seafood is farm raised in shallow waters next to the shore line.

来源: sweetptt 于 2012-06-20 19:34:01 [] [博客] [旧帖] [给我悄悄话] 阅读数 : 0 (187 bytes)

River discharges will bring in pollutant such as metal. when the water enter the sea, the speed is reduced and the metal settles and accumulates in the feeding water of fish farms.

请您先登陆，再发跟帖！