(A) 2003
(B) 2005
(C) 2006
(D) 2007
The Kyoto Protocol, an international treaty aimed at addressing global climate change, came into force on February 16, 2005. The treaty was adopted on December 11, 1997, in Kyoto, Japan, as an extension of the United Nations Framework Convention on Climate Change (UNFCCC). The Kyoto Protocol set legally binding emission reduction targets for developed countries, known as Annex I parties, with the goal of mitigating the impact of human activities on the Earth’s climate system.