2023gfhs 2B Fernanda Carvalho WWF.pptx

1、Nature-basedNature-based S Solutionsolutions for for U Urbanrban R Resilienceesilience andand S SustainabilityustainabilityFernanda Carvalho,Ph.D.Head of Policy for Climate and Energy,WWF InternationalPhoto(s):Jennifer Lenhart/WWF2Cities matter!Globally they account for Keith Arnold/WWF-US55%of popu

2、lation.3%of landmass.70%of carbon emissions.75%of natural resource consumption.80%of GDP.75%of energy usage.3Why Cities and Nature?The ScienceIPCC AR6,2023C.3.4.Urban transitions that offer benefits for mitigation,adaptation,human health and well-being,ecosystem services,and vulnerability reduction

3、for low-income communities are fostered by inclusive long-term planning that takes an integrated approach to physical,natural and social infrastructure(high confidence).Green/natural and blue infrastructure supports carbon uptake and storage and either singly or when combined with grey infrastructur

4、e can reduce energy use and risk from extreme events such as heatwaves,flooding,heavy precipitation and droughts,while generating co-benefits for health,well-being and livelihoods(medium confidence).4.5.3 Keith Arnold/WWF-US4What are Nature-based Solutions?actions to protect,conserve,restore,sustain

5、ably use and manage natural or modified terrestrial,freshwater,coastal and marine ecosystems,which address social,economic and environmental challenges effectively and adaptively,while simultaneously providing human well-being,ecosystem services and resilience and biodiversity benefits.UNEA 5 defini

6、tion:Photo:Jennifer Lenhart/WWF SwedenNature-based solutions:Support sustainable development,climate targets and urban biodiversity protection Improve health and wellbeing Reduce extreme weather impacts Mitigate urban heat Filter and recharge water and combat air pollutants Provide job opportunities