The bark(the outer covering of a tree)is very thick protecting the trees from insects, illness, and fires. The bark of redwood trees is a reddish-brown color. Redwood trees are very important to the lumber companies because the trees are so large that each one can be cut...
Redwood trees are very important to the lumber(伐木)companies because the trees are so large that each one can be cut into lots of lumber. However, many of the trees are protected in the Redwood National Park. Lumber companies cannot cut trees that grow there. This is so ...