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<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE en-export SYSTEM ""> <en-export export-date="20110909T160720Z" application="Evernote" version="Evernote Mac 3.0.0 (169177)"> <note><title>September 7</title><content><![CDATA[<?xml version="1.0" encoding="UTF-8" standalone="no"?> <!DOCTYPE en-note SYSTEM ""> <en-note style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line- break: after-white-space;"> Adjacent ecosystems have a transition habitat with it's own distinct vegetations and biota <div>Â Â Â -ecotone <ul> <li>ecosystems are complex, functioning systems <ul> <li>human activities tend to simplify ecosystems by: <ul> <li>altering trophic webs</li> <li>reduce habitat complexity</li> <li>reducing biodiversity</li> </ul> </li> </ul> </li> <li>unlimited resources results in <b>exponential growth</b>Â of living organisms- the rate of increase in numbers is proportional to the population size <ul> <li>exponential growth can be expressed as: <u>dN</u> = rN Â Â r = population of growth rate
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This note was uploaded on 09/09/2011 for the course RNR 1001 taught by Professor W.kelso during the Fall '08 term at LSU.

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