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investigación medioambiental | |||
investigación sobre el medio ambiente | |||
investigación ambiental | |||
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investigación ambiental |
environmental research: 14 phrases in 6 subjects |
Environment | 5 |
General | 2 |
Meteorology | 1 |
Name of organization | 1 |
Politics | 2 |
United Nations | 3 |