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solar power cost per kilowatt is not cost effective with the exception of a few states. Read the chart where using solar thermal (as opposed to PV) energy has the cost advantage.

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While there are plenty of costly ways to save on your utility bills this winter like buying a high efficiency furnace or solar-paneled roof, there also are things you can do to cut energy usage that won't cost a thing. Effective energy solutions can be implemented simply by knowing what to look for around your home. Following are no-cost energy saving tips.

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Has the rising cost of gasoline put a dent in your wallet? Is it affecting your household budget? Is the hike in gasoline prices not fazing you at all and you're just rolling with it? Have we become too dependent on certain resources and when there's a crisis or disaster, we get nervous about what to do next when the resources are rationed?

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Some argue that solar power is not yet cost competitive alongside the local power utilities. However look at this quick comparison from Florida.

The cost of a photovoltaic energy system, now about 9 cents per kilowatt hour (kwh), is higher than FPL's base charge for electricity. FPL, which uses natural gas, fuel oil, nuclear energy and other sources to provide electricity, bills residential customers more than 4.2 cents per kwh for the first 1,000 kwh each month and just over 5.2 cents after that.

Read the rest here at the Sun Sentinel

Polysilicon is made from the sand and is the main material in a solar cell. The shortage of polysilicon is from lack of production rather than raw material.

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