Natural hazards versus climate change and their potential impacts in the dry, northern Himalayas: focus on the upper Kali Gandaki (Mustang District, Nepal)
Special Issue : Sustainable Water Management in Central Asia . International audience In the Himalayas, the consequences of climate change are a fairly debated issue, mainly questioning the availability of water resources to the lowland population. North of the monsoon Himalayas, a semi-arid, contin...
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ftunivparis1:oai:HAL:hal-01201550v1 2024-05-19T07:47:15+00:00 Natural hazards versus climate change and their potential impacts in the dry, northern Himalayas: focus on the upper Kali Gandaki (Mustang District, Nepal) Fort, Monique Pôle de recherche pour l'organisation et la diffusion de l'information géographique (PRODIG) Université Paris 1 Panthéon-Sorbonne (UP1)-Institut de Recherche pour le Développement (IRD)-École Pratique des Hautes Études (EPHE) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-Université Paris-Sorbonne (UP4)-AgroParisTech-Université Paris Diderot - Paris 7 (UPD7)-Centre National de la Recherche Scientifique (CNRS) 2014 https://hal.science/hal-01201550 https://hal.science/hal-01201550/document https://hal.science/hal-01201550/file/14-Fort%20Mustang%20EES%2012665-014-3087-y.pdf https://doi.org/10.1007/s12665-014-3087-y en eng HAL CCSD info:eu-repo/semantics/altIdentifier/doi/10.1007/s12665-014-3087-y hal-01201550 https://hal.science/hal-01201550 https://hal.science/hal-01201550/document https://hal.science/hal-01201550/file/14-Fort%20Mustang%20EES%2012665-014-3087-y.pdf doi:10.1007/s12665-014-3087-y info:eu-repo/semantics/OpenAccess EnvironmentalEarth Sciences https://hal.science/hal-01201550 EnvironmentalEarth Sciences, 2014, [s.p.]. ⟨10.1007/s12665-014-3087-y⟩ Climate change Natural hazards Mustang District Himalayas of Nepal Arid uplands [SHS.GEO]Humanities and Social Sciences/Geography info:eu-repo/semantics/article Journal articles 2014 ftunivparis1 https://doi.org/10.1007/s12665-014-3087-y 2024-04-25T00:03:11Z Special Issue : Sustainable Water Management in Central Asia . International audience In the Himalayas, the consequences of climate change are a fairly debated issue, mainly questioning the availability of water resources to the lowland population. North of the monsoon Himalayas, a semi-arid, continental climate prevails and settlements rely economically mostly on irrigated crops, high altitude rangelands, trade and tourism. The upper Kali Gandaki (Mustang) is situated in this area, with sharp contrasts between valley bottoms (\3,000 m) and high, glaciated peaks (up to [8,000 m). The impacts of climate change may appear in different ways. Gullying is common, and might increase with greater climate variability. Increased ground instabilities (earth-flows and occasional debris flows) affecting extensive shale/marly substrates are also expected, linked to changes in snow cover and seasonality. Similarly, the combination of higher snowfall and rapid melting may favour the occurrence of flash floods. The possibility of glacial outburst floods is less probable because of the present limited glaciation. Eventually, permafrost melting may induce rock avalanches down the steepest cliffs and might impact the adjacent valley floors. Collectively, these hazards will affect irrigation canals and fields, new infrastructures and the associated growing settlements. Water availability in the near future is more difficult to predict; however, any change in the amount and nature of precipitation may affect groundwater reserves, hence spring discharge and runoff, with consequences for agricultural products. Eventually, the overall potential increase in natural hazards may jeopardize the development of small markets and the good connection of these upper valleys to the main urban centres of Nepal, a country with a very low economic and social capacity to adjust. Article in Journal/Newspaper permafrost Université Paris 1 Panthéon-Sorbonne: HAL Environmental Earth Sciences 73 2 801 814 |
institution |
Open Polar |
collection |
Université Paris 1 Panthéon-Sorbonne: HAL |
op_collection_id |
ftunivparis1 |
language |
English |
topic |
Climate change Natural hazards Mustang District Himalayas of Nepal Arid uplands [SHS.GEO]Humanities and Social Sciences/Geography |
spellingShingle |
Climate change Natural hazards Mustang District Himalayas of Nepal Arid uplands [SHS.GEO]Humanities and Social Sciences/Geography Fort, Monique Natural hazards versus climate change and their potential impacts in the dry, northern Himalayas: focus on the upper Kali Gandaki (Mustang District, Nepal) |
topic_facet |
Climate change Natural hazards Mustang District Himalayas of Nepal Arid uplands [SHS.GEO]Humanities and Social Sciences/Geography |
description |
Special Issue : Sustainable Water Management in Central Asia . International audience In the Himalayas, the consequences of climate change are a fairly debated issue, mainly questioning the availability of water resources to the lowland population. North of the monsoon Himalayas, a semi-arid, continental climate prevails and settlements rely economically mostly on irrigated crops, high altitude rangelands, trade and tourism. The upper Kali Gandaki (Mustang) is situated in this area, with sharp contrasts between valley bottoms (\3,000 m) and high, glaciated peaks (up to [8,000 m). The impacts of climate change may appear in different ways. Gullying is common, and might increase with greater climate variability. Increased ground instabilities (earth-flows and occasional debris flows) affecting extensive shale/marly substrates are also expected, linked to changes in snow cover and seasonality. Similarly, the combination of higher snowfall and rapid melting may favour the occurrence of flash floods. The possibility of glacial outburst floods is less probable because of the present limited glaciation. Eventually, permafrost melting may induce rock avalanches down the steepest cliffs and might impact the adjacent valley floors. Collectively, these hazards will affect irrigation canals and fields, new infrastructures and the associated growing settlements. Water availability in the near future is more difficult to predict; however, any change in the amount and nature of precipitation may affect groundwater reserves, hence spring discharge and runoff, with consequences for agricultural products. Eventually, the overall potential increase in natural hazards may jeopardize the development of small markets and the good connection of these upper valleys to the main urban centres of Nepal, a country with a very low economic and social capacity to adjust. |
author2 |
Pôle de recherche pour l'organisation et la diffusion de l'information géographique (PRODIG) Université Paris 1 Panthéon-Sorbonne (UP1)-Institut de Recherche pour le Développement (IRD)-École Pratique des Hautes Études (EPHE) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-Université Paris-Sorbonne (UP4)-AgroParisTech-Université Paris Diderot - Paris 7 (UPD7)-Centre National de la Recherche Scientifique (CNRS) |
format |
Article in Journal/Newspaper |
author |
Fort, Monique |
author_facet |
Fort, Monique |
author_sort |
Fort, Monique |
title |
Natural hazards versus climate change and their potential impacts in the dry, northern Himalayas: focus on the upper Kali Gandaki (Mustang District, Nepal) |
title_short |
Natural hazards versus climate change and their potential impacts in the dry, northern Himalayas: focus on the upper Kali Gandaki (Mustang District, Nepal) |
title_full |
Natural hazards versus climate change and their potential impacts in the dry, northern Himalayas: focus on the upper Kali Gandaki (Mustang District, Nepal) |
title_fullStr |
Natural hazards versus climate change and their potential impacts in the dry, northern Himalayas: focus on the upper Kali Gandaki (Mustang District, Nepal) |
title_full_unstemmed |
Natural hazards versus climate change and their potential impacts in the dry, northern Himalayas: focus on the upper Kali Gandaki (Mustang District, Nepal) |
title_sort |
natural hazards versus climate change and their potential impacts in the dry, northern himalayas: focus on the upper kali gandaki (mustang district, nepal) |
publisher |
HAL CCSD |
publishDate |
2014 |
url |
https://hal.science/hal-01201550 https://hal.science/hal-01201550/document https://hal.science/hal-01201550/file/14-Fort%20Mustang%20EES%2012665-014-3087-y.pdf https://doi.org/10.1007/s12665-014-3087-y |
genre |
permafrost |
genre_facet |
permafrost |
op_source |
EnvironmentalEarth Sciences https://hal.science/hal-01201550 EnvironmentalEarth Sciences, 2014, [s.p.]. ⟨10.1007/s12665-014-3087-y⟩ |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.1007/s12665-014-3087-y hal-01201550 https://hal.science/hal-01201550 https://hal.science/hal-01201550/document https://hal.science/hal-01201550/file/14-Fort%20Mustang%20EES%2012665-014-3087-y.pdf doi:10.1007/s12665-014-3087-y |
op_rights |
info:eu-repo/semantics/OpenAccess |
op_doi |
https://doi.org/10.1007/s12665-014-3087-y |
container_title |
Environmental Earth Sciences |
container_volume |
73 |
container_issue |
2 |
container_start_page |
801 |
op_container_end_page |
814 |
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