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Shanghai has experienced multiple severe dengue fever outbreaks in recent years, which is a vector-borne viral disease spread by mosquitoes and poses a great challenge to the local public health. Studies show that the transmission patterns of dengue fever are complex and diverse, involving multiple factors, including climate change, urbanization process, and human activities. First, climatic conditions have a significant impact on the spread of dengue fever outbreaks上海品茶工作室. Shanghai's climate is mainly characterized by tropical monsoon climate, with heavy rainfall during the rainy season, providing an ideal environment for the breeding of mosquitoes. Particularly during the rainy season, accumulated water creates conditions for the breeding of Aedes aegypti and Aedes albopictus爱上海官网. According to research data, there is a significant upward trend in the number of infected cases after the rainy season上海新茶工作室. Rising temperatures can also promote the replication of the virus and the breeding of mosquitoes, leading to the spread of the epidemic. Second, the acceleration of urbanization has increased the risk of dengue fever transmission. The rapid urbanization in Shanghai has led to an increase in densely populated areas, with relatively backward waste disposal and wastewater management, which are prone to cause waterlogging. The construction of new buildings and infrastructure often lacks effective planning and management, leading to more
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