北极海

例句：

1. 1. The Arctic is home to the world's largest ice sheet.
   北极是世界上最大的冰盖所在地。
2. 2.The Arctic region is known for its unique wildlife and landscapes.
   北极地区以其独特的野生动物和景观而闻名。
3. 3.The Arctic Ocean is a vital source of freshwater for many coastal cities.
   北极海洋是许多沿海城市淡水供应的重要来源。