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基于PSIR的全国林业制造业的生态承载力研究
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作者 姜微 周旺 谢婧 《绿色科技》 2024年第3期229-232,239,共5页
生态承载力的研究是可持续发展这一国家战略的基础和内涵。选取2005-2021年中国林业制造业生态承载力有关数据,采用PSIR模型选取初始指标,通过内部一致性检验、KMO和Bartlett球形度对初始指标进行筛选,并使用因子分析法和熵值法计算各... 生态承载力的研究是可持续发展这一国家战略的基础和内涵。选取2005-2021年中国林业制造业生态承载力有关数据,采用PSIR模型选取初始指标,通过内部一致性检验、KMO和Bartlett球形度对初始指标进行筛选,并使用因子分析法和熵值法计算各指标权重。得出逐年评估指数,考察林业制造业生态承载力影响因素随时间的演变轨迹。结果表明:2017年得分0.1418最高,社会经济和产业发展压力对得分影响最大。 展开更多
关键词 林业制造业 生态承载力 PSIR模型
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Carbon Emission Trends of Manufacturing and Influencing Factors in Jilin Province,China
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作者 YU Chao MA Yanji 《Chinese Geographical Science》 SCIE CSCD 2016年第5期656-669,共14页
This paper constructed a carbon emission identity based on five factors: industrial activity, industrial structure, energy inten- sity, energy mix and carbon emission parameter, and analyzed manufacturing carbon emis... This paper constructed a carbon emission identity based on five factors: industrial activity, industrial structure, energy inten- sity, energy mix and carbon emission parameter, and analyzed manufacturing carbon emission trends in Jilin Province at subdivided industrial level through Log-Mean Divisia Index (LMDI) method. Results showed that manufacturing carbon emissions of Jilin Province increased 1.304 ~ 107t by 66% between 2004 and 2010. However, 2012 was a remarkable year in which carbon emissions decreased compared with 2011, the first fall since 2004. Industrial activity was the most important factor for the increase of carbon emissions, while energy intensity had the greatest impact on inhibiting carbon emission growth. Despite the impact of industrial structure on carbon emissions fluctuated, its overall trend inhibited carbon emission growth. Further, influences of industrial structure became gradually stronger and surpassed energy intensity in the period 2009-2010. These results conclude that reducing energy intensity is still the main way for carbon emission reduction in Jilin Province, hut industrial structure can not be ignored and it has great potential. Based on the analyses, the way of manufacturing industrial structure adjustment for Jilin Province is put forward. 展开更多
关键词 MANUFACTURING carbon emissions influencing factors Log-Mean Divisia Index (LMDI) industrial structure adjustment Jilin Province China
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