In October 1961, the Soviet Union detonated a bomb so powerful that its shock waves circled the globe three times. Nicknamed Tsar Bomba, it was 3,000 times stronger than the bombs dropped on Hiroshima ...
Ms. Pinkham is a professor at Cornell. Her forthcoming book is a cultural history of the Russian forest. As the world warms, permafrost is thawing across two-thirds of Russia, threatening cities and ...
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