城市空间结构要素对日益增长的大城市碳排放效率的影响:成都的案例
1College of Architecture and Environment, Sichuan University, Chengdu, 610065, China.
Scientific reports
|June 19, 2023
概括
城市空间结构显著影响碳排放效率,因地区而异. 差异化的规划策略对于成都等大城市的可持续发展至关重要.
科学领域:
- 城市规划是城市规划.
- 环境科学环境科学
- 地理 地理 地理 地理.
背景情况:
- 城市空间结构的区域异质性会影响碳排放效率.
- 可持续的城市发展需要了解这些对低碳战略的影响.
研究的目的:
- 为了分析成都的空间碳排放效率.
- 确定影响碳排放和其影响权重的关键空间结构元素.
- 探索这些影响在不同城市区的空间异质性.
主要方法:
- 使用高分辨率网格进行分析.
- 使用普通最小平方 (OLS) 和地理加权回归 (GWR).
- 测量空间碳排放效率和多维空间结构元素.
主要成果:
- 成都的碳排放效率在中央较高,在外围较低.
- 城市密度,功能组合,土地使用和交通结构是影响因素的关键因素.
- 空间结构元素对发达地区,发展中国家和欠发达地区 (平原和山区) 的影响有很大差异.
结论:
- 建议采用针对特定区域特征的差异化城市规划策略.
- 这些发现为成都和其他大城市的低碳发展政策提供了科学基础.
- 为可持续城市规划和减少碳排放提供了实际指导.
相关概念视频
Design Example: Sustainability in Concrete Building
199
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...
199
Sustainable Development
13.4K
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.
13.4K
Global Climate Change
24.6K
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.
24.6K
The Carbon Cycle
38.7K
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.
38.7K
Threats to Biodiversity
22.5K
There have been five major extinction events throughout geological history, resulting in the elimination of biodiversity, followed by a rebound of species that adapted to the new conditions. In the current geological epoch, the Holocene, there is a sixth extinction event in progress. This mass extinction has been attributed to human activities and is thus provisionally called the Anthropocene. In 2019 the human population reached 7.7 billion people and is projected to comprise 10 billion by...
22.5K
Manipulation and Analysis
46
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...
46


