Browsing Институт вулканологии и сейсмологии ДВО РАН by Author "Derkachev Alexander"

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Identification of a widespread Kamchatkan tephra: A middle Pleistocene tie-point between Arctic and Pacific paleoclimatic records

Ponomareva Vera; Portnyagin Maxim; Derkachev Alexander; Juschus Olaf; Garbe-Schönberg Dieter; Nürnberg Dirk (2013)

Very few age controls exist for Quaternary deposits over the vast territory of the East Russian Arctic, which hampers dating of major environmental changes in this area and prevents their correlation to climatic changes ...
Tephra from andesitic Shiveluch volcano, Kamchatka, NW Pacific: chronology of explosive eruptions and geochemical fingerprinting of volcanic glass

Ponomareva Vera; Portnyagin Maxim; Pevzner Maria; Blaauw Maarten; Kyle Philip; Derkachev Alexander (2015)

The ~16-ka-long record of explosive eruptions from Shiveluch volcano (Kamchatka, NW Pacific) is refined using geochemical fingerprinting of tephra and radiocarbon ages. Volcanic glass from 77 prominent Holocene tephras and ...

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