Range:
Subjects: Heavy minerals; Jordan; Karak; Air; Pollution
Subjects: Saudi Arabia; Groundwater; Quality control
Subjects: Water
Subjects: Jordan; Water
Subjects: Jordan; Tafilah
Subjects: Jordan; Environmental aspects; Sanitation; Waste water
Subjects: Heavy minerals; Jordan; Maan; Plants
Subjects: Dead Sea; Jordan
Subjects: Jordan
Subjects: Jordan; Sewage sludge
Subjects: Heavy minerals; Jordan; Maan
Subjects: Absorption; Adsorption; Cadmium; Heavy minerals; Copper
Subjects: Amman; Heavy minerals; Jordan; Kindergarten; Environmental aspects