Great Gobi B Strictly Protected Area Great Gobi B Strictly Protected Area Great Gobi B Strictly Protected Area is a nature reserve in Gobi desert, situated in the south-western part of Mongolia at the border with China. A similar reserve in a drier part of the Gobi exists further to the east - the Great Gobi A Strictly Protected Area. The reserve was established in 1975 and declared an International Biosphere Reserve in 1991. It comprises about 9000 km of desert steppe, arid mountains, deserts and semi deserts. Temperatures can fall to -40 °C in winter and rise to +40 °C in the summer. Average snow
Gobi Desert of Gobi is crossed by several trade routes, some of which have been in use for thousands of years. Among the most important are those from Kalgan (at the Great Wall) to Ulaanbaatar (); from Jiuquan (in Gansu) to Hami ; from Hami to Beijing (); from Hohhot to Hami and Barkul; and from Lanzhou (in Gansu) to Hami. The southwestern portion of the Gobi, known also as the Hsi-tau and the Little Gobi, fills the space between the great north loop of the Yellow River on the east, the Ejin River on the west, and the Qilian Mountains and