Access through your institution Buy or subscribe Sir The so-called Northwest passage (between the Pacific and the Atlantic) has become fully navigable, as mentioned in your News story

'Arctic melt opens Northwest passage' (_Nature_ 449, 267; doi:10.1038/449267b 2007). It is worth recalling that when Roald Amundsen led an east–west expedition through the

Northwest passage on the ship _Gjøa_, it took him two and a half years to reach Gjøahaven (now called Gjoa Haven) in mid-August 1905. He wrote in his diary: “The North West Passage was done.

My boyhood dream — at that moment it was accomplished. A strange feeling welled up in my throat; I was somewhat over-strained and worn — it was weakness in me — but I felt tears in my

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AFFILIATIONS * Geological Institute, Adam Mickiewicz University, Maków Polnych 16, Poznan, 61-606, Poland A. J. (Tom) van Loon Authors * A. J. (Tom) van Loon View author publications You can

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EDITED. SCIENCE PUBLISHING ISSUES OF INTEREST TO AUTHORS ARE REGULARLY FEATURED AT NAUTILUS ( HTTP://BLOGS.NATURE.COM/NAUTILUS ), WHERE WE WELCOME COMMENTS AND DEBATE. RIGHTS AND PERMISSIONS

Reprints and permissions ABOUT THIS ARTICLE CITE THIS ARTICLE van Loon, A. Explorers' challenge sunk by Arctic warming. _Nature_ 450, 161 (2007). https://doi.org/10.1038/450161d

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