We'll always have Paris

Putting last year's climate deal into action will be the main theme of 2017

The climate focus in 2017 will shift to the national level, as the ratification of the Paris Agreement gives way to implementation. Expect significant developments in carbon trading in China, but not much news from the US. More than 190 signatories to the treaty must start developing institutions and measures to help achieve the emission-reductions goals they set for themselves. They will, at least, have a little time. The Paris Agreement's provisions come into effect in 2021, after the end of the Kyoto Protocol's second compliance period. By then member states should have written the rulebook and developed the bodies that govern, among other things, international emissions trading, financia