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食品和能源行业对水资源的竞争日益激烈
Xian Liu1,2
1School of Geography Sciences, Shanxi Normal University, Taiyuan, China.
PloS one
|November 25, 2024
概括
在山西,粮食和能源部门之间的水资源竞争正在加剧,这是由快速增长的能源水足迹所推动的. 有效的水资源管理战略对于可持续的区域发展至关重要.
科学领域:
- 环境科学 环境科学
- 资源管理 资源管理
- 农业经济学 农业经济学
背景情况:
- 水资源对区域食品和能源行业至关重要.
- 争夺水的竞争可能会阻碍可持续发展.
- 了解水足迹动态是管理资源分配的关键.
研究的目的:
- 量化山西省粮食和能源的水足迹.
- 分析粮食和能源部门对水资源的竞争指数.
- 为可持续的水资源管理提供建议.
主要方法:
- 水足迹理论的应用.
- 谷物和能源水足迹的计算.
- 开发和应用水资源竞争指数.
主要成果:
- 从2000年到2021年,粮食水足迹增加了11.2%,而产量增加了81.1%.
- 在同一时期,能源水足迹增长了544.7%,其中煤炭占主导地位.
- 食品和能源行业的水竞争指数从0.42上升到0.94.
结论:
- 加强水资源竞争对区域可持续发展构成重大挑战.
- 减少作物和能源的水足迹是必不可少的.
- 需要积极主动地管理水资源,以确保区域工业的健康发展.
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