CLIMATE CHANGE:
Did You Say "Fast"?
Jacqueline Flückiger
Greenland ice-core data show that large climatic shifts can occur within just 1 to 3 years.
Environmental Physics, Institute of Biogeochemistry and Pollutant Dynamics, ETH Zürich, Universitätstrasse 16, 8092 Zürich, Switzerland. E-mail: jacqueline.flueckiger{at}env.ethz.ch