China expands highway solar as provinces race to decarbonize transport

China is rapidly installing PV along highways, combining slopes, tunnels, and service areas to generate renewable electricity and cut transport-sector emissions.Along the Jinan-Weifang highway in China's Shandong province, a 68 MW solar system now produces 68 GWh per year, which is more than four times the route's own electricity consumption. The highway is billed as China's first zero-carbon route. Highway solar projects have expanded from service-area rooftops to slopes, medians, and tunnel entrances. By the end of 2024, installed capacity reached 1.7 GW, accounting for 76 percent of distributed ...

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