NCCR-Climate, VITA
NCCR-Plant Survival, PS-6
PAGES (Past Global Changes) supports research aimed at understanding the Earth's past environment
The pollen/landscape calibration (POLLANDCAL) network
Glossary of Pollen and Spore Terminology - Laboratory of Palaeobotany and Palynology, Utrecht University
Tilia & Tilia*Graph - Frequently Asked Questions - Dr. Eric Grimm - Illinois State Museum, Springfield, Illinois, USA
Università degli Studi di Milano, Italia - Sezione Botanica sistematica e Geobotanica
Università degli Studi di Pisa - Dipartimento di Scienze della Terra
Umeå University - Faculty of Science and Technology - Ecology and Environmental Science