00314n   a2200109 a 4500000002100000001000700021005001700028082002000045245009500065260002800160300001600188B B                 02262720220202115653.0  a327.172bP6 ECO  aState of The WorldbA Worldwatch Institute Report on Progress Toward a Sustainable Society  aLondonbEarthscanc2006  axxvii,244p.