Fussing over wetlands

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Across
  1. 4. The only continent without wetlands.
  2. 7. This type of wetland absorbs 30% of all land carbon (plur.).
  3. 8. The largest wetland in Bosnia and Herzegovina, 7 times larger than Hutovo Blato.
  4. 10. Contrary to popular beliefs, healthy wetlands are not home to uncontrolled populations of this pesky insect (sing.).
  5. 11. Wetlands play an essential role in fighting this global crisis.
  6. 12. One of the main causes for the disappearance of wetlands (plur.).
Down
  1. 1. A type of wetland.
  2. 2. World’s largest wetland.
  3. 3. Wetlands are important habitats for this group of animals (plur.).
  4. 5. If wetlands were an organ in the human body, they would be this, due to their filtering capacity (plur.).
  5. 6. Natural disasters that can be prevented by healthy wetlands (plur.).
  6. 9. A city in Iran that lent its name to a convention on wetlands.