The way America uses energy can’t change overnight.
Despite the hype around renewables, it takes time, money, and new technology to build out these plants at a scale that will make a difference.
As a result, many people are still surprised that solar and wind constitute less than 2% of energy generated in the U.S. as of 2015.
Source: http://www.visualcapitalist.com/36-percent-power-coming-online-solar-wind/
