An advocate the conservation of the nation's reserves by planned use and renewal. A Pinchot is known for reforming the management and development of forests in the United States and for
Pinchot coined the term conservation ethic as applied to natural resources.
Pinchot's main contribution was his leadership in promoting scientific forestry and emphasizing the controlled, profitable use of forests and other natural resources so they would be of maximum benefit to mankind.
He was the first to demonstrate the practicality and profitability of managing forests for continuous cropping. His leadership put conservation of forests high on America's priority list.
Information gleaned from Wilkipedia