实现城市公园更公平的冷却服务:将冷却效应,可访问性和吸引力联系起来
Mengxin Yang1, Wenbin Nie1, Renwu Wu1
1College of Landscape Architecture, Zhejiang Agriculture and Forestry University, Hangzhou 311300, China.
Journal of environmental management
|September 13, 2024
概括
城市公园提供了降温的好处,但这项研究揭示了其可访问性和吸引力的重大不平等. 大多数公园的可访问性很低,冷却服务的吸引力不够,这凸显了需要更公平的公园规划的需要.
科学领域:
- 城市规划是城市规划.
- 环境科学环境科学
- 公共卫生 公共卫生
背景情况:
- 全球变暖和城市化加剧了热浪和城市热岛效应,威胁着城市居民的健康.
- 公园提供关键的冷却服务,减轻热量影响,但对这些服务的公平性缺乏研究.
- 之前的研究集中在公园的冷却效应上,忽视了公园分配和可访问性的公平性.
研究的目的:
- 量化杭州核心地区18个城市公园的冷却服务的公平性.
- 确定公园冷却服务的可访问性和吸引力的差异.
- 通过适应性规划为更公平的公园冷却服务分配提供框架.
主要方法:
- 使用遥感和ArcGIS平台评估公园冷却效应.
- 量化公园冷却服务的效率,可访问性 (空间网络分析) 和吸引力 (来源-目的地矩阵数据).
- 根据冷却服务的供需,将公园分为四种类型.
主要成果:
- 所有18个研究的公园都表现出了冷却效应,强度不同.
- 77.80%的城市公园的可访问性很低,这表明冷却服务的空间分布不均.
- 72.20%的公园对冷却服务的吸引力较低,这表明潜力未得到充分利用.
结论:
- 在城市公园冷却服务的可访问性和吸引力方面存在重大不平等.
- 研究结果强调了需要战略性园区规划,以确保冷却效益的公平分配.
- 拟议的适应性规划措施可以帮助减轻城市化和气候变化的威胁,促进宜居的城市环境.
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