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bilan hydrique; bilan hydraulique | |||
constitution des réserves d'eau | |||
conservation des eaux | |||
protection des eaux; conservation de l'eau; installation de prise d'eau | |||
conservation de l’eau | |||
conservation des ressources en eau | |||
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conservation de l'eau |
water conservation : 21 phrases in 7 subjects |
Environment | 6 |
General | 1 |
Human resources | 1 |
Life sciences | 2 |
Name of organization | 3 |
United Nations | 1 |
Water resources | 7 |