Variability of sediment yield from a high mountain catchment, Central Spanish Pyrenees
7 páginas, 6 figuras, 2 tablas The Izas experimental catchment is located in the high Gállego Valley, Central Spanish Pyrenees, in an environment strongly affected by the presence of snow during at least six months of the year. Discharge and sediment transport variability are closely linked to snowm...
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ftcsic:oai:digital.csic.es:10261/114889 2024-02-11T09:59:01+01:00 Variability of sediment yield from a high mountain catchment, Central Spanish Pyrenees Alvera, Bernardo García-Ruiz, José María 2000 http://hdl.handle.net/10261/114889 en eng University of Colorado Publisher's version http://www.jstor.org/stable/1552397 Sí Arctic, Antarctic and Alpine Research 32(4): 478-484 (2000) 1523-0430 http://hdl.handle.net/10261/114889 open artículo http://purl.org/coar/resource_type/c_6501 2000 ftcsic 2024-01-16T10:07:11Z 7 páginas, 6 figuras, 2 tablas The Izas experimental catchment is located in the high Gállego Valley, Central Spanish Pyrenees, in an environment strongly affected by the presence of snow during at least six months of the year. Discharge and sediment transport variability are closely linked to snowmelt and to intense autumn rainfalls. Following 11 yr of data collection, the seasonal and interannual variability of sediment transport has been estimated, as well as the relative importance of bedload, suspended sediment and solutes. The results obtained show that the total sediment yield is relatively low (between 200 and 320 t km -2 yr -1 ) and that solutes represent more than 60% of the sediment exported. Bedload, which in other mountain catchments reaches a great quantity, represents here, in general, less than 30% of the total sediment yield. Seasonal and interannual sediment transport variability is very high, mainly depending on the intensity of autumnal rainfalls. Peer reviewed Article in Journal/Newspaper Antarctic and Alpine Research Arctic Digital.CSIC (Spanish National Research Council) |
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Open Polar |
collection |
Digital.CSIC (Spanish National Research Council) |
op_collection_id |
ftcsic |
language |
English |
description |
7 páginas, 6 figuras, 2 tablas The Izas experimental catchment is located in the high Gállego Valley, Central Spanish Pyrenees, in an environment strongly affected by the presence of snow during at least six months of the year. Discharge and sediment transport variability are closely linked to snowmelt and to intense autumn rainfalls. Following 11 yr of data collection, the seasonal and interannual variability of sediment transport has been estimated, as well as the relative importance of bedload, suspended sediment and solutes. The results obtained show that the total sediment yield is relatively low (between 200 and 320 t km -2 yr -1 ) and that solutes represent more than 60% of the sediment exported. Bedload, which in other mountain catchments reaches a great quantity, represents here, in general, less than 30% of the total sediment yield. Seasonal and interannual sediment transport variability is very high, mainly depending on the intensity of autumnal rainfalls. Peer reviewed |
format |
Article in Journal/Newspaper |
author |
Alvera, Bernardo García-Ruiz, José María |
spellingShingle |
Alvera, Bernardo García-Ruiz, José María Variability of sediment yield from a high mountain catchment, Central Spanish Pyrenees |
author_facet |
Alvera, Bernardo García-Ruiz, José María |
author_sort |
Alvera, Bernardo |
title |
Variability of sediment yield from a high mountain catchment, Central Spanish Pyrenees |
title_short |
Variability of sediment yield from a high mountain catchment, Central Spanish Pyrenees |
title_full |
Variability of sediment yield from a high mountain catchment, Central Spanish Pyrenees |
title_fullStr |
Variability of sediment yield from a high mountain catchment, Central Spanish Pyrenees |
title_full_unstemmed |
Variability of sediment yield from a high mountain catchment, Central Spanish Pyrenees |
title_sort |
variability of sediment yield from a high mountain catchment, central spanish pyrenees |
publisher |
University of Colorado |
publishDate |
2000 |
url |
http://hdl.handle.net/10261/114889 |
genre |
Antarctic and Alpine Research Arctic |
genre_facet |
Antarctic and Alpine Research Arctic |
op_relation |
Publisher's version http://www.jstor.org/stable/1552397 Sí Arctic, Antarctic and Alpine Research 32(4): 478-484 (2000) 1523-0430 http://hdl.handle.net/10261/114889 |
op_rights |
open |
_version_ |
1790594909588160512 |