Almost 80% of the global energy supply could be met by
renewables by 2050 if backed by the correct public
policies, according to a new United Nations report. The
top scenarios could cut greenhouse gases
by one-third from business-as-usual projections.
Estimated energy demand is charted to grow by almost 50% in the next 20 years.
The United States makes up 5% of the world's population and accounts for 25% of total energy use.
55 of the world's 65 largest oil producing countries are past their production peaks and in decline.
Fossil fuels provide more than 85% of all the energy consumed in the US, nearly two-thirds of our electricity, and virtually all of our transportation fuels. (Source: DOE)
In 2007, renewable sources of energy accounted for about 7% of total U.S. energy consumption and 9.4% of electricity generation. (Source: EIA)
