Range:
Subjects: Jordan; Statistics; Water; Water treatment plants
Subjects: Jordan; Statistics; Sanitation; Waste water; Water treatment plants
Subjects: Jordan; Statistics; Drinking water
Subjects: Jordan; Statistics; Groundwater
Subjects: Jordan; Statistics; Water resources
Subjects: Jordan; Statistics
Subjects: Jordan; Statistics; Surface water
Subjects: Jordan; Statistics; Nature reserves
Subjects: Forest ecology; Jordan; Statistics
Subjects: Statistics; Gas
Subjects: Jordan; Statistics; Air; Gas; Pollution
Subjects: Jordan; Statistics; Air; Carbon dioxide; Pollution
Subjects: Jordan; Statistics; Air; Environmental aspects; Pollution
Subjects: Jordan; Statistics; Air; Pollution
Subjects: Jordan; Statistics; Dust
Subjects: Jordan; Statistics; Air; Dust; Pollution
Subjects: Jordan; Statistics; Food; Quality assurance
Subjects: Statistics; Food; Quality assurance
Subjects: Jordan; Environment protection; Human rights; Standards
Subjects: Brakes; Internal combustion engines; Automobiles; Islamic jurisprudence
Subjects: Jordan; Statistics; Ecology; Pollution
Subjects: Iraq; Nasiriyah; Physical properties
Subjects: Iraq; Pollution; Quality control; Water
Subjects: Chemical properties; Egypt; Irrigation