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21.1. Center for Disease Control and Prevention provides information on diseases.
21.2. Established in 1969, the Union of Concerned Scientists is an independent non-profit alliance of more than 100,000 citizens and scientists concerned by the misuse of science and technology in society.
21.3. Nuclear Weapons Archive. The purpose of this archive is to illuminate the reader regarding the effects of these destructive devices, and to warn against their use.
21.4. Center for Nonproliferation Studies, Monterey Institute of International Studies. The Center strives to combat the spread of weapons of mass destruction (WMD) by training the next generation of nonproliferation specialists and disseminating timely information and analysis.
21.5. Federation of American Scientists. Formed in 1945 by atomic scientists from the Manhattan Project, the FAS conducts research and provides education on nuclear arms control and global security; conventional arms transfers; proliferation of weapons of mass destruction; information technology for human health; and government information policy.