English AGROVOC
NT
Geochemistry
RT
Geography
RT
Geology
RT
Geomorphology
RT
Geophysics
RT
Hydrology
RT
Meteorology
RT
Natural history
RT
Soil sciences
(Lao)
ວິທະຍາສາດພື້ນພິພົບ
(French)
Sciences de la terre
(Spanish)
Ciencias de la tierra