A-2: Geochemistry of natural waters: from atmospheric precipitations to deep brines.

[OA2-15] Permafrost massive ground ice geochemistry with implications to ice origin and potential post-thaw effects

*Nikita Tananaev^2,1, Evgeniya Soldatova^3,4, Natalia Belova^5,6, Alisa Baranskaya^5,7, Aleksey Lupachev⁸ (1. Melnikov Permafrost Institute SB RAS (Russia), 2. North-Eastern Federal University (Russia), 3. Tyumen State University (Russia), 4. Geological Institute RAS (Russia), 5. Moscow State University (Russia), 6. Earth Cryosphere Institute SB RAS (Russia), 7. Institute of Geography RAS (Russia), 8. Institute of Physicochemical and Biological Problems of Soil Science RAS (Russia))

Keywords:permafrost, ground ice, rare earth elements, dissolved organic carbon