相关实验视频
Updated: Jan 9, 2026

06:27
Simulating Impacts of Ice Storms on Forest Ecosystems
Published on: June 30, 2020
7.4K
缓解未来的冰川湖爆发洪灾在喜马拉雅山脉
Xue Wang1, Wenfeng Chen2, Guoqing Zhang3
1State Key Laboratory of Tibetan Plateau Earth System, Environment and Resources (TPESER), Institute of Tibetan Plateau Research, Chinese Academy of Sciences, Beijing 100101, China; University of Chinese Academy of Sciences, Beijing 100049, China.
Science bulletin
|December 5, 2025
概括
中国中国中国中国.
科学领域:
- 低温层的危险 低温层的危险
- 减少灾害风险 减少灾害风险
- 冰川学的冰川学
背景情况:
- 冰川湖爆发洪水 (GLOF) 在喜马拉雅山脉构成严重风险.
- 对于GLOF影响的缓解策略尚未得到充分研究.
- 中国的冰川湖管理系统 (GLMS) 提供了一个潜在的模型.
研究的目的:
- 评估中国GLMS在减轻GLOF损害方面的有效性.
- 评估GLMS战略的区域复制潜力.
- 提出一个全面的框架,以减少喜马拉雅地区的GLOF风险.
主要方法:
- 对GLOF频率和下游损害 (1990-2023) 的分析.
- 未来冰川湖扩张和GLOF影响的水力动力学建模.
- 评估GLMS工程措施的有效性.
主要成果:
- GLOF频率没有显著下降,但GLMS后的下游损害在中国相对减轻.
- 预计冰川湖泊的面积将增加三倍,使GLOF的暴露显著增加,特别是在中国以外.
- 通过GLMS工程措施,可以将未来的洪水强度降低24% (中国为21%,国外为29%).
结论:
- 中国的GLMS在减轻GLOF影响方面取得了成功.
- 积极主动,协调,跨境框架整合工程,预警和社区响应对喜马拉雅至关重要.
- 应对未来的GLOF风险需要区域合作和有针对性的干预措施.
相关概念视频
Design Example: Analyzing Capacity Contours for Flood Risk Assessment
270
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...
270
Responses to Drought and Flooding
11.9K
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.
11.9K
Applications of GIS: Disaster Management and Emergency Response
437
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...
437
Global Climate Change
28.6K
Throughout its ~4.5 billion year history, the Earth has experienced periods of warming and cooling. However, the current drastic increase in global temperatures is well outside of the Earth’s cyclic norms, and evidence for human-caused global climate change is compelling. Paleoclimatology, the study of ancient climate conditions, provides ample evidence for human-caused global climate change by comparing recent conditions with those in the past.
28.6K
Open Angle Glaucoma: Treatment
934
In open-angle glaucoma, the iridocorneal angle remains open, but the trabecular meshwork becomes stiff, slowing down the outflow of aqueous humor. This causes a buildup of aqueous humor in the anterior chamber, leading to a sudden increase in intraocular pressure. The treatment for open-angle glaucoma focuses on reducing the elevated intraocular pressure by either decreasing the secretion of aqueous humor or increasing its outflow.
Drugs such as carbonic anhydrase inhibitors, α2- and...
Drugs such as carbonic anhydrase inhibitors, α2- and...
934
Adaptations that Reduce Water Loss
27.8K
Though evaporation from plant leaves drives transpiration, it also results in loss of water. Because water is critical for photosynthetic reactions and other cellular processes, evolutionary pressures on plants in different environments have driven the acquisition of adaptations that reduce water loss.
27.8K

