The United States has played a role in establishing global environmental policies in four ways: ONone of the above is ways used by the Unites States to affect global environmental policies. Major commitment of U.S. resources to the resolution of transnational environmental problems, U. S. enacts national legislation that considers the worldwide implications of the problem the law is enacted to resolve, U.S. government sponsors research in universities and in federal laboratories, and the U. S. has entered into numerous treaties addressing environmental issues. U. S. affects global environmental policies through financing pollution control projects or giving economic aid for a particular project, participation in conferences, U.S. government sponsors research in universities and in federal laboratories, and the U. S. has entered into numerous treaties addressing environmental issues. Major commitment of U.S. resources to the resolution of transnational environmental problems, participation in conferences, U.S. government sponsors research in universities and in federal laboratories, and the U. S. has entered into numerous treaties addressing environmental issues. Major commitment of U.S. resources to the resolution of transnational environmental problems, U. S. affects global environmental policies through financing pollution control projects or giving economic aid for a particular project, U.S. government sponsors research in universities and in federal laboratories, and the U. S. has entered into numerous treaties addressing environmental issues