Hans Haacke’s Gift Horse, Fourth Plinth, review: cringe-worthy – but at least it’s not David Shrigley

Cop29 has drawn to a close with arguments over a $250 billion (£200 billion) a year ‘loss and damage’ fund, which developing countries complain is not nearly enough to match their demands. But away from the grand gestures at the summit it is worth looking at what countries are actually doing rather than what they say