Research on Energy Efficiency and Environmental Pollution in China: a Simultaneous Equations Approach

2011 ◽  
Vol 361-363 ◽  
pp. 974-977 ◽  
Author(s):  
Ying Nan Dong ◽  
Yu Duo Lu ◽  
Jiao Jiao Yu

This paper examined the relationship between the energy efficiency and the environmental pollution. By using the data of energy intensity and economic loss caused by environmental pollution (ELP) in China from 1989-2009, a simultaneous equations was developed. The result of two-stage OLS estimation suggested that the energy had exerted positive influences on the decreasing of the environmental pollutions. By enhancing the energy efficiency and adjusting the industrial structure and energy consumption structure, China is exploring a road for sustainable development in the energy conservation.

2012 ◽  
Vol 616-618 ◽  
pp. 1404-1408
Author(s):  
Si Xi Lu ◽  
Qing Zhong Zhou ◽  
Rong Fan

In order to analyze the relationship between energy consumption and environmental pollution, grey theory has been applied. By making use of the correlative statistic data, inherent grey relevancy between energy consumption and environmental pollution of China has been discussed as an example, and different impact degrees that various energies consumption have on environmental quality of China has been ascertained by calculating the grey relevancy degree. The results show that fuel oil, coal, coal oil, crude oil and gasoline are the energy varieties that have great impact on environmental quality, while natural gas has less impact on environmental quality. In the end, energy consumption development strategies that can improve environmental quality have been put forward to offer scientific gist for adjusting energy consumption structure, improving environmental quality and actualizing sustainable development between energy consumption and environment.


2011 ◽  
Vol 71-78 ◽  
pp. 2416-2419
Author(s):  
Hong Qin Liu ◽  
Xu Yan ◽  
Hai Yan Duan ◽  
Xian En Wang

After World War Ⅱ Japanese economy has undergone three periods: the rapid industrialization period, the industrial structure adjustment period and the economy depression period. Affected by the speed of economic development, industrial structure and other factors, Japanese energy consumption has shown different features during specific period of time. This article use the LMDI model, analyze the effect of different factors on Japanese energy consumption which include economic development, energy intensity, energy consumption structure and population size, research on the weight of specific factors during each developing period. The results show that all the factors show positive effect in the rapid industrialization period; in the industrial structure adjustment period, economic development factor shows positive effect while energy consumed factor shows negative; and in the depression period, the trend of all the factors contribution rate are slowly, economic development and energy consumption structure also show negative effect besides the energy intensity factor.


2014 ◽  
Vol 962-965 ◽  
pp. 1767-1772
Author(s):  
Zun Ming Ren

The paper utilized the co-integration test, error correction model and Granger causality test, and other methods to verify the influence of the coal, oil and electricity prices, industrial and energy consumption structures on China's energy efficiency based on time-series data from 1979 to 2010. Test results show that: there is long-term equilibrium relationship of the energy prices, industrial structure, energy consumption structure and energy efficiency; coal prices, industrial structure and energy consumption structure are the Granger reasons of energy efficiency both in the short and long run; while the oil and electricity prices only constitute the long-term Granger reasons of energy efficiency. Finally, it analyzed the implications of policies of the empirical results and provided some constructive suggestions.


CONVERTER ◽  
2021 ◽  
pp. 468-479
Author(s):  
Xiangdong Sun Et al.

Improving the world's aggregate energy efficiency is consequential for global sustainable development. This paper evaluated the world's aggregate energy intensity reduction along with economic growth and industrial transformationusing the panel data of all countries around the world from 1971 to 2016. The overall energy intensity of the world was decomposed into activity mix and national intensity based on LMDI approach, and we found that the latter was the main driving force for the reduction of the world's overall energy intensity. We further analyzed the relationship between energy prices, technological progress, and national intensity. The results showed that technological progress and energy prices significantly decreased national intensity, with significant regional differences, however, no significant impact appeared in a price-declining period. To reduce energy intensity, localized measures in different supra-national regions are needed.


2012 ◽  
Vol 524-527 ◽  
pp. 3083-3086
Author(s):  
Di Ping Zhang ◽  
Jin Nan Wang ◽  
Xiao Ning Zhang ◽  
Jing Wu

Taking Zhejiang Province as an example, this paper using statistical data of 1990-2009 makes a statistical analysis of energy consumption and an empirical research on the relationship between economic growth and energy consumption, energy efficiency by the way of metrology analysis. The result shows the relationship between economic growth and energy consumption, energy efficiency in Zhejiang Province is long balanced. There is a two-way causation between economic growth and energy consumption, but only a single causal relationship between economic growth and energy efficiency, namely, GDP grows by 3.4% when energy efficiency grows by 1%. Therefore, we give some advice on energy consumption in Zhejiang Province and the national economy sustainable development.


2013 ◽  
Vol 401-403 ◽  
pp. 2209-2212
Author(s):  
Jin Yu Tian ◽  
Na Zhao

Energy consumption scales have been expanding, but energy efficiency is relatively low, and its important to analysis of essential factors that affect China's energy efficiency. In this paper, via principal component analysis, make the overall comparison and evaluation on the situation of China's energy efficiency. Changes in the industrial structure and energy consumption structure are the most important factor affecting energy efficiency.


2014 ◽  
Vol 986-987 ◽  
pp. 202-205
Author(s):  
Xin Lin Liao

Energy is the base of modern industrial economy. Basing on the data of cities and industries in Guangdong from 2000 to 2013, this paper analyzes the relationship of energy intensity, FDI and industrialization by regression model. The results show that the industrialization levels of the cities in Guangdong are in accordance with their energy consumption and economic conditions, and Guangdong should focus on the development of “win-win” industries which both increasing industrial output and reducing energy efficiency.


2020 ◽  
Vol 15 (6) ◽  
pp. 98
Author(s):  
Yan Shigang ◽  
Deng Xin ◽  
Li Lexuan

With the economic development and the increased energy consumption, challenges of environmental pollution control have been intensified in Beijing. To promote sustainable socioeconomic development, energy consumption restructure and the environment governance have become important issues of Beijing. Based on the grey correlation model, this paper analyzed the relationship between energy consumption structure and environmental pollution in Beijing. It is empirically shown that coal and oil consumption in Beijing’s energy consumption were highly correlated with environmental pollution, while natural gas consumption had the least impact on environmental pollution emissions. The findings of the study provided an empirical support to how to optimize the energy consumption structure and decrease the environment pollution.


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