Geography of Kazakhstan the water in Kazakhstan is polluted by industrial effluents, pesticide and fertilizer residue, and, in some places, radioactive elements. The most visible damage has been to the Aral Sea, which as recently as the 1970s was larger than any of the Great Lakes of North America save Lake Superior. The sea began to shrink rapidly when sharply increased irrigation and other demands on the only significant tributaries, the Syr Darya and the Amu Darya (the latter reaching the Aral from neighboring Uzbekistan), all but eliminated inflow. During the Soviet Era, Kazakhstan received water from Tajikistan and Kyrgyzstan, and Uzbekistan, Turkmenistan,
Foreign relations of Uzbekistan after the May 2005 unrest and Uzbekistan demanded that the U.S. leave Karshi-Khanabad). It is a member of the United Nations, the Euro-Atlantic Partnership Council, Partnership for Peace, and the Organization for Security and Cooperation in Europe (OSCE). It belongs to the Organisation of Islamic Cooperation (OIC) and the Economic Cooperation Organization, which comprises 7 Central Asian countries: Pakistan, Uzbekistan, Kazakhstan, Turkmenistan, Afghanistan, Kyrgyzstan and Tajikistan. It is a founding member of and remains involved in the Central Asian Union, formed with Kazakhstan and Kyrgyzstan, joined in March 1998 by Tajikistan. In 1999, Uzbekistan joined the GUAM alliance (Georgia, Ukraine,