B1 2020 Randle

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Across
  1. 3. a gas that is made from the incomplete combustion of carbon
  2. 7. these are manmade gases that get stuck in the atmosphere and cause global warming
  3. 13. a fossil fuel that absorbs longwave radiation
  4. 14. the most plentiful element in the earths atmosphere
  5. 17. the farthest layer of earths atmosphere that is essentially infinite
  6. 20. the process of overhunting/overfishing and killing off animals for not necessary reasons
  7. 23. an area found in the stratosphere that protects us from harmful UV rays
  8. 24. the second layer of earths atmosphere where the ozone layer is located
  9. 25. destroying animals habitats which causes the species to die off/find a new environment
Down
  1. 1. the process of taking animals and putting them into the wrong habitat
  2. 2. the affect of leaving greenhouse gases in the atmosphere
  3. 4. the sudden change in temperature from certain climates
  4. 5. produced during photosynthesis and essential for life
  5. 6. the process of burning fossil fuels leaves mass amounts of carbon dioxide in our atmosphere
  6. 8. the layer of earth that protects us by burning up meteorites
  7. 9. a fossil fuel that is also used medically as "laughing gas"
  8. 10. a natural element, that is produced during the burning of fossil fuels
  9. 11. a layer of the earths atmosphere where ions are formed and also reflects radio waves
  10. 12. littering/leaving negative objects and gases in certain areas
  11. 15. a fossil fuel that is the simplest of alkanes
  12. 16. A layer of the atmosphere where height changes with temperature
  13. 18. the first layer of earths atmosphere where all weather occurs
  14. 19. the process of cutting down trees/ruling out areas which causes lack of oxygen and increase of erosion
  15. 21. a colorless odorless element found in air and volcanic gases
  16. 22. the process of heating up our earth due to global warming