Valley glaciers create U-shaped valleys, and during their descent through valleys, they create and/or develop ground, lateral, medial, and terminal moraines .
(Valley glaciers; create; U-shaped valleys) (they; create; T:during their descent through valleys) (they; develop; ground, lateral, medial, and terminal moraines)
Valley glaciers they they
create create develop
U-shaped valleys
T:during their descent through valleys
ground, lateral, medial, and terminal moraines