Electricity generation. The production of electricity in 2013 was 23,322TWh. Sources of electricity were coal and peat 41%, natural gas 22%, hydroelectric 16%, nuclear power 11%, oil 4%, biomass and waste 2% and other sources 4%.
The nine Supreme Court Justices on the Supreme Court of the United States are the final arbiters on whether or not a law passed by the legislative branch is constitutional.
In 2006, there are nine Supreme Court judges. President G W Bush has been in the position whereby he can nominate 2 justices to the Supreme Court as a result of the death of Chief Justice Renquist and the retirement of Sandra Day OâConnor.