The Doomsday Clock is an internationally recognized design that conveys how close we are to destroying our civilization with dangerous technologies of our own making. First and foremost among these are nuclear weapons, but the dangers include climate-changing technologies, emerging... Read More
In this interview, pioneering environmental analyst Lester Brown warns about the growing mismatch between modern agriculture and a changing climate system, including the risk of widespread water shortages and a food crisis in poor countries.
Despite uncertainty in defense funding levels, several emerging technology areas could shape the US military over the next decade or so, including unmanned systems, autonomous systems, cyber weaponry, three-dimensional printing, and directed-energy weapons.
As of December 1, 2013, a total of 429 nuclear reactors were considered operational in 31 countries. The nuclear industry is in decline, however, with global electricity generation from nuclear power plants down by a record 7 percent in 2012.
The United States has an estimated 4,650 nuclear warheads available for delivery by more than 800 ballistic missiles and aircraft. Approximately 2,700 retired but still intact warheads await dismantlement, for a total inventory of roughly 7,400 warheads.