Section, Pub. L. 91–378, title I, § 105, formerly § 5, Aug. 13, 1970, 84 Stat. 796; Pub. L. 92–597, Oct. 27, 1972, 86 Stat. 1321; Pub. L. 93–408, Sept. 3, 1974, 88 Stat. 1068; renumbered title I, § 105, and amended Pub. L. 103–82, title I, § 105(1)–(3), Sept. 21, 1993, 107 Stat. 848, directed Secretaries of the Interior and Agriculture to annually prepare joint report detailing activities carried out under this subchapter to President and Congress.