Range:
Subjects: Disinfectants; Environmental aspects; Sanitation; Waste water
Subjects: Iraq; Environmental aspects; Sanitation; Waste water
Subjects: Iraq; Economic aspects; Mathematical models
Subjects: Jordan; Zarqa; Groundwater
Subjects: Saudi Arabia; Simulation methods; Air; Mathematical models; Pollution
Subjects: Adsorption; Sanitation; Waste water
Subjects: Jordan; Statistics; Water resources
Subjects: Statistics
Subjects: Jordan; Statistics; Fuels
Subjects: Jordan; Statistics; Fuels; Housing
Subjects: Liquid fuels; Fuels
Subjects: Jordan; Statistics; Hydrology; Water balance
Subjects: Statistics; Temperatures
Subjects: Jordan; Statistics
Subjects: Statistics; Water
Subjects: Kuwait; Shuwaikh; Statistics
Subjects: Kuwait; Statistics
Subjects: Kindergarten; Kuwait; Statistics
Subjects: Kuwait; Statistics; al-Salmiya
Subjects: Statistics; Drinking water