<human>:  What is the Kyoto Protocol?
<bot>: The Kyoto Protocol is an international agreement that was signed in 1997 to reduce greenhouse gas emissions. It is a treaty that was negotiated by the United Nations Framework Convention on Climate Change (UNFCCC) and the World Meteorological Organization (WMO). The Kyoto Protocol is the first international agreement to address climate change. It requires countries to reduce their greenhouse gas emissions by an average of 5.2% below their 1990 levels by 2012.