look like Nigeria in snow is just in a step from Chernobyl N2, comments? " Russia has said it found "extremely high" concentrations of a radioactive isotope in some parts of the country in September, amid reports of a nuclear accident. The announcement confirmed findings earlier this month by a French nuclear safety institute, the IRSN, which detected a cloud of radioactivity above Europe. Russian officials had previously denied any knowledge of a nuclear accident that could have caused the cloud."Russia is 986 times as radioactive as normal after 'nuclear accident'