Here is a collection of links on abrupt climate change from various other institutions and news sources.

Woods Hole Oceanographic Institution's website with links to news articles as well.

National Oceanic and Atmospheric Administration's perspective on abrupt climate change. Here's another from NOAA, which includes a neat timeline.

Online vewing of the manuscript: Abrupt Climate Change: Inevitable Suprises

A link centering on the consequences of abrupt climate change.

Dr. Jeff Severinghaus' fieldwork in Greenland titled: Firn Strcture, Interstadial Processes, and the Composition of Firn Air at Summit, Greenland.

More of Dr. Severinghaus' fieldwork in Greenland featuring a video clip of research in the field.