Why are mangroves important?

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Across
  1. 1. Many birds, mammals and snakes all __________ on the marine resources available within the mangroves.
  2. 5. A mangrove is _____________ to many small birds and fish.
  3. 6. They help ____________ against global warming by storing more carbon dioxide than any other ecosystem on Earth.
Down
  1. 2. They protect the shore from soil _____________.
  2. 3. Mangrove trees ___________ pollutants from sewage.
  3. 4. Mangroves are homes to many ____________ plants and animals.
  4. 7. They provide a buffer zone against strong tidal wave and ___________.