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											Climate Change Research ?? 2011, Vol. 7  ?? Issue (4): 301-303.									
      
                
      
					                
      
				
      
										
													
								 
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					Mass Extinction	   
				
      
								
      
					
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																	Received:2011-03-16
															
							
															
							
															
							
																	Online:2011-07-30
															
							
																	Published:2010-07-30
															
						
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