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When did the Paris Agreement enter into force?
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Paris Agreement
(From left) José Gurría, Justin Trudeau, Enrique Peña Nieto, Jim Yong Kim, François Hollande, Angela Merkel, Michelle Bachelet, and Hailemariam Desalegn during the 2015 UN climate change conference that resulted in the Paris Agreement.
The Paris Agreement, an international treaty aimed at reducing greenhouse gas emissions to combat global warming, entered into force on November 4, 2016.12
The agreement reached this milestone after meeting the required threshold of ratification by at least 55 parties that collectively accounted for at least 55 percent of global greenhouse gas emissions.2