In general, Nuclear policy of the United States refers to the policies of the various agencies and departments of the American government at the Federal level with regard to biomedical, energy, emergency response, hazardous waste transport and disposal, military, use of radionuclides including US policy with regard to its participation in international treaties, conventions and organizations. Nuclear policy of the United States may also include management and regulation of nuclear levels in air, food, ground water and other potentially hazardous sources.