首页|Volcanic Hazard Mapping for Changbaishan-Tianchi Region,China

Volcanic Hazard Mapping for Changbaishan-Tianchi Region,China

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Volcanic hazard zoning is an effective way to reduce and mitigate volcanic risks.Due to its frequent magmatic unrest and potential for catastrophic eruption,the Changbaishan-Tianchi Volcano is currently the focus of attention for volcanic disaster prevention in China.This study uses past eruption data obtained from geological surveys and geochronological studies,to construct simulations of tephra fall,pyroclastic flows,lava flows,and lahars.Several widely accepted numerical models were adopted to simulate each hazard at different eruption scales.Hazard zoning was then conducted,producing a com-prehensive hazards map of the Changbaishan-Tianchi Volcano.The map identifies areas of high,medi-um,and low hazard,mostly at 0-15,15-60,60-100 km from the edifice.This work serves as the scientific basis for the authorities and general public in the areas around the Changbaishan-Tianchi Volcano in planning for future response,as well as provides a reference for hazard zoning in other areas potentially affected by volcanic hazards.

Changbaishan-Tianchi Volcanoactive volcanonumerical modelshazardsmapping

Yuan Wan、Jiandong Xu、Bo Pan、Jingwei Zhang、Hongmei Yu、Bo Zhao、Feixiang Wei

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Jilin Changbaishan Volcano National Observation and Research Station,Institute of Geology,China Earthquake Administration,Beijing 100029,China

2024

地球科学学刊(英文版)
中国地质大学

地球科学学刊(英文版)

CSTPCD
影响因子:0.724
ISSN:1674-487X
年,卷(期):2024.35(6)