Fragile forests

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Across
  1. 5. The variety of life in a particular habitat or ecosystem
  2. 6. The natural home of a plant or animal
  3. 7. The large-scale cutting down of trees in forests
  4. 10. A species at risk of extinction
Down
  1. 1. The act of protecting natural resources and the environment
  2. 2. A community of living organisms interacting with their environment
  3. 3. A dense forest typically found in tropical areas with heavy rainfall
  4. 4. The presence of harmful substances in the environment
  5. 8. A gas produced by trees and plants, essential for human life
  6. 9. The activity of cutting down trees for timber