Clark Fork Coalition, Earthworks, Trout Unlimited, And Rock Creek Alliance,Plaintiffs And Appellees, v Department Of Environmental Quality,Revett Silver Company, And Rc Resources, Inc.,Defendants And Appellants
United States of America
States should effectively co-operate to discourage or prevent the relocation and transfer to other States of any activities and substances that cause severe environmental degradation or are found to be harmful to human health (Rio Principle 14)