Global Systems- The spheres on Earth

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Across
  1. 3. A noun for dissolved salts in the hydrosphere
  2. 6. A layer of gas on the top of the stratosphere that protects us from harmful sun radiation
  3. 7. A description of industrial wastes and untreated sewage in water systems
  4. 10. Part of the Earth's atmosphere where atoms and molecules are broken by the radiation from the sun
  5. 13. The high energy radiation that come from the sun that is absorbed by ozone
  6. 14. The layer of the atmosphere that we breathe and it traps greenhouse gases
  7. 16. The divisions of the land on the Earth based on dominant vegetation types
Down
  1. 1. All the different types of life that you can find in an area
  2. 2. The layer of the atmosphere where jets fly
  3. 4. Living things that are part of the biosphere
  4. 5. A past event caused this, which wiped out 75% of animal life on Earth
  5. 8. Chlorofluorocarbons
  6. 9. The crust of the Earth with rock types and the upper solid mantle
  7. 11. The name for the waters of the Earth which includes dissolved carbon dioxide
  8. 12. Essential for life
  9. 15. The natural home or environment of an animal, plant, or other organism