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Subject (Region)
- Russia (Federation)5
- Soviet Union2
- Amu-Darya Delta1
- Angara River Region1
- Aral Sea (Uzbekistan and Kazakhstan)1
- Aral Sea Region (Uzbekistan and Kazakhstan)1
- Baikal, Lake, Region1
- East European Plain1
- Lena River1
- Mediterranean Sea1
- Mongolia1
- Russia1
- Uzbekistan1
- Western Dvina River1
- White Sea Region1
- White Sea Region (Russia)1