In the first of half of 2000, several data files were added to the North American Pollen Database. These include data from the recent publication: "Atmospheric CO2 Concentration from 60 to 20 Kyr BP from the Taylor Dome Ice Core, Antarctica" by Indermuhle et al.

New data on paleobotanical pollen cores and pollen distribution are added to this US National Oceanic and Atmospheric Administration Paleoclimatology Program site regularly; data from Australia and Europe have recently been added. Users can browse a list of newly-acquired data and click links to detailed information on the pollen data from each site. A second new feature is a "Tilia Dictionary...

In the first half of 2000, several data files were added to the North American Pollen Database. These include data from the publication: "Rainfall and drought in equatorial east Africa during the past 1,100 years," by D. Verschuren and others (January 27, 2000, Nature, Vol. 403).