相关实验视频
Updated: Jul 2, 2025
12:44
Watershed Planning within a Quantitative Scenario Analysis Framework
Published on: July 24, 2016
8.0K
绘制和评估自然音景质量:一个基于指标的景观规划模型
Zhu Chen1, Johannes Hermes1, Christina von Haaren1
1Leibniz University Hannover, Institute of Environmental Planning, Herrenhäuser Str. 2, 30419 Hanover, Germany.
Journal of environmental management
|February 21, 2024
概括
一个新的基于指标的模型使用平静和活力指标量化自然音景质量 (NSQ). 这种独立于用户的工具是可转让的,可复制的,并通过与公众的偏好保持一致来帮助可持续的景观规划.
科学领域:
- 环境科学 环境科学
- 景观生态学 景观生态学
- 声学生态学 声学生态学
背景情况:
- 自然音景质量 (NSQ) 是一种重要的文化生态系统服务,影响人类福祉和景观美学.
- 目前还没有在景观规划和环境影响评估中为NSQ提供标准化的评估工具.
研究的目的:
- 提出并验证一个基于指标的模型,用于在地理信息系统 (GIS) 中评估和量化NSQ.
- 用冷静和活力来描述NSQ,将公众的偏好纳入评估标准.
主要方法:
- 开发了一个基于GIS的模型,使用指标,子指标和指标来空间量化NSQ组件 (平静,活力).
- 在德国斯普林格 (Springe) 进行了一项案例研究,评估不同土地覆盖类型和声音景观组成的NSQ.
- 使用了独立于用户的可复制性和可转移性的方法.
主要成果:
- 绿地 (森林,草原) 的NSQ最高,开放式农田的NSQ最低.
- 具有多个自然声音的景观在NSQ中得分高于具有单个声音的景观.
- 森林和城市公园的声音景观构成比其他土地覆盖类型的NSQ更高.
结论:
- 开发的基于指标的模型有效地评估和量化NSQ,与公众的偏好保持一致.
- 该模型的用户独立性,可重复性和可转移性使其适用于各种规划和管理规模.
- 研究结果支持将声音景观评估纳入可持续发展的景观规划和知情决策中.
相关概念视频
01:29Topographic Surveying and Contours
95
Topographic surveying is critical for documenting the Earth's surface, focusing on capturing elevations, slopes, and natural and man-made features. It is essential in construction planning, water resource management, and land-use analysis. The primary outcome of such surveys is a topographic map, which uses contour lines to visually represent the shape and slope of the terrain, providing valuable insights into the landscape's characteristics.Contour lines are fundamental to understanding the...
95
01:17Design Example: Analyzing Capacity Contours for Flood Risk Assessment
47
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...
47
01:21Manipulation and Analysis
25
GIS manipulation and analysis functions are vital for decision-making and planning. These activities range from data retrieval tasks, such as selecting information based on specific criteria, to advanced analytical techniques that address complex spatial problems.One critical GIS analysis method is overlaying, which combines multiple data layers to examine impacts. For example, overlaying a river-dammed lake boundary with road networks can identify affected infrastructure. Another common...
25
01:29Plotting of Topographic Maps
47
Topographic maps represent the Earth's surface features using contour lines, which connect points of equal elevation to create a two-dimensional representation of three-dimensional terrain. Creating a topographic map requires a systematic approach.Begin by plotting a scaled grid and marking intersections corresponding to the survey's elevation data points. Assign elevation values at these intersections to build the base map. Next, determine contour levels using a consistent contour interval,...
47
01:19Design Example: Maintaining Level of an Embankment
63
Constructing a roadway embankment over uneven terrain requires precise leveling to ensure stability and proper drainage. Surveyors use a leveling instrument and staff to calculate ground elevations and determine the required fill material at each point along the embankment alignment.The process begins by positioning a leveling instrument near a benchmark with a known elevation. A backsight reading establishes the instrument height, which serves as a reference for subsequent measurements. A...
63