id	keyword
fbem-1571	carbon emission
fbem-1571	emission trading
fbem-1571	carbon trading
fbem-1571	trading market
fbem-1571	emission rights
fbem-1571	china
fbem-1571	allocation
fbem-1571	management
fbem-1571	emission reduction
fbem-1571	emissions
fbem-1571	system
fbem-1571	university
fbem-1571	information
fbem-1571	national
fbem-1571	measures
fbem-1571	article
fbem-1571	notice
fbem-1571	regulation
fbem-1571	development
fbem-1571	government