"The trees keep the snow from falling on the earth in the forests," the Dragon said.

Big trees on the property can provide shade during the summer and keep cooling bills down.

The trees would keep them from sight until they were almost at the base of the hill.

No matter how many times he tries to control it, the tree just keeps on coming.

Overall, the many trees in the area keep it low.

Huge trees and a fine mist keeps the air cool.

"The trees will keep them from raining arrows on us the way they have been."

I have only a little tree to keep me company.

Without a road, the trees and rocky ground kept him to about fifty kilometers per hour.

Even from here, however, the trees kept them from seeing much.