“安全冗余”不多余（纵横）

Group 1 - The article emphasizes the importance of "safety redundancy" in mitigating risks associated with extreme weather events, which have been increasingly recognized as a global risk [1][2][3] - It highlights that the construction of "safety redundancy" requires significant upfront investment, but the benefits are often realized in the form of "accidents that did not happen," making it easy to overlook [1][2] - The article points out that a lack of "safety redundancy" can lead to severe consequences, as it serves as a backup when primary defenses fail [1][2] Group 2 - The Central Urban Work Conference has called for the construction of resilient cities, emphasizing the need to focus on "safety redundancy" to enhance urban resilience [2][3] - It suggests that improving urban resilience requires attention to detail, process control, and proactive risk assessment, rather than just addressing current needs [2] - The article advocates for public awareness and education to enhance individual protective capabilities, which is also considered a necessary form of "redundancy" [2]