|Sunday, Dec 11, 2011 - 9:00 AM
"Crayfish Invasion, Heritage Trees, Lichen, Working Dogs for Conservation"
Cameras follow the selection committee for Portland's Heritage Tree program as members assess nominations for the program. The study of lichen is a wonderland of mystery that can teach volumes about air quality. A trained conservation dog helps researchers find a single endangered plant in a field. G
|More on PLUS (MT)|
|No upcoming shows in database|