How do countries set climate targets? The standard account implies a technical calculation (project future emissions, estimate reductions) filtered through domestic politics. But that neglects how targets also serve as a tool countries use to influence each other.

You've heard of the emissions gap, but what about the implementation gap? Our new comment in Nature Climate Change unpacks why countries don't deliver on their #climate pledges - a critical question for the Global Stocktake. https://rdcu.be/dhUk5 1/