Tree Rings - Not Every Tree Has Them - a podcast by Jim Metzner
from 2016-09-30T07:00
::
::
In regions without clearly defined seasons, a tree's rings are not easily identifiable.
See acast.com/privacy for privacy and opt-out information.
Further episodes of Pulse of the Planet Podcast with Jim Metzner | Science | Nature | Environment | Technology
Further podcasts by Jim Metzner
Website of Jim Metzner