Answer:
As of 2015, that number was 13.7 percent
Explanation:
Renewable energy in the U.S. through the first half of 2016, including hydro-electric power, biomass, geothermal, wind, provided 16.9 % of electricity generation. As of 2015, that number was 13.7 percent.
Carbon dioxide and water react to produce glucose and oxygen. Chlorophyll absorbs light and convert it into chemical energy.
