Environmental issues in Kazakhstan at the Semipalatinsk nuclear testing facility (in fact a large zone south of Kourchatov (Курчатов)) and along the Chinese border. The Central Asian Regional Environmental Center is located in Kazakhstan, which fosters regional cooperation on environmental issues. Most of Kazakhstan’s water supply has been polluted by industrial and agricultural runoff and, in some places, radioactivity. The Aral Sea, which is shared with Uzbekistan, has shrunk to three separate bodies of water because of water drawdowns in its tributary rivers. A Soviet-era biological weapons site is a threat because it is located on a former island in the Aral Sea that
Terrorism and counter-terrorism in Kazakhstan which the Kazakh government requests the U.S. armed forces to do so." While the Uzbek government complained in 2004 that Islamic terrorists were training in southern Kazakhstan, an allegation the Kazakh government denied, cooperation between the two countries has been strong as both states face a common threat. Nazarbayev, while on a state visit to Uzbekistan, told Uzbek President Islam Karimov that the Uzbek government's actions in quelling unrest in the Uzbek city of Andijan on 12 and 13 May 2005 helped "protect the peace of 26 million Uzbekistanis. A different outcome would have destabilized the region today." He said