Hard Crossword Puzzle

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Across
  1. 2. A- Waste-with-land-fills
  2. 3. A -geologic-era-that-lasted-252-to-66-MYA
  3. 7. Is-solar-panels-/power-burning-fossil-fuels
  4. 8. Lasted-252-to-201
  5. 9. A- Type-of-transportation
  6. 10. Used-to-breathe-with-carbon-dioxide-combined
Down
  1. 1. An- atmospheric-condition-to-earth
  2. 4. change Refers-to-the-long-term-changes-to-temperature
  3. 5. fuels Makes-Carbon dioxide
  4. 6. A- Greenhouse-Gas-Commonly-Produced-By-Cattle