Enviroment

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Across
  1. 6. Clearing of forests on a large scale, usually for commercial purposes.
  2. 7. Process of converting waste materials into reusable materials.
  3. 9. Contamination of the environment with harmful substances.
  4. 10. Energy derived from the sun's radiation.
Down
  1. 1. Element found in all living organisms and in many nonliving substances.
  2. 2. Preservation and protection of natural resources.
  3. 3. Energy derived from sources that are naturally replenished.
  4. 4. Variety of life forms in a specific habitat or ecosystem.
  5. 5. Material that is not wanted and discarded.
  6. 8. Community of organisms interacting with each other and their environment.