Set 2

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Across
  1. 2. the same colour as grass.
  2. 3. someone uses something.
  3. 6. not producing carbon emissions.
  4. 8. making or growing something.
  5. 9. A renewable form of energy can be produced as quickly as it.
  6. 10. involving people working together.
  7. 12. one of two or more things that you can choose between.
Down
  1. 1. farming.
  2. 4. relating to the energy.
  3. 5. a measurement of the amount of carbon dioxide.
  4. 7. connected with the heat inside the earth.
  5. 8. a situation that causes difficulties.
  6. 11. the power to be very active.