Which environmental characteristic is caused by the Cascades?

The northern part of the range, north of Mount Rainier, is known as the North Cascades.

Answer! below

IT IS extremely rugged, with many of the lesser peaks steep and glaciated.

The climate east of the Cascades is markedly different, a continental climate of cold, snowy winters and warm, dry summers.

answer; the above statement is (true); plz check first