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Finally in Sight, $1-a-Watt Solar Milestone Shows Long Road Ahead

by Richard Martin

This week energy forecaster GTM Research predicted that the price of building big solar-power farms will drop below $1 a watt by 2020. That’s a big deal because it’s seen as the threshold below which building solar power arrays becomes competitive, without subsidies, with the cost of fossil-fuel plants. It’s also the target set in 2011…

Read more on technologyreview.com.

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