scholarly journals Does the low-carbon city policy make a difference? Empirical evidence of the pilot scheme in China with DEA and PSM-DID

2021 ◽  
Vol 122 ◽  
pp. 107238
Author(s):  
Yang Fu ◽  
Chenyang He ◽  
Ling Luo
2013 ◽  
Vol 869-870 ◽  
pp. 393-398
Author(s):  
Fa Sain Lo ◽  
Tao Sun

Governments and scientists are concerned about the negative impacts of climate change on humanity in the foreseeable future, especially for the city sustainable development. Smart Grid is an important infrastructure service for developing the energy efficiency and low carbon society. The reliability and efficiency of our electrical grid can be enhanced by implementing smart grid technology; however this would require modifications to the current electrical system. The objective of this paper is to find out the innovation strategy for future smart grid by investigate, analyze and evaluate the related technologies and competitive information of different nations and industries. We presented the key information about smart grid development in the world. We also proposed four practical smart grid innovation strategies and innovation model for smart-green city policy making, construction and administration.


2021 ◽  
Vol 4 (S2) ◽  
Author(s):  
Qiangyi Li ◽  
Mian Yang ◽  
Fei Xu ◽  
Fuxia Yang ◽  
Xiaojian Xiang

AbstractThe formulation and implementation of Low-Carbon City Policy (LCCP) is an essential initiative for China to build its low-carbon society. Based on the panel data of 282 prefecture-level cities in China from 2003 to 2016, this study evaluates the effects of LCCP implementation on pilot cities’ carbon emission performance using difference-in-differences method, and then the mechanism has also been examined with a mediating effect model. The results show that: first, the LCCP implementation has increased the carbon emission performance of the pilot cities significantly, indicating that it is an effective way to promote the low-carbon transformation of Chinese cities. Second, the positive effects in CO2 performance resulting from LCCP demonstrate significant heterogeneity: in general, the cities in east China, with higher economic development level and in a larger size, achieve more significant CO2 emission reduction than their respective counterparts. The results on the mechanism test imply that the LCCP helps improve pilot cities’ carbon emission performance in three ways, including reducing energy consumption, updating the industrial structure, and promoting technological progress. Finally, some useful policy recommendations are put forward to promote China’s low-carbon city construction.


Land ◽  
2021 ◽  
Vol 10 (2) ◽  
pp. 137
Author(s):  
Xianchun Tan ◽  
Tangqi Tu ◽  
Baihe Gu ◽  
Yuan Zeng ◽  
Tianhang Huang ◽  
...  

Assessing transport CO2 emissions is important in the development of low-carbon strategies, but studies based on mixed land use are rare. This study assessed CO2 emissions from passenger transport in traffic analysis zones (TAZs) at the community level, based on a combination of the mixed-use development model and the vehicle emission calculation model. Based on mixed land use and transport accessibility, the mixed-use development model was adopted to estimate travel demand, including travel modes and distances. As a leading low-carbon city project of international cooperation in China, Shenzhen International Low-Carbon City Core Area was chosen as a case study. The results clearly illustrate travel demand and CO2 emissions of different travel modes between communities and show that car trips account for the vast majority of emissions in all types of travel modes in each community. Spatial emission differences are prominently associated with inadequately mixed land use layouts and unbalanced transport accessibility. The findings demonstrate the significance of the mixed land use and associated job-housing balance in reducing passenger CO2 emissions from passenger transport, especially in per capita emissions. Policy implications are given based on the results to facilitate sophisticated transport emission control at a finer spatial scale. This new framework can be used for assessing the impacts of urban planning on transport emissions to promote sustainable urbanization in developing countries.


Author(s):  
Jintao Ma ◽  
Qiuguang Hu ◽  
Weiteng Shen ◽  
Xinyi Wei

To cope with climate change and achieve sustainable development, low-carbon city pilot policies have been implemented. An objective assessment of the performance of these policies facilitates not only the implementation of relevant work in pilot areas, but also the further promotion of these policies. This study uses A-share listed enterprises from 2005 to 2019 and creates a multi-period difference-in-differences model to explore the impact of low-carbon city pilot policies on corporate green technology innovation from multiple dimensions. Results show that (1) low-carbon city pilot policies stimulates the green technological innovation of enterprises as manifested in their application of green invention patents; (2) the introduction of pilot policies is highly conducive to green technological innovation in eastern cities and enterprises in high-carbon emission industries; and (3) tax incentives and government subsidies are important fiscal and taxation tools that play the role of pilot policies in low-carbon cities. By alleviating corporate financing constraints, these policies effectively promote the green technological innovation of enterprises. This study expands the research on the performance of low-carbon city pilot policies and provides data support for a follow-up implementation and promotion of policies from the micro perspective at the enterprise level.


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