environment

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Across
  1. 2. To watch and help an animal for the environment
  2. 5. A large number of water covering an area that is usually dry
  3. 6. To using something again
  4. 7. Likes to chase mice
  5. 8. Something making sky, water, or land dirty
Down
  1. 1. To treat things that have already been used so they can be used again
  2. 3. To make less rubbish
  3. 4. Has a trunk