Eco-Art

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Across
  1. 2. Community of living organisms and their physical environment (9 letters)
  2. 4. Scientific study of interactions between organisms and their environment (7 letters).
  3. 6. Relating to a city or densely populated area (5 letters).
  4. 7. The physical world and everything in it, not made by humans (6 letters).
  5. 8. Term coined in 1999 to describe artistic projects which physically change and transform local ecologies (10 letters).
  6. 9. Surroundings or habitat where living organisms exist (11 letters).
Down
  1. 1. Process of converting waste into reusable material (10 letters)
  2. 3. Long-term weather patterns of a region (7 letters)
  3. 5. Practice of maintaining resources for future generations (13 letters).