在多河流域解决方案的水,能源,食品和生态系统连接一致性评估
Adrián González-Rosell1, Beáta Pataki2, János Fehér3
1Department of Agricultural Economics, Universidad Politécnica de Madrid, ETSIAAB, Avda. Puerta Hierro 2, 28040, Madrid, Spain; CEIGRAM, Universidad Politécnica de Madrid, Calle Senda del Rey 13, 28040, Madrid, Spain.
The Science of the total environment
|October 14, 2025
概括
这项研究评估了在多河流域的水资源管理解决方案,使用水-能源-食物-生态系统 (WEFE) 联系方法. 结合生态流和废水再利用,可以平衡权衡,解决水资源短缺问题.
科学领域:
- 环境科学 环境科学
- 水资源管理 水资源管理
- 社会经济学 社会经济学
背景情况:
- 气候变化和社会经济发展增加了对多河流域资源的压力,导致干旱和水资源短缺.
- 水 - 能源 - 粮食 - 生态系统 (WEFE) 联系方法对于分析相互连接和提高资源效率至关重要.
- 生态系统保护和经济活动受到越来越严重的水资源短缺威胁.
研究的目的:
- 对两个与水有关的解决方案进行连接一致性评估:增加生态流量和扩大废水再利用.
- 通过参与性流程和专家咨询共同设计和评估这些措施.
- 通过使用定量工具分析跨部门协同效应和权衡.
主要方法:
- 参与过程,通过对话和研讨会,约有158个利益相关者参与其中.
- 专家咨询,以补充利益相关者的意见.
- 星系交叉影响分析 (N-CIA) 是基于网络理论的定量工具.
主要成果:
- 增加生态流有利于水生生态系统,但减少了水力发电,增加了温室气体排放.
- 扩大废水再利用有利于农业和社会经济发展,但可能会影响水生生态系统.
- 总而言之,这些解决方案显示出平衡权衡和解决水资源短缺问题的潜力.
结论:
- 对跨部门影响的定量评估对于连贯的政策评估至关重要,这超出了直觉.
- 利益相关方的参与和专家的意见提高了综合资源管理解决方案的设计和评估.
- 应用的框架确定了改善资源管理的杆点,并促进了多河可持续性对话.
相关概念视频
Quality of Water
504
In concrete preparation, the quality of water is paramount as it affects the strength and durability of the concrete. Potable water is usually preferred; however, it must not have excessive sodium or potassium to prevent compromising the concrete's integrity. Water quality is typically evaluated based on impurities such as dissolved solids, chlorides, and sulfates, and its pH value is ideally between 6 and 8. Even slightly acidic natural water may be acceptable unless it contains harmful...
504
What is an Ecosystem?
46.6K
Overview
46.6K
States of Water
56.0K
Water exists in any one of the three classical states: solid (ice), liquid (water), and gas (steam or water vapor). The state of water depends on i) the intermolecular forces that draw molecules together and ii) the kinetic energy that leads to movements that pull them apart.
Water freezes when the intermolecular forces are greater than the kinetic energy. Unlike most other substances, water is less dense in its solid state than in its liquid state. This is because each water molecule can form...
Water freezes when the intermolecular forces are greater than the kinetic energy. Unlike most other substances, water is less dense in its solid state than in its liquid state. This is because each water molecule can form...
56.0K
Testing Water Quality
365
When the quality of water for concrete preparation is uncertain, its impact on the setting time of cement and compressive strength of mortar is assessed by comparison with de-ionized or distilled water benchmarks. American Society for Testing and Materials (ASTM) C1602 requires the setting times to be within 90 minutes of the control, British Standard (BS) 3146:1980 allows a 30-minute variance in the initial setting, while British Standards European Norm (BS EN) 1008 specifies initial setting...
365
Energy Considerations in Open Channel Flow
570
Open channel flow, where a fluid flows with a free surface exposed to the atmosphere, is primarily governed by gravitational and surface effects, distinguishing it from closed conduit or pipe flow. In open channels such as rivers, canals, and artificial channels, energy analysis provides valuable insights into flow behavior and the relationship between depth, velocity, and slope.Specific Energy and Flow DepthIn open channel flow, the specific energy, E, combines the gravitational potential...
570
The Water Cycle
28.1K
The Earth’s hydrosphere includes all of the areas where the storage and movement of water occurs. Since water is the basis of all living processes, the cycling of water is extremely important to ecosystem dynamics.
28.1K


