地球南、北两极终年不化的冰川对气候与环境的影响日益引起人们的重视。2005年10月,国际科学理事会启动了从2007年3月起的国际极地年(IPY)计划。全世界至少有50多个国家将参与,展开对极地的大规模科学研究,开辟极地科研的新纪元。这是从1882年-1883年以来125年中的第4个国际极地年。位处北美和北欧的8个国家或地区在今年一二月 The impact of the ever-changing glaciers on the climate and environment in the south and north poles of the Earth has drawn increasing attention day by day. In October 2005, the International Council for Science launched the International Polar Year (IPY) Program, starting from March 2007. At least 50 countries from all over the world will participate in the large-scale scientific research on the polar regions and open up a new era of polar scientific research. This is the 4th International Polar Year in 125 years from 1882 - 1883. Eight countries in North America and northern Europe are in January and February this year