Range:
Subjects: Management; Water resources; Dams; Hydrology; Saudi Arabia
Subjects: Red Sea Coast; Saudi Arabia
Subjects: Eastern Desert; Egypt; Granite; Radioactive substances
Subjects: Forecasts; Petroleum reserves
Subjects: Mecca; Saudi Arabia; Groundwater; Quality control
Subjects: Aquifers; Arid zones; Earth (Planet); Electromagnetism; Fluids
Subjects: Absorption spectra; Analytical chemistry; Light; Optics; Spectrometers
الموضوعات: الترسيب؛ العراق