September 5, 2018

Solar PV Cell Cost Has Decreased an Incredible 99% Since 1977

In June 1979 President Jimmy Carter made a huge investment by installing 32 solar panels on the White House roof. At the time, the price of photovoltaic cells hovered close to $40/watt. Seven years later Regan took the panels off again, and when President Obama put the White House back on the solar track just a few months ago, the price of solar PV cells had dropped to $0.74/watt.

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