Environmental Crossword

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Across
  1. 7. The act of protecting and preserving natural resources and the environment.
  2. 8. The largest body of saltwater on Earth covering about 71% of the surface.
  3. 9. The introduction of harmful substances or products into the environment.
  4. 10. All living things that are not domesticated, including animals and plants.
Down
  1. 1. The average weather conditions in a particular area over a long period.
  2. 2. The ability to be maintained at a certain rate or level, especially regarding environmental balance.
  3. 3. The process of converting waste materials into reusable materials.
  4. 4. The study of interactions between organisms and their environment.
  5. 5. The variety of life in the world or in a particular habitat or ecosystem.
  6. 6. Referring to a resource that is not depleted when used, such as solar or wind energy.