Affordable and Clean Energy

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Across
  1. 2. energy generated by flowing water
  2. 4. energy derived from natural sources
  3. 6. preserves the world's __ resources
  4. 7. energy released from sources that do not release air pollutants
Down
  1. 1. clean energy reduses the risk of __ disasters
  2. 3. energy used for heating and lighting buildings using panels
  3. 5. power generated from sources that are constantly being replenished