In 1997, the kyoto protocol treaty was signed by every member, but one, of the us congress. 191 nations, not including the united states. 191 nations including the united states. every member of the us congress.

. 191 nations, not including the United States. just did this question lol

In 1997, the Kyoto Protocol treaty was signed by 191 nations, not including the United States.

Explanation:

The Kyoto Protocol is a protocol of the United Nations Framework Convention on Climate Change, and an international agreement that aims to reduce the emissions of six greenhouse gases that cause global warming.

The protocol was adopted on December 11, 1997 in Kyoto, Japan, but did not come into force until February 16, 2005. In November 2009, there were 187 states that had ratified it. The United States, which when the protocol was signed was the largest emitter of greenhouse gases), never ratified it.

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