Which countries agreed to the Kyoto Protocol?

There were 83 signatories and 192 parties to the Kyoto Protocol. According to Article 22 of the Kyoto Protocol, a party may sign at any time. Countries that have signed the Kyoto Protocol include Argentina, Australia, Brazil, China, Canada, Egypt, the European Union, Indonesia, Japan, Russia and the United States.

The Kyoto Protocol was adopted on Dec. 11, 1997, at the third session of the Conference of the Parties to the 1992 United Nations Framework Convention on Climate Change. The Protocol went into effect on Feb. 16, 2005, and committed signatories to reductions in total carbon dioxide emissions, or financial and technological assistance for developing countries, depending on whether a signatory is designated as an Annex I, Annex II or Non-Annex I country. The United Nations Framework on Climate Change website is a reliable resource to keep up-to-date on which countries have signed.