In 2005 the Kyoto Protocol became binding when more than fifty-five countries ratified the treaty which sets goals for lowering greenhouse gas emissions. The United States under the leadership of President George W. Bush Responses Aratified the treaty and began working toward lowering emissions.ratified the treaty and began working toward lowering emissions. Bratified the treaty but decided to study the issue more before taking action.ratified the treaty but decided to study the issue more before taking action. Crenegotiated the treaty to omit the U.S. from any responsibility for following it.renegotiated the treaty to omit the U.S. from any responsibility for following it. Ddid not ratify the treaty because the treaty was not done with United Nations approval.did not ratify the treaty because the treaty was not done with United Nations approval. Edid not ratify the treaty because it did not require reductions for developing countries.did not ratify the treaty because it did not require reductions for developing countries.