Airborne radioactivity was detected in Europe during autumn 2017, starting from the last days of September. The source is widely suspected to be in Russia; the Russian government, however, denies that
A nuclear fuel rod assembly bundle being inspected before entering a reactor.
Closed city
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A closed city or town is a settlement where travel or residency is restricted. In the Soviet Union, closed cities were quarantined for research and military purposes. Many of them have stayed closed i
Airborne radioactivity increase in Europe in autumn 2017
…and denied Mayak was the source of the radiation spike. Domestic investigation within Russia is hampered by the problem that Mayak is in the walled-off closed city of Ozyorsk, which non-resident Russians are barred from visiting without special permission, and by government harassment of nuclear critics. In Russia…
Central entry checkpoint to Seversk, a closed city in Russia's Tomsk Oblast, 2010
A checkpoint in Zheleznogorsk, a closed city in Russia's Krasnoyarsk Krai, 2011
A view of housing units in Severomorsk, a closed town that serves as the headquarters of the Northern Fleet in Russia's Murmansk Oblast, 2010
A street in Snezhinsk, a closed town in Russia's Chelyabinsk Oblast, 2006