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.
There are nine Supreme Court Justices on the Supreme Court of the United States. These nine Supreme Court Justices who serve on the Supreme Court of the United States are only able to ascend to the Supreme Court of the United States after being nominated by the President of the United States, undergoing a hearing held by the Judiciary Committee of the United States Senate, and receiving a majority vote in their favor on the floor of the full Senate.