Question

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1. The study was dtcneocdu by researchers
2. in the polar segiorn
3. the Arctic and Antarctica or in steerds
4. osbvdtiieyri in over half of rivers
5. Other reasons include uonlpliot
6. letmica change
7. eetnswr Europe
8. the most niecmoco development
9. one of the worst-eadtcffe rivers
10. The least-mitadpec rivers
11. low onopuptlia density
12. paercomd with how they were​

Answer 1

el primero es el estudio fue dtcneocdu por las investigadoras