As whitebark pines in the Northern Rockies succumb to pine beetles and blister rust, hardworking climbers defy gravity to collect pine cones from canopies to supply efforts to breed more resilient and resistant trees.
by Hal Herring,
Dec 18, 2011
Firs with missing limbs, stunted bonsai pines or spruces chewed by porcupines -- I'll take them.
by Chris Dorsi,
Dec 16, 2008