Kammala wannan jumla: Kungiyar Canjin Yanayi ta Duniya da Majalisar Dinkin Duniya ta kafa a 1988 ta Hukumar Kula da Yanayi ta Duniya da kuma Majalisar Dinkin Duniya. A shekarar 1992, gwamnatocin duniya sun amince da Yarjejeniyar Majalisar Dinkin Duniya game da Canjin Yanayi a Taron Duniya a Rio de Janeiro. Abubuwan da suka biyo baya sun kasance yarjejeniyar Kyoto ta 1997, taron Copenhagen na 2009 da kuma 2015
Taron birnin Paris.