renewable water source
internal resources are river discharges and the recharge of aquifiers
external resources are generated outside a country . Includes inflows from upstream countrues
water stress
renewable water sources are between 1,000 and 4,000 cubic meters per capita
water sacrity
renewable water resources are between 500 and 1,000 cubic meters per capita
absolute water sacrity
renewable water resources are below 500 cubic meters per capita