综合水资源管理障碍:优先考虑在埃塞俄比亚背景下更好地实施
Hawinet Teso Dinsa1, Mebruk Mohammed Nurhusein1
1School of Civil and Environmental Engineering, Addis Ababa Institute of Technology (AAiT), Addis Ababa, Ethiopia.
Heliyon
|August 14, 2023
概括
优先考虑阻碍埃塞俄比亚实施综合水资源管理 (IWRM) 的障碍至关重要. 粮食不安全,贫困和水资源基础设施不足是阻碍经济效率,社会公平和环境可持续性的关键挑战.
科学领域:
- 环境科学 环境科学
- 水资源管理 水资源管理
- 可持续发展 可持续发展 可持续发展
背景情况:
- 综合水资源管理 (IWRM) 的实施在全球面临重大挑战.
- 埃塞俄比亚独特的环境为实现IWRM的经济效率,社会公平和环境可持续性目标带来了具体的障碍.
研究的目的:
- 识别和分类阻碍埃塞俄比亚IWRM实施的障碍物 (SB).
- 评估这些SBs对IWRM结果的时空影响.
- 为有效的IWRM实施优先考虑SB.
主要方法:
- 在水资源:可用性,开发,使用和治理相关的SBs的分类.
- 对SBs对IWRM结果的时空影响的评估.
- 使用模糊分析层次过程 (FAHP) 优先考虑SB.
主要成果:
- 粮食不安全 (用水) 是排名最高的SB.
- 贫困和对水资源基础设施 (水资源开发) 的投资不足是排名第二的SBs.
- 市场难以进入是最不重要的SB.
结论:
- 优先考虑使用FAHP的SB是可行的,并且对于在埃塞俄比亚有效实施IWRM至关重要.
- 按照确定优先顺序解决SB问题将大大改善IWRM的实施.
- FAHP方法为在埃塞俄比亚应对IWRM挑战提供了一种可靠的方法.
相关概念视频
Applications of GIS: Disaster Management and Emergency Response
108
Geographic Information System (GIS) technology is essential for risk identification, action prioritization, and resource optimization in critical situations like flooding and earthquakes. By integrating spatial and demographic data, GIS provides a comprehensive framework for emergency response.GIS integrates data layers, like rainfall intensity, topography, elevation profiles, and river levels, to model high-risk flood zones. These layers assess areas susceptible to flooding based on their...
108
Quality of Water
126
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...
126
Design Example: Analyzing Capacity Contours for Flood Risk Assessment
71
Flood risk assessment involves careful planning and analysis to ensure the safety of communities near water retention structures. Capacity contours are a vital tool in this process, as they illustrate the potential spread of water at specific levels in a given area. In the context of building a bund across a small valley, these contours play a critical role in evaluating the safety of nearby residential areas.In this example, the bund is intended to store stormwater in the valley. The engineers...
71
Regulation of Water Intake
560
Osmolality refers to the number of solute particles per kilogram of solvent in a solution. Plasma osmolality specifically indicates the total number of solute particles per kilogram of water in blood plasma. This value reflects the body's hydration status and is tightly regulated through mechanisms controlling water intake and output. While water consumption is a conscious decision, the body has intrinsic regulatory systems to maintain fluid balance. Dehydration, a state of water deficit...
560
Responses to Drought and Flooding
10.7K
Water plays a significant role in the life cycle of plants. However, insufficient or excess of water can be detrimental and pose a serious threat to plants.
10.7K
Regulation of Water Output
337
The human body predominantly expels water through the urinary system. On average, an individual generates around 1.5 liters of urine each day. This amount can fluctuate based on how well a person is hydrated, but a critical minimum quantity of urine must be produced to ensure the body's proper functioning. Daily, the kidneys remove 600 to 1200 milliosmoles of dissolved substances, effectively excreting excess minerals and water-soluble toxins such as creatinine, urea, and uric acid from the...
337


