geographical environment
Announce position
North of the Arctic Circle
Geography
Surrounded by Asia, Europe and North America, it is nearly semi closed.
climate
The climate is cold, arctic The coldest month in the sea area Average temperature It can reach - 40~- 20 ℃, and is mostly below 8 ℃ in warm season. stay Siberia Observed history Minimum temperature Is minus 71 centigrade , Greenland A low temperature of minus 70 degrees Celsius was also observed in Canada Yukon Minimum temperature Up to minus 68 ℃, North Pole The lowest temperature in history is - 59 ℃. About 7 million people, mainly Inuit /Eskimo yellow race ), live by hunting and fishing. The Arctic region is rich in oil, natural gas, minerals fishery resources 。 Although currently developed Oil and gas resources Not technically feasible, but global warming The Arctic ice is disappearing at a rate of about 9% every 10 years, Oil and gas development It may become feasible in the future. Near the North Pole, there is a dark night without day for nearly six months every year (October to March of the next year), when the sky is shining aurora It is generally in belt, arc, curtain or radial shape, and is common near 70 ° north latitude. The rest of the year is a day without night.
marine organism It is quite abundant, most of which are close to land, and the deeper it is arctic ocean Less. near Atlantic The border area has a wide range of fishing zone , lush algae ( Green algae 、 Brown algae and Red algae )。 There are Polar bear 、 walrus 、 Seals 、 whale , herring, cod, etc. Tundra Zhongduo fur is valuable Snow hare 、 Arctic fox 。 Besides reindeer , polar dog, etc. [1-2]