'Earth Day' Crossword

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Across
  1. 5. A group of islands or an area of sea in which there are many small island (AKA Indonesia)
  2. 7. This country had the most CO2 emissions in 2020
  3. 8. the natural organisms, flora or fauna constitute and sustain a particular area
  4. 9. The swear word that is also an obstruction across a river
  5. 11. Cow farts (also a pollutant)
Down
  1. 1. the dodo bird
  2. 2. species of the bird in the film 'Rio'
  3. 3. This is what sank the Titanic.
  4. 4. the BSJ organisation that deals with all things environment-related
  5. 6. The ancient settlement of Mesopotomia was located between Tigress and Euphrates. What were these two things?
  6. 10. He speaks for the trees