人们通常认为岛屿非常小，所以不可能有稀树草原，不过我们特立尼达岛有稀树草原，还有红树林。
People usually think that an island is too smallto have savannah 'cause…we have savannah in Trinidad, mangrove forests also.
导致此结果的因素很复杂——有红树林的消毁原因，也有一些当地火山活动的原因——不过，最主要的问题看来还是海平面的升高。
There are compounding factors – the removal of mangrove forests and some local volcanic activity – but the main problem appears to be rising sea levels.
红树林根系有能力吸收并很好地截留水中的沉积物和污染物，这些沉积物和污染物在进入海洋之前流经这些根系。
Mangrove root systems have the ability to absorb and well trap sediments and pollutants in water that flows through them before they enter the ocean.
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