Uzbekistan electricity producer in Central Asia. Renewable energy constitutes more than 23% of the country's energy sector, with hydroelectricity and solar energy having 21.4% and 2% respectively. Uzbekistan has an area of . It is the 56th largest country in the world by area and the 42nd by population. Among the CIS countries, it is the 4th largest by area and the 2nd largest by population. Uzbekistan lies between latitudes 37° and 46° N, and longitudes 56° and 74° E. It stretches from west to east and from north to south. Bordering Kazakhstan and the Aral Sea to the north and
Kazakhstan-Turkmenistan border the border in 2000-2001 with an initial delimitation treaty being signed on 5 July 2001. The border was fully demarcated on the ground during the period 2003-2005. In 2013 a new cross-border railway was opened by Presidents Gurbanguly Berdimuhamedow of Turkmenistan and Nursultan Nazarbayev of Kazakhstan. Kazakhstan-Turkmenistan border The Kazakhstan-Turkmenistan border is 413km (257m) in length and runs from the Caspian Sea to the tripoint with Uzbekistan. It is the shortest international boundary of both states. The land border starts at the eastern shore of the Caspian Sea at Cape Sue, just to the north of the Turkmen town of