Research NewsClimate

A Case of Mistaken Identity?

See allHide authors and affiliations

Science  07 Feb 1997:
Vol. 275, Issue 5301, pp. 754
DOI: 10.1126/science.275.5301.754b

You are currently viewing the summary.

View Full Text

Summary

Two years ago, researchers made the controversial announcement that human influence was warming the world, on the basis of a geographic “fingerprint” that tied the observed warming to increased greenhouse gases. But some climatologists now raise the possibility that natural changes in the North Atlantic may be responsible for part of the fingerprint instead