Phenology
Learn about phenology based citizen science activities:
Project Budburst http://www.neoninc.org/budburst/
National Phenology Network http://www.usanpn.org/participate
GLOBE Budburst protocol http://www.globe.gov/tctg/earth_prot_budburst.pdf?sectionId=247
This e-mail address is being protected from spambots. You need JavaScript enabled to view it. the Virginia Tech Center for Geospatial Information Technology (www.cgit.vt.edu) if you would like to help integrate phenological observations in a 3d virtual city model.