my puzzle

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Across
  1. 2. extinct
  2. 5. fuel such as coal or gas
  3. 6. gases in the earth's atmosphere that trap heat
  4. 8. colorless odorless gas produced by burning carbon
  5. 9. production and discharge of something
  6. 11. warming,the long-term warming of the planet's overall temperature
  7. 13. change or the process of change by which an organism
  8. 14. dryness, sunshine, wind, rain, etc.
Down
  1. 1. gases surrounding the earth or another planet.
  2. 3. biological community of interacting organisms
  3. 4. trapping of the sun's warmth in a planet's lower atmosphere
  4. 7. action of reducing the severity
  5. 8. change,long-term shifts in temperatures and weather patterns.
  6. 10. weather conditions
  7. 12. radiation,general term for the electromagnetic radiation emitted by the sun