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Nature 392, 758-759 (23 April 1998) | doi:10.1038/33799

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Climate change:  The past as guide to the future

Gabriele Hegerl1

We know that in recent years the Earth's climate has been getting warmer. But is this warming unusual relative to low-frequency variations in temperature?

  1. Gabriele Hegerl is at the Joint Institute for the Study of the Atmosphere and Ocean, University of Washington, Seattle, Washington 98195-4235, USA.
    e-mail: Email: hegerl@atmos.washington.edu