Neotoma Paleoecology Database - Neotoma Paleoecology Database and Community is an online hub for data, research, education, and discussion about paleoenvironments. Anyone with an Internet connection can access Neotoma.
International Multiproxy Paleofire Database - contains dendro and sediment core data
Paleotempestology Resource Center - all sorts of links and data concerning hurricanes
World Data Center for Paleoclimatology - takes you to an index page with further links e.g. pollen, ice core, tree rings etc.
Interactive Pollen viewer - From Tom Webb's website, this veiwer allows you to see the distribution of different pollen taxa at defined timeslices over the last 21kyrs for North America.