reef-凯发k8官网

17-04-15 unprecedented coral bleaching in consecutive years has damaged two-thirds of australias great barrier reef, aerial surveys have shown. 航空勘测发现，近年连续发生的珊瑚白化问题空前严重，澳大利亚三分之二的大堡礁已遭到重创。 the bleaching - or loss of...