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Risk of sea-change in the Atlantic

Stefan Rahmstorf1

Emissions of greenhouse gases could weaken or even halt ocean overturning in the North Atlantic, radically al tering the regional climate. It seems that the rate of greenhouse-gas increase may be as important as the final concentrations reached.

  1. Stefan Rahmstorf is at the Potsdam Institute for Climate Impact Research (PIK), PO Box 60 12 03, D-14412 Potsdam, Germany.
    e-mail: Email: rahmstorf@pik-potsdam.de