广东人的“防疫战争”：与蚊子决一死战

Core Viewpoint - The city of Foshan, Guangdong, is engaged in an urgent public health battle against Chikungunya fever, marking an unprecedented level of response since the COVID-19 pandemic [1][2]. Group 1: Disease Overview - Chikungunya fever, transmitted by mosquitoes, has led to severe symptoms such as high fever, rashes, and intense joint pain, with approximately 5.5 million people at risk globally [2]. - Since the first reported case in Foshan on July 8, confirmed cases have surged to over 7,000 by late July, prompting local authorities to declare a serious public health situation [3][45]. Group 2: Government Response - The Foshan government activated a Level III public health emergency response on July 29, initiating widespread testing and preventive measures, including free nucleic acid screenings [3][4]. - A comprehensive public health campaign has been launched, involving community mobilization for mosquito eradication and sanitation efforts across multiple cities in Guangdong [5][46]. Group 3: Community Involvement - The campaign has seen participation from various sectors, including local government officials, community workers, and even school teachers, emphasizing a collective effort to combat the mosquito population [20][21][19]. - Residents are actively involved in cleaning up potential mosquito breeding sites, with community-driven initiatives to eliminate standing water and promote hygiene [22][24]. Group 4: Challenges and Adaptations - The ongoing rainy season complicates efforts, as heavy rainfall can create new breeding grounds for mosquitoes, making it difficult to maintain cleanliness [29][30]. - Reports indicate that all mosquitoes in Guangdong have developed resistance to common insecticides, necessitating increased dosages and alternative strategies for mosquito control [38][39]. Group 5: Innovative Measures - New strategies include the release of sterilized male mosquitoes to reduce the population and the introduction of natural predators like loaches and mosquito-eating fish in local water bodies [43]. - The community is also encouraged to plant mosquito-repelling plants, further diversifying the approach to mosquito control [43]. Group 6: Current Status and Future Outlook - As of August 8, Foshan reported a decline in daily new cases, with numbers dropping below 200 for five consecutive days, indicating some success in the ongoing battle [44]. - However, local officials warn that the situation remains serious due to environmental factors, and continued vigilance is necessary to prevent further outbreaks [45].