These Are the Cities Doing the Most to Combat Global Warming

Often able to move faster than their national counterparts, metropolitan authorities from London to Sydney and Boston are among a group of 15 setting out the most rigorous plans to achieve carbon or climate neutrality by 2050. The moves are evidence of ambition by local authorities to do their part in reining in global warming, almost two-thirds of global emissions come from cities. CDP wants to draw attention to their actions to encourage others to make similar commitments.