Arctic Ocean relate to the radioactive contamination of the Arctic Ocean from, for example, Russian radioactive waste dump sites in the Kara Sea and Cold War nuclear test sites such as Novaya Zemlya. In addition, Shell planned to drill exploratory wells in the Chukchi and Beaufort seas during the summer of 2012, which environmental groups filed a lawsuit about in an attempt to protect native communities, endangered wildlife, and the Arctic Ocean in the event of a major oil spill. On 16 July 2015, five nations (United States of America, Russia, Canada, Norway, Denmark/Greenland) signed a declaration committing to keep their fishing
Kara katorga Kara katorga Kara katorga (Russian: Карийская каторга, Kariyskaya katorga) was the name for a set of katorga prisons of extremely high security located along the Kara River in Transbaikalia (a tributary of the Shilka River, flowing into it at Ust-Karsk) and part of the system of Nerchinsk katorga. George Kennan noted in 1885, "The mines of Kara, which are the private property of his Imperial Majesty the Tsar, and are worked for his benefit, consist of a series of open gold placers." From south to north over 20 miles of the Kara River, they are Ust Kara, Lower Prison, Political