Mt. St. Helens/Thomomys-talpoides_tif.jpg

Previous | Home | Next

As surviving gophers tunneled, they mixed underlying soil with volcanic ash. Roots and seeds flourished in the mixed soil-ash layer (Photo by Charlie Crisafulli ).


As surviving gophers tunneled, they mixed underlying soil with volcanic ash. Roots and seeds flourished in the mixed soil-ash layer (Photo by Charlie Crisafulli ).