1 resultados para 'water quality'
Water quality
Calidad del agua (es), Qualité de l'eau (fr), Качество воды (ru), نوعية المياه (ar), جودة المياه (ar)

Water analysis, Water chemistry

Brackish water, Desalination, Drinking water, Environmental health, Environmental quality, Saline water, Sanitation, Waste water, Water pollution

Science
> Hydrology


http://vocabularies.unesco.org/thesaurus/concept190