Solar Panels on Half the World's Roofs Could Supply 100% of Electricity Demand, Study Finds

Cover picture for the articleRooftop solar panels are up to 79% cheaper than they were in 2010. These plummeting costs have made rooftop solar photovoltaics even more attractive to households and businesses who want to reduce their reliance on electricity grids while reducing their carbon footprints. But are there enough rooftop surfaces for...

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