abstract
agriculture
appropriation
area
availability
capita
catchers
change
climate
cloud
concept
constraints
contamination
country
desalinate
desalination
drinking
ecological
food
fossil
gallons
groundwater
grow
high
human
hydrologic
illustration
industry
inefficiently
information
keyword
keywords
khat
liters
market
meters
nets
oil
peak
peak water
people
pipeline
plant
population
production
receding
resource
saltier
shortage
shortfall
snowfall
snowmelt
sustainable
sustainably
tag
tags
term
terms
typography
uncounted
underground
unsustainable
water
waterborne
wells
withdrawn
word
words
world
yr