Solar Cells

What are the environmental factors when using solar cells as an energy source ?
I am doing a project on the energy usage of solar cells. Other than pollution, because it is a category in itself, what are the environmental factors when using solar cells?
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The Power of the Sun – The Science of the Silicon Solar Cell
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Driveway Patrol Sensor and Receiver Kit $12.89 Wireless Driveway Patrol alerts you the moment someone enters your property. SAVE BIG! As seen on TV! With the Driveway Patrol, you’ll always have advanced notice that someone’s on their way to your door. Compact, discreet motion-sensor unit installs on garage, mailbox, fencepost… nearly anywhere. And when triggered, it sends a wireless signal to the receiver unit, up to 400 feet away! When the … |
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Kikkerland Solar-Powered Rainbow Maker $17.28 You don’t have to be Dorothy or Pollyanna to appreciate beauty in the ROYGBIV. Designed by David Dear, this solar powered rainbow maker will delight everyone who sees it. The genuine Swarovski crystal attaches to your window with a suction cup, and rotates as it refracts sunlight to create a swirl of rainbows…. |
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Moonrays 97125 Rechargeable NiCd AA Batteries for Solar-Powered Lights, 4 Pack $4.49 Pack of 4 “AA” rechargeable NiCd replacement batteries. For use in all solar fixtures…. |