The great wilds of our country, once held to be boundless and inexhaustible, are being rapidly invaded and overrun in every direction, and everything destructible in them is being destroyed. How far destruction may go it is not easy to guess. Every landscape, low and high, seems doomed to be trampled and harried. Even the sky is not safe from scath-blurred and blackened whole summers together with the smoke of fires that devour the woods.

Steep Trails (ed. 1918)