16 USC 460l4 - Land and water conservation provisions; statement of purposes

The purposes of this part are to assist in preserving, developing, and assuring accessibility to all citizens of the United States of America of present and future generations and visitors who are lawfully present within the boundaries of the United States of America such quality and quantity of outdoor recreation resources as may be available and are necessary and desirable for individual active participation in such recreation and to strengthen the health and vitality of the citizens of the United States by
(1)  providing funds for and authorizing Federal assistance to the States in planning, acquisition, and development of needed land and water areas and facilities and
(2)  providing funds for the Federal acquisition and development of certain lands and other areas.