pollution

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Across
  1. 4. gas that traps the Sun heat and maintain the temperature the surface of the Earth
  2. 5. man made radioactive pollution
  3. 7. pollution harmful to ears
  4. 8. spontaneous emission of Radiation
  5. 10. toxic material that can adversely affects the environment
Down
  1. 1. substances if high in concentration in environment can endanger environment and life on earth
  2. 2. most polluted spot on the Earth
  3. 3. used as coolants in refrigerators and air conditioners
  4. 6. pollution due to degradation of water by change in ambient temperature of naturally occurring water-bodies
  5. 9. pollution that destroys the aesthetic beauty of a place