| http://www.w3.org/ns/prov#value | - In most states, consumers may now purchase wind power, solar energy or other forms of ???clean energy??? for 5 to 10 percent more than the cost of traditional electricity sources. ???We liken the price to the cost of a cappuccino or a pizza per month,??? says Eleanor Scott, a spokeswoman for Green Mountain Energy in Austin, Texas, a leading seller of green energy.
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