预计随着气候变化,肠道病毒爆发的强度将增加
Rachel E Baker1,2, Wenchang Yang3, Gabriel A Vecchi3,4
1Department of Epidemiology, School of Public Health, Brown University, Providence, RI, USA. rebaker@brown.edu.
Nature communications
|July 31, 2024
概括
温暖的天气和学校的时间表推动了肠道病毒的传播. 气候变化可能会使疫情的规模增加高达40%,特别是冬季变暖较少,影响公共卫生.
科学领域:
- 病毒学和流行病学.
- 气候变化影响研究 影响研究
背景情况:
- 肠道病毒,包括脊髓灰质炎病毒,通常表现出与温暖天气相关的季节性传播模式.
- 了解环境和人口因素对于预测肠道病毒传播至关重要.
研究的目的:
- 评估影响肠道病毒传播的环境和人口因素.
- 预测气候变化对未来肠道病毒循环模式的影响.
主要方法:
- 对历史脊髓灰质炎数据 (美国) 和肠道病毒A数据 (中国,日本) 的分析.
- 使用了机械模型和统计方法.
- 纳入了CMIP6气候预测,用于21世纪末的情景.
主要成果:
- 肠道病毒的传播与温度有正相关性.
- 人口因素,如学校学期,显著影响传输时间.
- 由于气候变化,疫情规模的预计增加,根据冬季变暖的变化.
结论:
- 预计气候变化将加剧肠道病毒的爆发.
- 冬季变暖的程度会影响未来疫情的严重程度.
- 在严峻的气候变化情景下,在某些地区,峰值爆发可能增加多达40%.
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