The three separate mechanisms – in accordance with Articles 6.2, 6.4 and 6.8 – have all become part of the Paris Agreement by recognising the different interests and priorities between the parties to the Agreement. These differences persist and need to be replaced again if the regulatory framework provided for in Article 6 is to be agreed. Although the deal has been hailed by many people, including French President François Hollande and UN Secretary-General Ban Ki-moon, criticism has also emerged. . . .