الفترة:
Subjects: Jordan; Statistics; Groundwater
Subjects: Jordan; Statistics; Water resources
Subjects: Jordan; Statistics
Subjects: Jordan; Statistics; Surface water
Subjects: Jordan; Statistics; Nature reserves
Subjects: Jordan; Statistics; Birds
Subjects: Forest ecology; Statistics
Subjects: Statistics
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; Air; Dust; Pollution
Subjects: Jordan; Statistics; Food; Quality assurance
Subjects: Statistics; Food; Quality assurance
Subjects: Jordan; Statistics; Electricity; Prices
Subjects: Jordan; Statistics; Prices; Water
Subjects: Jordan; Statistics; Climate
Subjects: Jordan; Statistics; Ecology; Pollution
Subjects: Building materials; Rocks
Subjects: Iraq; Zab River
Subjects: Atmosphere; Jordan; Air; Censorship; Pollution
Subjects: Economic geology; Jordan
Subjects: Building stones; Jordan; Mechanical properties
Subjects: Ajlun; Jordan
Subjects: Arabian Gulf; Heavy minerals; Minerals; Saudi Arabia; Sediments
Subjects: Egypt; Gulf of Suez
Subjects: Eastern Desert; Egypt
Subjects: Egypt; Western Sahara; Geology; Petroleum
Subjects: Egypt; Sinai peninsula; Groundwater
Subjects: Sediments; Yemen
Subjects: Jiddah; Saudi Arabia
Subjects: Mecca; Saudi Arabia; Environmental aspects