id	keyword
cjel-9131	environmental
cjel-9131	law
cjel-9131	ethics
cjel-9131	nature
cjel-9131	wilderness
cjel-9131	world
cjel-9131	virtues
cjel-9131	people
cjel-9131	note
cjel-9131	public
cjel-9131	land
cjel-9131	values
cjel-9131	national
cjel-9131	action
cjel-9131	green
cjel-9131	supra
cjel-9131	human
cjel-9131	responsibility
cjel-9131	american
cjel-9131	thoreau
cjel-9131	earth
cjel-9131	muir
cjel-9131	parks
cjel-9131	change