"HEARINGS." . . "World Summit on Sustainable Development (2002 : Johannesburg, South Africa)" . . . "ENVIRONMENTAL AGREEMENTS." . . "CLIMATE CHANGE." . . "Kyoto Protocol to the United Nations Framework Convention on Climate Change (1997)" . . . . . . . . . . . . "Implementation of environmental treaties : joint hearing before the Committee on Environment and Public Works, United States Senate and Committee on Foreign Relations, United States Senate, One Hundred Seventh Congress, second session on July 24, 2002"@en . . "Implementation of environmental treaties joint hearing before the Committee on Environment and Public Works, United States Senate and Committee on Foreign Relations, United States Senate, One Hundred Seventh Congress, second session on July 24, 2002"@en . . . . . . . . . . . . . . . . . "UN Conference on Environment and Development (1992 : Rio de Janeiro, Brazil)" . . . "UNITED STATES." . . "ENVIRONMENTAL PROTECTION." . . "GREENHOUSE GASES." . . "GLOBAL WARMING." . . "ENVIRONMENTAL POLICY." . .