Ward, Peter Douglas,  1949- <br/><br/>
The medea hypothesis  is life on earth ultimately self-destructive? /  [electronic resource] : 
Peter Ward. 
 - Princeton :  Princeton University Press,  c2009. 
 - xxii, 180 p. :  ill. 
 - Science essentials .
 - Science essentials (National Academy of Sciences (U.S.)) .
<br/><br/>Includes bibliographical references (p. [157]-172) and index. 
<br/><br/>Darwinian life -- What is evolutionary "success"? -- Two hypotheses about the nature of life on earth -- Medean feedbacks and global processes -- Medean events in the history of life -- Humans as medeans -- Biomass through time as a test -- Predicted future trends of biomass -- Summation -- Environmental implications -- What must be done. 
<br/><br/><br/>Electronic reproduction. <br/>Palo Alto, Calif. : <br/>ebrary, <br/>2013. <br/>Available via World Wide Web. <br/>Access may be limited to ebrary affiliated libraries. 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Extinction (Biology)<br/>Environmental geology.<br/>Historical geology.<br/>Life (Biology)<br/>Evolution (Biology)<br/>Catastrophes (Geology)
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.
<br/><br/><label>LC Class. No.: </label>QE721.2.E97  / W375 2009eb 
<br/><br/><label>Dewey Class. No.: </label>576.8/4