"Our Environment"

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Across
  1. 3. turning old things into something new
  2. 4. a very tall hill
  3. 6. things that are thrown away
  4. 8. dirty air, water, or land
  5. 10. when soil and rocks suddenly slide down
Down
  1. 1. a place full of trees
  2. 2. putting plants in the soil
  3. 5. the planet we live on
  4. 7. water covering land due to heavy rain
  5. 9. a huge are of water on earth