id	keyword
cjel-4053	court
cjel-4053	act
cjel-4053	air act
cjel-4053	law
cjel-4053	question
cjel-4053	infeasibility
cjel-4053	review
cjel-4053	clean air
cjel-4053	circuit
cjel-4053	environmental
cjel-4053	standards
cjel-4053	equity
cjel-4053	case
cjel-4053	agency
cjel-4053	f.2d
cjel-4053	decision
cjel-4053	federal
cjel-4053	company
cjel-4053	claim
cjel-4053	state
cjel-4053	administrator
cjel-4053	injunction
cjel-4053	pollution
cjel-4053	defense