Within a decade, 100 million Americans could get cheaper electricity from rooftop solar – without subsidies – than is provided by their utility. This finding from a new report from the Institute for Local Self-Reliance — Rooftop Revolution: Changing Everything with Cost-Effective Local Solar — inspired our popular animated map, showing when major metropolitan areas reached this crucial solar crossroads.
The only complaint was, “what about the 30% federal tax credit?” I think the former argument — without subsidies — is stronger, but for those who really wanted to see the solar future based on the existing tax incentive (and assuming it is extended, as is, after 2016), this map’s for you (click here or on the map to the animated version):
You can also view the original solar grid parity map, or look at a still image (also from 2024):
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