ENVIRONMENT VERBS

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Across
  1. 3. maintain something in its original or existing state
  2. 6. prohibit something officially or legally
  3. 7. produce or discharge something (e.g. gas or radiation)
Down
  1. 1. convert waste into reusable material
  2. 2. make smaller or less in amount, degree, or size
  3. 3. contaminate with harmful or poisonous substances
  4. 4. cease to burn or shine a fire
  5. 5. use or expend carelessly or not on purpose