2. As the sea creeps into these fresh water marshes, however, rising salinity is hampering rice production. 然而,随着海洋蔓延至这些淡水沼泽,盐度的上升正在阻碍水稻的生产。
3. In some cases, the water table reaches Earth's surface, where it is expressed as rivers, lakes and marshes. 在某些情况下,地下水位到达地球表面,在那里以河流、湖泊和沼泽的形式表现出来。
4. Spartina modifies tidal mudflats, turning them into high marshes inhospitable to the many fish and waterfowl that depend on the mudflats. 米草属植物改造了沿海滩涂,将它们转变成了高海拔沼泽,变得不适合那些依赖滩涂的众多鱼类和水禽生存。