Article Summary: Solar Cell Production Climbs to Another Record in 2009 (440 words)

Write a summary for this article: Solar Cell Production Climbs to Another Record in 2009, J Matthew Roney, Earth Policy Institute.

The rise of Solar photovoltaic (PV) as world’s largest growing power technology is impressive, about 23,000 megawatts of PV were installed in 2009 worldwide. Solar PV consists of cells made of semiconductor materials that convert solar radiation directly into electricity. Crystalline silicon cells constitute more than 80 percent of the PV market...

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