id	keyword
american_scientific_journal-652	groundwater
american_scientific_journal-652	area
american_scientific_journal-652	potential
american_scientific_journal-652	map
american_scientific_journal-652	flow
american_scientific_journal-652	sciences
american_scientific_journal-652	research
american_scientific_journal-652	land
american_scientific_journal-652	study
american_scientific_journal-652	technology
american_scientific_journal-652	engineering
american_scientific_journal-652	asrjets
american_scientific_journal-652	volume
american_scientific_journal-652	journal
american_scientific_journal-652	recharge
american_scientific_journal-652	figure
american_scientific_journal-652	density
american_scientific_journal-652	river
american_scientific_journal-652	american
american_scientific_journal-652	zones
american_scientific_journal-652	data
american_scientific_journal-652	gis