deutschewelleenglish asked:
The price of a barrel of Brent Crude oil from the North Sea has risen by 50 percent this year. That in turn raises the price of driving a car – and of manufacturing. So solar power is becoming relatively affordable. German solar technology firms quintupled their sales abroad in the last three years, for an industry total of a billion euros in 2006. German photovoltaic companies have their eye on the European domestic market. But they are also rapidly expanding in the United States and Asia …
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