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
Severnaya Zemlya Fjord, southeast of Cape Unslicht, off Bolshevik Island's northern end at . The island has an irregular shape and is long with a maximum width of . A deep round lake with a diameter of is located in the western part of the island and is connected to the sea by a small channel. Almost all the island is rocky, except for the northwestern part. The highest point of Lishniy Island is South of Lishniy lies "Yuzhnyy", a smaller island, and two islets. Lishniy off Severnaya Zemlya should not be confused with Lishny Island off Toll Bay, south of the