Free Power From Freeways? China Is Testing Roads Paved With Solar Panels

June 11, 2018 - The potential appeal of solar roads - modified solar panels that are installed in place of asphalt - is clear. Generating electricity from highways and streets, rather than in fields and deserts packed with solar panels, could conserve a lot of land. Now, such roads are finally becoming viable. Prices have fallen drastically in recent years - thanks in large part to soaring Chinese production, a solar panel costs a tenth of what it did a decade ago. Road buiders in China even want to design solar roads that can wirelessly recharge electric cars running on them, emulating a recent American experiment.

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