西北航道
西北航道，又叫西北水道，係北冰洋入面嘅一條航海通道，經北美洲北面嘅北極群島，打通太平洋同大西洋。由於長期結冰，所以唔係好多船啱用。不過，2009年之後，北冰洋啲海冰大縮水令到條航道行得到啲 [1][2][3]。
攷 編輯
- ↑ "Warming 'opens Northwest Passage'". BBC News. September 14, 2007. 喺September 14, 2007搵到.
- ↑ Westcott, Kathryn (September 19, 2007). "Plain Sailing on the Northwest Passage". BBC News. 喺February 19, 2011搵到.
- ↑ Keating, Joshua E. (December 2009). "The Top 10 Stories You Missed in 2009: A few ways the world changed while you weren't looking". Foreign Policy.