Across
- 5. a thick cloud of pollutants
- 6. rainfall made by acidic by atmospheric pollution
- 8. when the ozone is being depleted
- 10. A characteristic toxin is a poison made by substances of regular starting point
Down
- 1. when the ozone is not good to breath
- 2. when the climate changes because of the green house effect
- 3. when all the heat is kept in the atmosphere like a green house
- 4. a gas that adds to the nursery impact by retaining infrared radiation
- 7. the quality of the air
- 9. an agency to protect the environment