Amphibian dieoffs Loss of biodiversity California condor, Grey wolf Ecology = study of interrelationships between living organisms and their environment Levels at which ecology is studied: Population = the basic ecological unit; all of the individual organisms of a single species in a defined area Community = all of the organisms of different species in a defined area Ecosystem = interrelationships between all living organisms in a given area and with the environmental factors in the area; self-sustaining, balanced and self- perpetuating Biome = worldwide groups of similar ecosystems; regional; climatically controlled Ecology = study of interrelationships between living organisms and their environment Levels at which ecology is studied: Population = the basic ecological unit; all of the individual organisms of a single species in a defined area Community = all of the organisms of different species in a defined area Ecosystem = interrelationships between all living organisms in a given area and with the environmental factors in the area; self-sustaining, balanced and self- perpetuating Biome = worldwide groups of similar ecosystems; regional; climatically controlled Simple population growth:- start with one organism, that doubles after a certain time (t)...
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This note was uploaded on 12/04/2010 for the course AGRONOMY Bis1c taught by Professor Brycebattisti during the Fall '10 term at UC Davis.

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35 Ecology - Eco logy (Greek: oikos , for house or home)...

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