压力下的转基因批准:气候冲击如何影响各国的政策
1Department of Agricultural Economics and Rural Sociology, Auburn University, Auburn, Alabama, United States of America.
PloS one
|October 22, 2025
概括
极端天气等气候冲击往往会推迟转基因生物 (GMO) 的批准,特别是在有限的转基因生物生产能力的国家. 这种监管滞后可能会阻碍全球粮食系统适应气候变化.
科学领域:
- 农业科学 农业科学
- 气候科学 气候科学
- 政策研究 政策研究
背景情况:
- 转基因生物种植被提议作为农业气候变化适应战略.
- 然而,GMO监管在全球范围内存在很大差异,仍然是一个有争议的问题.
- 气候变化带来了环境压力,影响了农业实践和政策.
研究的目的:
- 调查气候冲击对全球GMO批准模式的影响.
- 确定气候冲击是否会影响转基因生物的批准概率,特别是在转基因生物生产能力不同的国家.
- 分析对全球粮食系统适应能力和政策的影响.
主要方法:
- 开发一个理论模型来预测气候冲击对转基因生物的批准的影响.
- 使用局部预测方法来估计气候冲击的累积影响.
- 与气候冲击事件相关的批准活动数据的分析.
主要成果:
- 发现气候冲击降低了转基因生物被批准的可能性.
- 在GMO开发能力较低的国家,批准的延迟更为明显.
- 调查结果表明,由于气候冲击,监管惯性可能会扩大.
结论:
- 气候变化可能会加剧有关转基因生物的现有监管分歧.
- 增加的监管惯性可能会阻碍气候适应所需的农业技术的采用.
- 这项研究引发了人们对全球粮食系统在环境压力下的弹性和适应能力的担忧.
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