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This document discusses various sources of energy that provide power including coal, petroleum, natural gas, hydroelectric, nuclear, solar, wind, and geothermal energy. It notes that while these current sources power things now, relying solely on them risks running out of resources in a few years so alternative renewable sources like solar, wind, and geothermal will still be needed to keep the lights on.
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Web present
- 1. In Search of Power Allen Barnhouse March 2012
- 2. It takes power to run things.
- 3. Without power the switch is always off!
- 4. With all the Coal Energy,
- 6. Natural Gas
- 9. We could run out of resources in several years, • So, we still need other types of power, like…
- 10. Solar Energy
- 11. Wind Energy
- 12. And Geothermal Energy to
- 13. Keep the lights on!