Rainforests,itturnsout,arenotcreatedequal.TaketheAmazon...
问题详情：Rainforests,itturnsout,arenotcreatedequal.TaketheAmazonrainforest,anareathatcoversabout7millionsquarekilometers.Butwithinthathugeexpanseareallkindsofecologicalzones,andsomeofthesezones,saysGre...