What is humanity´s greatest challenge? / 
Roman Espejo, book editor. 
 - 108 páginas 
 - At issue. Social issues .
 - At issue.  Social issues. .
<br/><br/>Incluye bibliografía. 
<br/><br/>Overpopulation is a global challenge / Morgan Winters -- The problem of overpopulation is exaggerated / Philip P. Eapen -- Global hunger must be addressed / Michele Learner -- The problem of global hunger is exaggerated / Gary Rethford -- The oil supply crisis could be humanity´s greatest challenge / Matthew Simmons -- The oil supply crisis is exaggerated / Tom Bethell -- Global warming is humanity´s greatest challenge / James Hansen -- Global warming is a myth / Ed Hiserodt -- The threat of nuclear proliferation must be addressed / George P. Shultz ... [et al.] -- The threat of nuclear proliferation is exaggerated / William Langewische, interviewed by James Marcus -- The problem of global poverty is improving / Howard LaFranchi. 
<br/><br/> Essays debate the significance of overpopulation, global hunger, climate change, nuclear proliferation, and poverty. 
<br/><br/><label>ISBN: </label>0737743131 073774314X 9780737743135 9780737743142 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Humanitarismo.<br/>Problemas sociales.
<br/><br/><label>Dewey Class. No.: </label>306.09045  / W555 2010