id	keyword
ajee-2593	water
ajee-2593	nigeria
ajee-2593	water resources
ajee-2593	development
ajee-2593	management
ajee-2593	river
ajee-2593	basin
ajee-2593	environmental
ajee-2593	groundwater
ajee-2593	state
ajee-2593	national
ajee-2593	pollution
ajee-2593	federal
ajee-2593	supply
ajee-2593	delta
ajee-2593	chad
ajee-2593	oil
ajee-2593	lake
ajee-2593	journal
ajee-2593	ministry
ajee-2593	water supply
ajee-2593	authority