June 23, 1961 (May 11, 1901), the entry into force of the Antarctic Treaty. In 1959, December 1, 2010, (TodayinHistory.cn) Argentina more than 10 countries signed the Antarctic Treaty in Washington to take effect "target =" _blank "> Antarctic Treaty, June 23, 1961 Treaty entry into force.

Antarctic find latest continent in the world, with an area of ​​approximately 1410 km2, where cold climate, the annual average temperature in the minus 55 �� to 57 �� Antarctica as a whole is almost no plants, only the summer to the mainland the edge to see a small amount of moss and lichen. Antarctica more than 95% of the area for many years by the snow-covered, million years snow formed a huge ice cap 2000 m average thickness of the ice sheet, the thickest layer of ice up to 4800 m Antarctic concentrate more than 90% of the total worldwide snow, the ice sheet's total volume of 24.5 million cubic kilometers, is the world's largest natural freezer.
Antarctica each year is divided into two seasons, the cold season and warm season cold season, from April to October, the warm season from November to March. in the Cold Season 7 months, Antarctica in a vast night, not during the day, even in the vicinity of the Antarctic Circle , at least five weeks to see the sun. However, there is often a variety of dazzling aurora.
human experience 100 years of Antarctic explorers and scientific investigation, found that the Antarctic is on Earth has untapped of the treasure and the last human natural science experiments Holy Land December 1, 1959, a total of 12 countries in the United States, the Soviet Union, Britain, France, Japan, Norway, Belgium, Australia, New Zealand, Chile, Argentina, South Africa, signed in Washington, DC " Antarctic Treaty, "the purpose and content of the Treaty: the interests of all mankind that Antarctica shall continue forever only for peaceful purposes, and should not become a place of international discord; guarantee the freedom of scientific investigation and international cooperation to this end; prohibited take all the measures of a military nature in the Antarctic, freeze States Antarctic territorial claims of the 12 countries entitled to participate in the consultative meeting is the Consultative Parties to the Antarctic Treaty, and later joined the country to join the country. treaty provisions, the acceding countries in the Antarctic establish a scientific research station or the dispatch of a scientific expedition to carry out research activities, which have expressed interest in the Antarctic, the right to become the Consultative Parties. since June 23, 1961, since the entry into force of the Antarctic Treaty consultative meeting held every two years, by Consultative Parties take turns to host the meeting in addition to the exchange of intelligence, consultation, also expounded consider and the Consultative Parties government recommended measures aimed at promoting the principles and purposes of the treaty. (lssdjt.cn)
"Antarctic Treaty" gradually improve the system as the situation continues to change and enrich the 1972 and 1980 under the initiative of the Consultative Parties, has negotiation of the Convention for the Conservation of Antarctic Seals, the Convention on the Conservation of Antarctic Marine Living Resources.