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Increased outburst flood hazard from Lake Palcacocha due to human-induced glacier retreat

Abstract:

A potential glacial lake outburst flood from Lake Palcacocha (Cordillera Blanca, Peru) threatens Huaraz, a city of 120,000 people. In 1941, an outburst flood destroyed one-third of the city and caused at least 1,800 fatalities. Since pre-industrial times, Lake Palcacocha has expanded due to the retreat of Palcaraju glacier. Here we used observations and numerical models to evaluate the anthropogenic contribution to the glacier’s retreat and glacial lake outburst flood hazard. We found that th...

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Publication status:
Published
Peer review status:
Peer reviewed

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Publisher copy:
10.1038/s41561-021-00686-4

Authors


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Institution:
University of Oxford
Division:
SSD
Department:
SOGE
Sub department:
Environmental Change Institute
Oxford college:
Linacre College
Role:
Author
ORCID:
0000-0002-1854-0641
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Name:
Natural Environment Research Council
Publisher:
Springer Nature
Journal:
Nature Geoscience More from this journal
Volume:
14
Issue:
2
Pages:
85-90
Publication date:
2021-02-04
Acceptance date:
2021-01-05
DOI:
EISSN:
1752-0908
ISSN:
1752-0894
Language:
English
Keywords:
Pubs id:
1146463
Local pid:
pubs:1146463
Deposit date:
2020-11-23

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