Environmental Issues

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Across
  1. 7. A community of living organisms interacting with their environment
  2. 8. Species at risk of extinction
  3. 9. Using resources in a way that doesn't deplete them for future generations
  4. 11. Energy from sources that are naturally replenishing
  5. 12. The amount of greenhouse gases produced by human activities
Down
  1. 1. Long-term shifts in temperatures and weather patterns
  2. 2. The variety of plant and animal life in a particular habitat
  3. 3. The clearing of forests on a large scale
  4. 4. The protection and management of natural resources
  5. 5. The gradual increase in Earth's average temperature
  6. 6. The introduction of harmful substances into the environment
  7. 10. The process of converting waste materials into new products