id	keyword
esrj-21211	crustal
esrj-21211	thickness
esrj-21211	gravity
esrj-21211	earthquakes
esrj-21211	figure
esrj-21211	variations
esrj-21211	south
esrj-21211	anomalies
esrj-21211	plate
esrj-21211	andes
esrj-21211	zones
esrj-21211	catalog