Sustainability

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Across
  1. 2. devoid of life
  2. 4. person who wears a lab coat
  3. 6. ways of doing something
  4. 7. gradual destruction of the environment
  5. 8. at risk of extinction
  6. 10. relating to living things
Down
  1. 1. something that is changeable
  2. 3. features of the land
  3. 5. relating to the natural world
  4. 9. the study of earth and rocks