Growth of green jobs strong even in weak economy

Even with increasing unemployment, the green sector is going strong.

No one knows precisely how many green jobs exist in the U.S. economy. Estimates range from less than 1 million workers to nearly four times that number. What’s clear is clean industries have been growing rapidly without a lot of help from Uncle Sam. Worldwide, investors poured a record $117.2 billion into alternative energy in 2007, according to the London-based research firm New Energy Finance. Costs of wind and solar power are dropping fast.

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