People can change the Earth

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Across
  1. 6. something we use that is from the Earth
  2. 10. a part of something that is different from the parts above and below it
  3. 12. everything in an area where people, plants and animals live
  4. 13. to use something again
  5. 14. an overflow of water covering land that is usually dry
  6. 15. a process where pieces of soil, rock or sand are moved by wind, water or ice
  7. 16. to use less of something
Down
  1. 1. to make something different
  2. 2. the power to do work
  3. 3. the layer of Earth that we live on
  4. 4. to take something old and make it into something new
  5. 5. waste that hurts the land, air and water
  6. 7. trash that people leave in the environment
  7. 8. to save or protect
  8. 9. a large fire that happens in a wooded area
  9. 11. the planet we live on