1 نتائج 'desertification'
Desertification (en)
Desertificación (es), Опустынивание (ru), تصحر (ar), Désertification (fr)
Soil degradation
Arid zones, Desert science, Drought, Soil erosion
Science
> Pollution, disasters and safety
Desertificación (es), Опустынивание (ru), تصحر (ar), Désertification (fr)
http://vocabularies.unesco.org/thesaurus/concept2847