作者: Timon McPhearson , David Maddox , Bram Gunther , David Bragdon
DOI: 10.1007/978-94-007-7088-1_19
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摘要: New York City (NYC) is a complex megacity with diverse human population situated in constellation of estuarine and terrestrial ecosystems. With over 20 million people the metropolitan region, NYC nevertheless has rich biodiversity that provides broad suite ecosystem services, new assessments underway city government, NGOs, universities. contains most parkland any U.S. currently about 21 % covered by tree canopy. PlaNYC, environmental economic sustainability plan for NYC, set goal planting one trees 2017, hope canopy cover will reach 30 2030. However, significant challenges to local regional remain, including pollution, climate change, sea level rise, stormwater management, growth. Nonetheless, made progress improving quality its urban ecosystems provisioning range services. Three elements are key this progress: (1) coherent governmental support form an overarching long-term planning document, PlaNYC Green Infrastructure Plan; (2) systematic investment natural areas, green infrastructure civic engagement variety organizations; (3) commitment acquisition data facilitate informed decision-making.