内陆水产养殖中温室气体排放计量方法:系统审查
Sharmilla Antonieta Favero Streit1, Marco Aurélio Rotta2, Jhony Lisboa Benato1
1Animal Science Research Program of Federal, University of Rio Grande Do Sul (PPGZoot/UFRGS), Porto Alegre, Rio Grande Do Sul, Brazil.
Environmental monitoring and assessment
|May 9, 2025
概括
本研究审查了内陆水产养殖碳足迹的温室气体 (GHG) 会计方法. 沉积物分析为温室气体排放提供了更高的精度,而漂浮室更适应水产养殖可持续性评估.
科学领域:
- 环境科学 环境科学
- 水产养殖科学 水产养殖科学
- 气候变化研究 气候变化研究
背景情况:
- 水产养殖是全球重要的粮食来源,对其环境足迹的审查日益加剧.
- 水产养殖产生的温室气体 (GHG) 排放是环境可持续性的关键关注领域.
- 对温室气体排放的准确核算对于开发低碳水产养殖实践至关重要.
研究的目的:
- 系统地审查和评估在内陆水产养殖业中对温室气体排放计算的方法.
- 评估不同的温室气体测量方法在水产养殖中的碳足迹分析的适用性.
- 确定用于报告水产养殖系统温室气体排放的标准化指标.
主要方法:
- 对现有的温室气体排放会计方法进行系统审查.
- 评估两种主要方法:浮动静态室和沉积物分析.
- 基于灵活性,可访问性,精度和易于实施的评估.
主要成果:
- 浮动静态室为温室气体测量提供了更大的适应性和简单性.
- 沉积物分析在温室气体量化中提供了更高的精度,但涉及到更大的操作复杂性.
- 建议使用标准化的功能单位,例如每公斤鱼或食用肉的二氧化碳相当的排放量.
结论:
- 浮动静态室和沉积物分析都有局限性,但它们的整合可以提高温室气体计算的准确性.
- 标准化指标对于在水产养殖中进行一致和可比的碳足迹评估至关重要.
- 这项研究支持水产养殖作为可持续的低碳蛋白质来源的发展.
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