Tsar Bomba C), north of the Arctic Circle over the Novaya Zemlya archipelago in the Arctic Ocean. The bomb was dropped from an altitude of ; it was designed to detonate at a height of over the land surface ( above sea level) by barometric sensors. The original, November 1961, United States Atomic Energy Commission estimate of the yield was 55–60 megatons, but since 1992, all Russian sources have stated its yield as 58.6 megatons. First secretary Khrushchev warned in a filmed speech to the Supreme Soviet of the existence of a 100-megaton bomb (technically the design was capable of this yield.)
Environmental inequality in Europe by the Russian Empire to prevent Norwegian expansion. The traditional Nenets name for the archipelago, which lies within European continental borders, is Edey Ya. According to the Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization, during the Cold War approximately 500 Indigenous persons were relocated from Novaya Zemlya to make way for nuclear testing. The reindeer living on the island either died or were relocated to the mainland. Between 1954 and 1990, 132 nuclear test explosions, ninety four percent of the aggregate yield of nuclear testing in the former Soviet Union, were conducted on the islands. On October 30, 1961,