Environment

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Across
  1. 3. a sudden violent movement of the earth's surface, sometimes causing great damage
  2. 5. one of many large rocks that circle the sun
  3. 8. to sort and collect rubbish in order to treat it and produce useful materials that can be used again
  4. 9. to stop someone or something from being killed, injured, or destroyed
Down
  1. 1. an extremely large wave caused by a violent movement of the earth under the sea
  2. 2. to damage something so badly that it cannot be used
  3. 4. become or to make something become smaller in size, amount, degree, importance,
  4. 6. a long period when there is little or no rain
  5. 7. to use something again
  6. 10. a mountain with a large, circular hole at the top through which lava