Nicholas Stern: cost of global warming ‘is worse than I feared’

Ten years ago the leading economist warned about climate change in a landmark report – he says while there is cause for optimism, the picture is still grimA lot has happened since Nicholas Stern, then a permanent secretary at the Treasury, produced his landmark review of the impact of climate change 10 years ago. His work was quickly recognised as the definitive account of the economic dangers posed to the planet by global warming.Since then, global temperatures have risen to record levels