Administration of the National environmental policy act - 1972 : appendix to hearings before the Subcommittee on Fisheries and Wildlife Conservation of the Committee on Merchant Marine and Fisheries, House of Representatives, Ninety-second Congress, second session ; federal agency documents which outline research and evaluation techniques underlying the preparation of environmental impact statements required by section 102(2) (C) of the National environmental policy act, February 17, 25 ; May 24, 1972.