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See Full Story The renewable energy snowball is gaining momentum, spurring the evolution of a full-blown economic ecosystem -- from small local businesses selling and installing solar PV systems for the residential retrofit market to large-scale commercial and residential installations that involve public and private utilities, large corporations and a range of government departments and agencies. Electronic and solar-grade polysilicon is the critical material in the supply chain, and producers are ramping up production after being caught short last year.
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