Conservation Reader
Book Excerpt
If we become selfish and indifferent and neglect to care for the treasures which Nature has placed in our hands, very serious things will happen to us, as they have happened to other people. How to use the storehouse of Nature without wasting or destroying these treasures is what we mean by conservation.
CHAPTER TWO
HOW OUR NEEDS DIFFER FROM THOSE OF THE FIRST MEN
We have seen that the first men, like the other animals, depended upon the food that Nature supplied them, and when this was lacking they went hungry. When men had learned the use of fire they took the first step in making Nature serve them better than she did the lower animals. Today she works for us in so many ways that we can hardly name them all.
After the use of fire the next thing that men learned was