Used, it would destroy the world. Unused, it presents an almost insurmountable cleanup problem. War is a legal issue. International law already prohibits weapons or practices that indiscriminately kill civilians or cause inordinate damage to the environment. Strengthening and implementing existing law would provide a solid foundation on which to build.
War is a humanitarian issue .
War is a conservation issue. Energy used by the world's armies equals that of all the energy used in Japan. War is an economic issue. The developed countries spend as much on the military every year as the poorest 2 billion people on earth earn in total income. War is a health issue.