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DEGRADACION DE TIERRAS (2) |
DEGRADATION DE L'ENVIRONNEMENT (2) |
DESERTIFICACION (2) |
DESERTIFICATION (2) |
DETERIORO AMBIENTAL (2) |
DEVASTATION DES TERRES (2) |
DISASTER PREVENTION (2) |
DROUGHT CONTROL (2) |
ENVIRONMENTAL DEGRADATION (2) |
LAND DEGRADATION (2) |