The purpose of NEPA is to—
(a)
Declare a national policy which will encourage productive and enjoyable harmony between man and his environment;
(b)
Promote efforts which will prevent or eliminate damage to the environment and biosphere and stimulate the health and welfare of man;
(c)
Enrich the understanding of the ecological systems and natural resources important to the Nation; and
(d)
Establish a Council on Environmental Quality (CEQ).