Costa Rica is the greenest and happiest country on the planet, according to the rankings developed by think tank the New Economics Foundation, followed by the Dominican Republic and Jamaica.

• 根据此项排名，哥斯达黎加是全球绿化率和幸福指数最高的国家，多米尼加共和国和牙买加分列其后。该调查由智囊机构新经济基金会发起。