The big picture
The Arctic has lost more than half its volume of sea ice over the past three decades and three-quarters of the sea area that was once frozen is now open water.
The Arctic has lost more than half its volume of sea ice over the past three decades and three—quarters of the sea area that was once frozen is now open water. The rate of ice decline indicates the Arctic Sea could be free of ice by 2040. For the first time this year a Russian tanker made it through the Arctic ice fields without the aid of an icebreaker escort. The Russian government expects cargo along the northern sea route between Siberia and the Pacific to grow tenfold by 2020. The Arctic region has in recent years experienced periods with temperatures 15–20°C above average.
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PHOTO Lars Just
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