湖泊、河流、沼泽和海岸等湿地可以维持生物多样性、防洪以及消除污染物。
Wetlands—lakes, rivers, marshes and coasts, can maintain biodiversity, control floods and remove pollutants.
例如，为了恢复海岸栖息地，报告中建议使用有效的疏浚和引流以重建快速消失的密西西比河三角洲的湿地。
To restore coastal habitat, for example, the report advises using strategic dredging and river diversions to rebuild the rapidly disappearing wetlands of the Mississippi Delta.
当卡特里娜飓风袭击路易斯·安娜海岸时，并没有带来许多直接损失，反而是它引起的洪水泛滥在飓风所过之处冲毁所有湿地。
When Hurricane Katrina wrecked the Louisiana coast, it wasn't the wind that created disaster in itself, but the floods which surged over the levees and washed across the wetlands in its wake.
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