1 résultat(s) pour 'drought control'
Drought control
Disaster risk reduction
Nature conservation, Reservoirs, Water resources management
Science
> Pollution, disasters and safety
مكافحة الجفاف (ar), Lucha contra la sequía (es), Lutte contre la sécheresse (fr), Борьба с засухой (ru)
http://vocabularies.unesco.org/thesaurus/concept8142