Geology Field Trips
Geology Home Page
Roger Weller, geology instructor
firstname.lastname@example.org copyright 2017-R.Weller
dirt beneath channel boulders showing air pockets-B
As the debris flow moved down the slope, pockets of air were trapped
in the mud and silt.
Photo is copyright free for
non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.