Our Environment

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Across
  1. 2. Its a main greenhouse gas.
  2. 3. Any form of precipitation with acidic components
  3. 7. A building with glass walls and a glass. roof
  4. 9. Liquid waste.
  5. 10. Main source of pollution.
Down
  1. 1. Heating of earth.
  2. 4. It protects us from harmful sun rays.
  3. 5. These are types on non renewable resources.
  4. 6. Toxic substance that pollute environment
  5. 8. Limited resources are also called ________