PALEOCLIMATE:
Tropical Pacific a Key to Deglaciation
Richard A. Kerr
In this week's issue of Nature, paleoceanographers present the latest and most persuasive evidence yet that the tropical Pacific did not stand idly by as the world melted out of its latest ice age 18,000 years ago. Instead, the tropical Pacific was a participant, if not the dominant driver, in one of the biggest climate shifts of the past half-billion years.