s:450:"%T Summary for policy makers 
%A Parry M L 
%A Canziani O F 
%A Palutikof J P 
%A van der Linden P J 
%A Hanson C E 
%X Fourth Assessment of Working Group II of the IntergovernmentalPanel on Climate Change (IPCC).The Assessment is of current science managed and humansystems, the capacity of these systems to adapt and theirvulnerability.1 It builds upon past IPCC assessments andincorporates new knowledge gained since the Third Assessment. 
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