05/30/2013 - 16:20

Plutonium Disposal, the Third Way

Frank von Hippel

von Hippel is codirector of the Program on Science and Global Security at Princeton University's...


Jungmin Kang

Kang is a member of the International Panel on Fissile Materials and is currently a visiting...


Allison Macfarlane

Chair of the Bulletin's Science and Security Board, Macfarlane was named to the Blue Ribbon Commission on...


Robert Nelson

Allison Macfarlane is a senior research associate in the Security Studies Program at MIT. Frank von Hippel is a professor of Public and International Affairs at Princeton University, jungmin Kang...

If all the “excess” plutonium from dismantled weapons were measured in units of 8 kilograms—the amount the International Atomic Energy Agency considers sufficient to make a Nagasaki-type bomb—then there is enough excess weapons plutonium to build about 9,000 bombs, and enough plutonium separated from spent reactor fuel to build another 25,000.