also known as buffalo or plains buffalo on the prairie, western U.S." width="200" height="200" />also known as buffalo or plains buffalo on the prairie, western U.S." width="200" height="200" />
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The Editors of Encyclopaedia BritannicaThe Kyoto Protocol is an international treaty adopted in 1997 that aimed to reduce the emission of gases that contribute to global warming. The protocol called for reducing the emissions of six greenhouse gases in 41 countries plus the European Union to 5.2 percent below 1990 levels. It was widely hailed as the most significant environmental treaty ever negotiated.
