02 May '11, 6pm

Solar Panels Floating on Water?

SPG Solar (Novato, CA), Sunengy (Australia) and Solaris Synergy (Israel) are among the companies that see a future for solar panels floating on water - on agricultural and mining ponds, hydroelectric reservoirs and canals. In Petaluma, California, there are 144 solar panels on pontoons moored on a three-acre irrigation pond in Sonoma County's wine country. 994 solar panels cover a pond's surface about 35 miles north in Napa Valley, at Far Niente Winery. Larry Maguire, Far Niente's CEO told the NY Times, that in Napa, land is too expensive for solar. At prices of $200,000 to $300,000 an acre, it makes sense to float solar over water instead. In other parts of the world where there's plentiful water and sunshine, solar can be placed on the water so it doesn't consume land for farming or mining. Sunengy signed a deal with India's largest private utility Tata Power, for a pilo...

Full article: http://www.sustainablebusiness.com/index.cfm/go/news.disp...

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