Ben's climate change puzzle

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Across
  1. 1. The big star at the center of our solar system
  2. 3. Something that is caused by burning fossil fuels
  3. 4. Something that is melting in the North pole
  4. 6. energy that is harvested form the wind from wind turbines
  5. 7. energy that is harvested from the sun
  6. 10. energy harvested from
Down
  1. 2. power that is harvested from a water turbine
  2. 5. The overarching term for solar, wind, and hydro power
  3. 8. what is causing damage to hundreds of houses in Colorado
  4. 9. A building material used for sidewalks