id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
fbem-5832	Gao, Gengjun; Zhou, Feiyan	Evaluation of Environmental Efficiency of Chinese Coastal Ports under the Background of Ecological Civilization: A Study Based on Three-stage SBM Model	2023	7	.pdf	application/pdf	5249	187	39	[12] considered carbon dioxide as a non-desired output and used an inseparable input-output SBM model to evaluate the environmental efficiency of eight major container ports in China, based on which the carbon dioxide reduction potential of each port was evaluated to improve environmental efficiency. At the same time, the level of environmental efficiency of ports is also a key factor affecting the process of ecological civilization construction.	cache/fbem-5832.pdf	txt/fbem-5832.txt