MelissaPoewas9yearsoldwhenshebeganacampaignforacleanere...
問題詳情：MelissaPoewas9yearsoldwhenshebeganacampaignforacleanerenvironmentbywritingalettertothethenPresidentBush.Throughheronefforts,herletterwasreproducedonover250donatedbillboards(廣告牌)acrossthecou...