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                自然地理

                  内蒙古位于祖国北部边疆,由东北向西南斜伸,呈狭长形,东西长约2400公里,南北最大跨度1700多公里。总面积118.3万平方公里。横跨东北、华北、西北地区,內与黑龙≡江、吉林、辽宁、河北、山西、陕西、宁夏、甘肃8省区相邻,外与俄罗》斯、蒙古国接壤,边境线4200多公里。地貌以高原为主,大部分∑地区海拔在1000米以上,东部是莽莽的大兴安岭林海←,南部是富饶的嫩江平原、西辽河平原和河套平原,西部是浩瀚的腾格里、巴丹吉林、乌兰布和沙漠,北部是辽阔的呼伦贝尔、锡○林郭勒草原。气候属温▆带大陆性季风气候,夏①季气温在25℃左右,冬季中西部最低气温低于-20℃,东部林区最低︾气温低于-50℃。

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