The going gets tough: Renewable sessions were in evidence at this year's U.S. PowerGen, but the profile of wind and solar was less obvious. Drew Robb went along to find out more.
Autor: | Robb, Drew |
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Zdroj: | In Renewable Energy Focus January-February 2012 13(1):58-61 |
Databáze: | ScienceDirect |
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