如何建设一座有韧性的城市？

Core Insights - The article highlights the devastating impact of extreme weather events, specifically the recent flooding in Rongjiang County, which has exposed the vulnerabilities of small cities in China to climate change and natural disasters [1][5][11]. Group 1: Flood Impact and Response - The flooding in Rongjiang County was described as potentially a once-in-30-years event, with water levels reaching 253.5 meters, exceeding the guaranteed level by 2 meters, and a flow rate of 8,360 cubic meters per second [5][13]. - Over 42,000 residents were urgently relocated due to the flooding, which caused significant damage to infrastructure, including roads and buildings, making rescue operations challenging [5][12]. - Many local businesses suffered severe losses, with reports of a clothing store losing up to 1.5 million yuan in inventory and renovations, while other small businesses faced uncertain futures [7][12]. Group 2: Urban Resilience and Infrastructure Challenges - The flooding revealed the inadequacies of Rongjiang's flood defense systems, which were designed for less severe events, highlighting the need for improved infrastructure in small cities [13][14]. - The average public budget income for Rongjiang County was approximately 352 million yuan, while expenditures reached 3.034 billion yuan, indicating a significant financial strain on local governance [13][14]. - The article emphasizes the importance of building resilient urban infrastructure to withstand extreme weather, advocating for multi-stakeholder collaboration and investment in climate-adaptive projects [14][15]. Group 3: Broader Context of Climate Change - The article places the Rongjiang flooding within a larger trend of increasing extreme weather events across China, citing past incidents such as the 2021 Henan floods that resulted in over 1,142 billion yuan in economic losses [11][12]. - It discusses the systemic vulnerabilities of small cities in the face of climate change, suggesting that these areas often lack the resources and infrastructure to effectively respond to such disasters [12][18]. - The need for a shift from merely reactive disaster response to proactive urban resilience planning is highlighted, with examples from cities like New York and Kigali showcasing successful strategies [14][15][18].