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Nature 450, 808 (6 December 2007) | doi:10.1038/450808a; Published online 5 December 2007

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Oceanography: Siberian salt in the cellar

Richard Webb

The Lomonosov ridge, a mountain range under the Arctic Ocean, gained unusual notoriety in August, when a Russian submarine expedition planted a rust-proof titanium flag there to reinforce the country's Arctic territorial claims.Now Brian Haley and colleagues report in Nature Geoscience that the ridge furnishes evidence of Russia's past influence on the region — at least, on its ocean circulation (B.

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