It has been estimated that 90% of seafood from the Gulf of Mexico is produced by the marshes of Louisiana, Mississippi and Alabama.
据估计，墨西哥湾百分之九十的海产品产自路易斯安那、密西西比和亚拉巴马州湿地。
Man has also modified the face of the earth by draining marshes and cutting through mountains to build roads and railways.
人类还通过给沼泽地排水、凿石劈山、修建公路和铁路等方式，改变了地球的面貌。
The regional landscape is? At and was once rich in wet-lands and salt marshes that have been mostly destroyed by decades of urban development.
当地的地势平坦，曾经富饶的湿地和盐碱的沼泽，均毁于近几年的城市化。
Searchers were practically able to get to the landing place by cars, but they had to pass 4 km on foot through marshes.
实际上，探寻者能够乘小汽车到着陆的地点，但是，他们必须步行经过4千米的沼泽。
In the large image, the area behind the shoreline is pockmarked by marshes, ponds, and hummocks characteristic of "thermokarst," landscapes created by the melting and refreezing of permafrost.
在大图中，海岸线后面的区域由湿地、池塘、热融冰丘形成了凹陷，融化的以及重新冻结的冻土层形成了这种景观。
The village is shut off from the world by lakes and marshes.
这个村子周围有湖泊与沼泽地，隔断了与外界的联系。
The Living Machine works by mimicking one of nature's most productive ecosystems: tidal marshes.
LM的工作机理模拟了大自然中最富生机的生态系统：潮沼。
Man has also modified the face of the earth by draining marshes and cutting through mountains to build roads and railways.
人类还通过排干沼泽和开山修建公路和铁路来改变地球的面貌。
Or stray in the marshes, by false lights beguiled.
或被虚幻的灯火误导，陷入泥沼。
The scientific team calculated these alternating epochs of rising and steady sea levels by examining sediment cores extracted from coastal salt marshes in the state of North Carolina.
该科研小组通过研究从北卡罗来纳州沿岸盐沼中提取的沉积物，计算出这些海平面上升和保持稳定的交替期。
They are frequently surrounded by bogs and marshes and in many cases reach the estuaries through the valleys .
这些河流常常被一片片的沼泽和湿地环绕着并且有很多河流都穿过河谷一直流到它们各自的入海口处。
Located on the east coast of the Yucatan peninsula, this biosphere reserve contains tropical forests, mangroves and marshes, as well as a large Marine section intersected by a barrier reef.
这一生物保护区位于尤卡坦半岛东岸，内有热带森林、红树林和沼泽地，还有被礁石分割开的海产区。
Located on the east coast of the Yucatan peninsula, this biosphere reserve contains tropical forests, mangroves and marshes, as well as a large Marine section intersected by a barrier reef.
这一生物保护区位于尤卡坦半岛东岸，内有热带森林、红树林和沼泽地，还有被礁石分割开的海产区。
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