Environmental issues in Kazakhstan sea’s already grave pollution. International programs to save the Aral and Caspian seas have not received meaningful cooperation from Kazakhstan or other member nations. The Aral Sea covers with Kazakhstan to the north and Uzbekistan to the south. Soviet irrigation projects begun in the 1960s and other environmental challenges have severely depleted this once massive inland sea and by 2007, it had shrunk to 10 percent of its original size. The efforts included Syr Darya Control & Northern Aral Sea (NAS) project. The $86 million NAS project, funded jointly by the World Bank through a loan of $65 million and
Transport in Uzbekistan of inland waterways. Since the mid-1990s, commercial travel on Uzbekistan's portion of the Amu Darya has been reduced because of low water levels. As of 2010, Uzbekistan had 10,253 kilometers of natural gas pipelines, 868 kilometers of oil pipelines, and 33 kilometers of pipelines for refined products. As of 2012, Uzbekistan has 53 airports. 33 of them have paved runways, six of which had runways longer than 3,000 meters. The largest of them, Tashkent International Airport, is linked with European and Middle Eastern cities by direct flights of Aeroflot, Lufthansa, and Turkish Airlines, and with New York and Los Angeles