The emissions reduction trajectories of the parties to the Paris Agreement are not enough to meet the objectives of this universal agreement – either the target of 2°C or, consequently, the target of 1.5°C as an upper limit for the average increase of temperatures up to 2100.
Those attending COP 23, which was due to close in Bonn on Friday evening, are well aware of this and have started to flesh out the contributions on the table, which will collectively lead to more than 3°C. They are...