Reprinted from Robynne Boyd’s article on the NRDC Website.

Cars are getting smarter—can’t the road get smarter, too? That’s the question Harriet Langford is trying to answer along an 18-mile stretch of Interstate 85 in western Georgia. With grassy medians and large metal signage, the interstate looks like any other, but to Langford, the president of a green highway project known as The Ray, it’s a “living laboratory for technologies that can transform the road.”

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