Significant Federal Cases
Sierra Club v. Morton, 405 U.S. 727 (1972)
Lujan v. Defenders of Wildlife, 504 U.S. 555 (1992)
Humane Society of the United States v. Hodel, 840 F.2d 45 (D.C. Cir. 1988)
Animal Legal Defense Fund v. Glickman, 943 F.Supp. 54 (D. D.C. 1996)