南极和北极地区的主要特点是什么?说出三个之极

2025-03-17 02:06:39
推荐回答(4个)
回答1:

南极和北极地区的主要特点是大风、酷寒、暴雪。

南极大陆的总面积为1390万平方千米,相当于中国和印巴次大陆面积的总和,居世界各洲第五位。整个南极大陆被一个巨大的冰盖所覆盖,平均海拔为2350米,是世界上最高的大陆。南极洲蕴藏的矿物有220余种。

北极地区冬季,太阳始终在地平线以下,大海完全封冻结冰。夏季,气温上升到冰点以上,北冰洋的边缘地带融化,太阳连续几个星期都挂在天空。

扩展资料:

南极洲的气候特点是酷寒、烈风和干燥。全洲年平均气温为-25℃,内陆高原平均气温为-52℃左右,极端最低气温曾达-89.2℃。

南极洲平均风速17.8米/秒,沿岸地面风速常达45米/秒,最大风速可达75米/秒以上,是世界上风力最强和最多风的地区。

北极有无边的冰雪、漫长的冬季。北极与南极一样,有极昼和极夜现象,越接近北极点越明显。北极的冬天是漫长、寒冷而黑暗的从每年的11月23日开始。.

参考资料来源:百度百科-南极

参考资料来源:百度百科-北极

回答2:

大风、酷寒、暴雪。
北极以海洋为主,气温没有南极那么酷寒.南极则以陆地为主,并且常年冰雪覆盖,反射走了大部分太阳光,四周有寒流围绕,海拔又高,所以非常寒冷.

回答3:

气候极寒 物种极少 淡水资源极为丰富

回答4:

大风、酷寒、暴雪

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