联合国人居署：2024年世界城市报告：城市与气候行动（英文版）（373页）.pdf

1、World Cities Report 2024Cities andClimate ActionCities and Climate ActionCities andClimate ActionCities are both the victims of climate change and among its worst offenders:though disproportionately exposed to its impacts,they are also responsible for generating a significant share of global greenho

2、use gas emissions.From flooding to heatwaves,powerful storms to drought,urban areas frequently find themselves on the frontline of the climate crisis.Many of the worlds largest mega-cities concentrate millions of people and trillions of dollars in assets into areas that are becoming more vulnerable

3、to sudden shocks with every passing year.As they continue to expand,so too does their exposure,paving the way for potentially catastrophic disasters in future.Climate change is in many ways exacerbating existing inequalities,as the urban poor and other marginalized groups and communities find themse

4、lves facing its most extreme impacts with least resources.The complex effects of climate change demand a comprehensive approach,encompassing not only immediate environmental symptoms but also the underlying social drivers of vulnerability.But while the overlapping challenges of environmental stress

5、and rapid urbanization are uniquely daunting,it is precisely this intersection that makes urban climate action so opportune.Climate action can bring an array of additional benefits to cities and residents,from poverty reduction,employment,resilient infrastructure,improved public health and well-bein

6、g to the restoration of fragile ecosystems.While projections show that without appropriate measures in place cities will suffer considerable impacts as a result of extreme weather events associated with climate change,these worst-case scenarios are by no means inevitable.The decisions we make now,bo