Acid Rain

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Across
  1. 3. a system of living organisms that get harmed by acid rain.
  2. 7. First discovered acid rain in 1852.
  3. 8. things that are harmful to the environment; trash.
Down
  1. 1. something that is acid-like.
  2. 2. The accumulation of acids that fall to the Earth dissolved in water.
  3. 4. the production and discharge of something, especially gas or radiation.
  4. 5. A type of sedimentary rock, used for fuel and emissions.
  5. 6. relating to chemistry, or the interactions of substances as studied in chemistry.