Biological Soil Crust (for iPod)

05/10/2007 3 min

Listen "Biological Soil Crust (for iPod)"

Episode Synopsis

Biological Soil Crust is a living groundcover that forms the foundation of plant life in Canyonlands and the surrounding area. Join ranger Karen Henker for an in-depth look at this critical - and fragile - component of the high desert ecosystem.