Conservation means the wise use of the earth and its resources for the lasting good of men.
保护意味着明智地利用地球及其资源,为人类的长远利益服务。
-- Gifford Pinchot 平肖
Conservation means the wise use of the earth and its resources for the lasting good of men.
保护意味着明智地利用地球及其资源,为人类的长远利益服务。
-- Gifford Pinchot 平肖