Thinking beyond the canopy 
- Online library
- Research tools
- TROPIS
Other tree growth and meta-databases
U.S. Long-Term Ecological Research Network
- Ecological Monitoring and Assessment Network
- Center for Tropical Forest Science of the Smithsonian Tropical Research Institute
- SEPASAL project of the Center for Economic Botany
Assistance in selecting tree species
Information on measurement procedures
- SI/MAB Protocol
- UFRO International Guidelines for Forest Monitoring
- Growth and Yield Standards and Procedures (Canada)
- Resources Inventory Standards and Procedures (Canada)
- ESA's Committee on the Future of Long-term Ecological Data (FLED)
Other resources
