相关实验视频
Updated: Sep 18, 2025
09:27
Wind Tunnel Experiments to Study Chaparral Crown Fires
Published on: November 14, 2017
9.8K
森林火灾风险感知调查:意大利托斯卡纳当地社区的见解
Silvia Calvani1, Riccardo Paoloni1, Cristiano Foderi1
1Department of Agricultural Food Environment and Forestry Sciences and Technologies: Università Degli Studi Di Firenze Dipartimento Di Scienze E Tecnologie Agrarie Alimentari Ambientali E Forestali, University of Florence, Via San Bonaventura 13, Florence, 50145 Italy.
Fire ecology
|June 23, 2025
概括
专家和居民对野火风险的看法不同,非专家低估了危险. 公共行动和知识交流是改善野火预防和社区恢复能力的关键.
科学领域:
- 社会生态系统社会生态系统
- 环境风险感知环境风险感知
- 野火管理管理 野火管理
背景情况:
- 野火是一个复杂的社会生态挑战,需要多方利益相关者的合作.
- 了解当地风险感知对于有效的野火管理和缓解行为至关重要.
- 这项研究调查了意大利托斯卡纳四个火灾易发地区的野火风险感知.
研究的目的:
- 探索和比较托斯卡纳的专家和非专家团体之间的野火风险感知.
- 识别风险感知中的差距,并了解影响这些差距的因素.
- 为社区层面提高意识和减少野火风险的战略提供信息.
主要方法:
- 对两个不同的群体进行调查:专家 (技术人员,政策制定者等). 和非专家 (居民,学生,游客).
- 收集有关人口统计,与领土的关系,媒体习惯,风险感知和火灾管理的数据.
- 根据受访者类型和地理区域分析和比较调查结果.
主要成果:
- 在专家和非专家组之间发现了野火风险感知的显著差异,比不同地点更为明显.
- 非专家通常低估了野火风险,表现出一定程度的乐观.
- 采访表明,公共行动被认为是实施变革的主要驱动力.
结论:
- 对预防的范式转变是必不可少的,需要科学和当地知识之间的交流.
- 提高认识的举措和集体行动被提议作为弥合认知差距的起点.
- 建议对风险感知进行持续监测和进一步研究,以增强社区的性并为政策提供信息.
相关概念视频
02:41Responses to Drought and Flooding
11.0K
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.
11.0K
01:28Survey Safety
183
Surveying near highways, rough terrain, or power lines involves significant risks. Working along highways is particularly dangerous and requires the use of warning signs and flagmen. It is safest to avoid working directly on roads and use offsets whenever possible. When highway work is unavoidable, it must follow all safety guidelines. Surveyors should wear bright clothing, such as orange reflective vests, to ensure visibility to motorists, coworkers, and hunters. In construction zones, wearing...
183
01:29Applications of GIS: Disaster Management and Emergency Response
164
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...
164
01:17Design Example: Analyzing Capacity Contours for Flood Risk Assessment
106
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...
106
01:29Levels of Use of a GIS
109
Geographic Information Systems (GIS) operate across three levels of application, each representing an increasing degree of complexity: data management, analysis, and prediction. These levels reflect the expanding functionality and versatility of GIS technology in handling spatial data for diverse purposes.Data ManagementAt its foundational level, GIS serves as a tool for data management, enabling the input, storage, retrieval, and organization of spatial data. This level is often employed in...
109
01:12Relative Risk
366
Relative risk (RR) is a statistical measure commonly used in epidemiology to compare the likelihood of a particular event occurring between two groups. This metric is important for evaluating the relationship between exposure to a specific risk factor and the probability of a particular outcome. It plays a crucial role in medical research, public health studies, and risk assessment. Relative risk quantifies how much more (or less) likely an event is to occur in an exposed group compared to an...
366