Natural Resources

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Across
  1. 1. Cutting down a large number of trees in a forest. (13)
  2. 4. Fuels such as coal, oil and gas that will run out. (6, 5)
  3. 6. A wall built across a river to store water. (3)
  4. 7. POWER Energy from the sun, used to make electricity. (5, 5)
  5. 9. The gas released when we burn fossil fuels; it warms the planet. (6, 6)
  6. 10. The variety of different plants and animals in an area. (11)
  7. 11. A long period with little or no rain. (7)
Down
  1. 1. A process that removes salt from sea water. (12)
  2. 2. Electricity made using moving water. (5-9)
  3. 3. A machine that spins in the wind to generate electricity. (4, 7)
  4. 5. Water that is not salty and can be used for drinking. (5, 5)
  5. 8. Energy that comes from heat inside the Earth. (10)