Two boys laugh in Qumalai county's Qumahe Primary School on the day in July 2013 that their school received three solar panels from the nonprofit StepUp!, bringing electrical capacity to 100 percent. The school in Qinghai province is too remote to connect to the fossil-fuel energy grid and previously only had one panel — enough to power only the class bell and announcements system. [Photo by Erik Nilsson/chinadaily.com.cn] |
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