When reading about energy efficiency and what a major change does (say increasing solar by 10 GW), I'm constantly reading:
Quote:
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...or the equivalent to X million cars taken off the road.
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It got me to thinking about what is the number of cars on the road. Found this article:
Number of Cars
253 million cars on U.S. roadways!!! And the average age is over 11 years! This was a study done in June of last year, so it might have changed, but I doubt it changed by much (in either direction).
Just thought I'd share!
