In 1949, did the US get over 30% of its energy from renewable sources?
Blue is amount of renewable electric energy produced in the US, 1940-2009. Red is the percentage that represented out of total US electrical energy. That’s more than 3x the current percentage in 2011.
(by Wikipedia user Plazak — This work is licensed under the Creative Commons Attribution-ShareAlike 3.0 License.)
February 2nd, 2011 at 7:12 am
Hydropower maybe?
February 2nd, 2011 at 8:11 am
that’s what i’m thinking. Hoover Dam era.