相关实验视频
Updated: Jul 6, 2025

12:44
Watershed Planning within a Quantitative Scenario Analysis Framework
Published on: July 24, 2016
8.0K
平衡低碳和环保发展:土地利用碳排放效率和土地生态安全的协调发展战略
Ying Hong1, Hong Yu1, Yuchen Lu1
1College of the Environment & Ecology, Xiamen University, Xiang'an South Road, Xiang'an District, Xiamen, 361102, China.
Environmental science and pollution research international
|January 8, 2024
概括
这项研究表明,中国的土地利用碳排放效率 (LUCEE) 和土地生态安全 (LES) 显示出复杂的时空动态. 需要有针对性的战略来平衡区域差异,并促进可持续的土地利用以实现碳中和目标.
科学领域:
- 环境科学 环境科学
- 生态生态学 生态生态学
- 经济学 经济学 经济学
背景情况:
- 促进碳中和需要了解土地利用碳排放效率 (LUCEE) 和土地生态安全 (LES) 之间的相互作用.
- 中国的生态文明建设需要对土地利用效率和生态安全的协调发展.
- 现有的研究往往忽视了LUCEE和LES的合动态和空间异质性.
研究的目的:
- 测量和分析2011年至2020年中国LUCEE和LES的时空演变.
- 研究LUCEE和LES之间的合协调度 (CCD) 以及其时空特征.
- 确定CCD的区域差异及其潜在原因,以告知政策.
主要方法:
- 超高效的基于松散的测量模型 (包括不必要的输出) 来评估LUCEE和LES.
- 核密度估计和标准偏差圆 (SDE) 来探索CCD的时空模式.
- 达格姆·吉尼系数用于分析空间区域差异及其来源.
主要成果:
- 卢塞地区显示出"高西部,低东部"的模式,区域差异很大,而全国范围内LES的情况有所改善.
- 总体而言,CCD增加,省际差异从多极分化演变为双极分化.
- SDE分析表明CCD的分布变化,其度增加.
- 在CCD的区域差异总体上有所减少,但仍然存在,特别是在西部地区.
结论:
- 中国的LUCEE和LES表现出明显的时空趋势和区域差异.
- 卢塞和莱斯之间的合协调正在改善,但面临着严重的区域不平衡.
- 解决转变强度对于缓解CCD的区域差异至关重要.
- 定制的区域战略对于可持续的土地利用和加强生态安全至关重要.
相关概念视频
Sustainable Development
13.3K
As the human population continues to grow and use resources, we must be mindful of our planet’s natural limits. Sustainable development provides a pathway to maintain and improve human life now while also ensuring that future generations will have the resources that they need. The long-term success of sustainability efforts rests on understanding the interplay between human actions and ecological systems.
13.3K
Design Example: Sustainability in Concrete Building
167
As the construction industry moves towards more eco-friendly practices, concrete's adaptability and its ability to incorporate sustainable features make it a key material in the drive towards greener building solutions.
There are multiple approaches to achieve sustainability in a commercial concrete building. For instance, construct a concrete parking area under the building, utilizing pervious concrete paver blocks in open areas to facilitate rainwater collection through an underground...
There are multiple approaches to achieve sustainability in a commercial concrete building. For instance, construct a concrete parking area under the building, utilizing pervious concrete paver blocks in open areas to facilitate rainwater collection through an underground...
167
The Carbon Cycle
37.6K
Carbon is the basis of all organic matter on Earth, and is recycled through the ecosystem in two primary processes: one in which carbon is exchanged among living organisms, and one in which carbon is cycled over long periods of time through fossilized organic remains, weathering of rocks, and volcanic activity. Human activities, including increased agricultural practices and the burning of fossil fuels, has greatly affected the balance of the natural carbon cycle.
37.6K
Design Example: Alignment of a Road Line Using GIS
49
The alignment of a road line using Geographic Information Systems (GIS) is a critical process in civil engineering, combining advanced technology with practical decision-making. This methodology begins with the collection of geospatial data, including information on land cover, geomorphology, drainage patterns, slope, and contour details. Such data is typically acquired through satellite imagery and GIS tools, offering a comprehensive understanding of the terrain.Once the data is gathered, it...
49
Bioremediation
18.4K
Bioremediation is the use of prokaryotes, fungi, or plants to remove pollutants from the environment. This process has been used to remove harmful toxins in groundwater as a byproduct of agricultural run-off and also to clean up oil spills.
18.4K
What is Conservation Biology?
18.4K
Conservation biology is a scientific field that focuses on the preservation of biodiversity in order to protect ecosystems while meeting the needs of the human population. Humans require properly functioning ecosystems to maintain our supply of natural resources, including food, medicines, and building materials.
18.4K

