id	keyword
ca-5784	history
ca-5784	texas
ca-5784	earth
ca-5784	oil
ca-5784	west
ca-5784	petroleum
ca-5784	time
ca-5784	press
ca-5784	human
ca-5784	university
ca-5784	world
ca-5784	west texas
ca-5784	reef
ca-5784	past
ca-5784	fracking
ca-5784	life
ca-5784	new
ca-5784	geological
ca-5784	anthropology
ca-5784	process
ca-5784	permian
ca-5784	contingent
ca-5784	basin