Russia (Russian: Росси́я, Rossiya), also the Russian Federation (Russian:, Rossiyskaya Federatsiya), is a transcontinental country extending over much of northern Eurasia. It is a semi-presidential republic comprising 83 federal subjects. Russia shares land borders with the following countries (counter-clockwise from northwest to southeast): Norway, Finland, Estonia, Latvia, Lithuania (Kaliningrad Oblast), Poland (Kaliningrad Oblast), Belarus, Ukraine, Georgia, Azerbaijan, Kazakhstan, China, Mongolia and North Korea. It is also close to the U.S. state of Alaska, Sweden, Denmark, Turkey and Japan across relatively small stretches of water (the Bering Strait, the Baltic Sea, the Black Sea and La Pérouse Strait, respectively). ------------------------------------- At 17,075,400 square kilometres (6,592,800 sq mi), Russia is by far the largest country in the world, covering more than an eighth of the Earth’s land area; with 142 million people, it is the ninth largest by population. It extends across the whole of northern Asia and 40% of Europe, spanning 11 time zones and incorporating a great range of environments and landforms. Russia has the world's largest mineral and energy resources, and is considered an energy superpower. It has the world's largest forest reserves and its lakes contain approximately one-quarter of the world's unfrozen fresh water.