water and energy

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Across
  1. 4. industrial facility settup to produce electricity from a primary energy source.
  2. 8. fuels that were formed during old geological periods, and are stored underground.
  3. 9. a mix of different renewable energies with low impact on environment
  4. 10. gases causing the greenhouse effect, especially carbon dioxide
Down
  1. 1. : increase in temperature in Earth's atmosphere
  2. 2. : changes in the global climate patterns, like temperatures, rainfall or seasons.
  3. 3. compound of hydrogen and carbon, mostly found in oil and gas.
  4. 5. a conflict fuelled by a competition between differents uses, concerning land or natural ressources.
  5. 6. non salty water, fitting with human needs
  6. 7. structure made to convert the power of the wind into electricity