杀虫剂对非目标生物有负面影响
Nian-Feng Wan1, Liwan Fu2, Matteo Dainese3
1Shanghai Key Laboratory of Chemical Biology, School of Pharmacy, East China University of Science and Technology, Shanghai, China. nfwan@ecust.edu.cn.
Nature communications
|February 13, 2025
概括
杀虫剂会伤害各种非目标物种,影响整个生态系统的生长和繁殖. 目前的农药使用引发了可持续性问题,需要更好的生物多样性风险评估.
科学领域:
- 生态毒理学 生态毒理学
- 环境科学 环境科学
- 生物多样性研究 生物多样性研究
背景情况:
- 农药对非目标物种构成重大威胁,导致全球生物多样性丧失.
- 不完全了解各种种类和生态系统中农药诱导的危害的全部程度.
- 现有的风险评估可能无法充分捕捉农药对非向生物的多样性影响.
研究的目的:
- 综合主要农药类别 (杀虫剂,除草剂,杀菌剂) 对广泛的非标生物的影响.
- 量化农药对不同热带层和环境 (陆地和水生) 的影响.
- 评估农药影响在不同地理区域和暴露场景中的一致性.
主要方法:
- 从1705项已发表的研究中对20,212个效果大小进行了元分析.
- 包括非目标植物,无脊椎动物,脊椎动物,细菌和真菌的数据.
- 对生长,繁殖,行为和生理生物标志物的影响分析.
主要成果:
- 农药总是对非目标生物的生长,繁殖和生理产生负面影响.
- 对植物,动物和微生物的陆地和水生系统都观察到影响.
- 即使是特定的农药 (例如,新类杀虫剂) 也影响了意想不到的群体 (例如两动物),在温带地区的影响更为强烈.
结论:
- 目前的农药使用模式引发了关于环境可持续性的严重问题.
- 对于农药的更全面,更强大的风险评估框架有着至关重要的需要.
- 减少对生物多样性和生态系统功能的风险需要加强对农药应用的监管方法.
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