[10] The Paris Agreement was launched for signature on 22 April 2016 (Earth Day) at a ceremony in New York. [59] After several European Union states ratified the agreement in October 2016, enough countries that had ratified the agreement were producing enough greenhouse gases worldwide for the agreement to enter into force. [60] The agreement entered into force on November 4, 2016. [2] “We know that the UK, the EU and the UN Secretary-General are planning an event on 12 December, the fifth anniversary of the conclusion of negotiations on the Paris Agreement, where they will try to promote more ambition,” said Andrew Light. When the agreement is concluded on 5. US President Barack Obama claimed that “even if we achieve any goal,” October 10, 2016 got enough signatures to cross the threshold. We will only reach part of where we need to go.┬áHe also said that “this agreement will help delay or avoid some of the worst consequences of climate change. It will help other nations reduce their emissions over time and set bolder targets as technology advances, all under a strong transparency system that will allow each nation to assess the progress of all other nations. `[27] [28] In accordance with Article 28 of the Agreement, the parties may terminate the contract after notification of resignation to the depositary. The denunciation may take place for the country no earlier than three years after the entry into force of the agreement. The revocation shall take effect one year after the notification of the depositary. Alternatively, the agreement provides that withdrawal from the UNFCCC, under which the Paris Agreement was adopted, would also remove the state from the Paris Agreement. .