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| activités d'éveil; étude de l'environnement; étude du milieu; sciences de l'environnement; environnement m | |||
| environmental studies: 10 phrases in 5 subjects |
| Economy | 1 |
| Environment | 5 |
| Natural sciences | 2 |
| Social science | 1 |
| United Nations | 1 |
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