Listar Artículo científico por palabra clave "Cuencas"
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A multi-objective approach to select hydrological models and constrain structural uncertainties for climate impact assessments
Saavedra, Danny; Mendoza, Pablo A.; Addor, Nans; Llauca, Harold; Vargas, Ximena
(John Wiley and Sons, 2021-12)The assessment of climate change impacts on water resources and flood risk is typically underpinned by hydrological models calibrated and selected based on observed streamflow records. Yet, changes in climate are rarely ... -
Amazon River dissolved load: temporal dynamics and annual budget from the Andes to the ocean
Moquet, J.S.; Guyot, J.L.; Crave, A.; Viers, J.; Filizola, N.; Martinez, J.-M.; Oliveira, T.C.; Sánchez, L.S.H.; Lagane, C.; Lavado-Casimiro, W.; Noriega, L.; Pombosa, R.
(Springer Verlag, 2016-06)Acceso abiertoThe aim of the present study is to estimate the export fluxes of major dissolved species at the scale of the Amazon basin, to identify the main parameters controlling their spatial distribution and to identify the role of ... -
Assessing near real-time satellite precipitation products for flood simulations at sub-daily scales in a sparsely gauged watershed in Peruvian andes
Llauca, Harold; Lavado-Casimiro, W.; León, Karen; Jimenez, Juan C.; Traverso-Yucra, Kevin Arnold; Rau, Pedro
(MDPI AG, 2021-02-23)Acceso abiertoThis study investigates the applicability of Satellite Precipitation Products (SPPs) in near real-time for the simulation of sub-daily runoff in the Vilcanota River basin, located in the southeastern Andes of Peru. The ... -
Assessment of bottom-up satellite precipitation products on river streamflow estimations in the Peruvian Pacific drainage
Qquenta, Jonathan; Rau, Pedro; Bourrel, Luc; Frappart, Frédéric; Lavado-Casimiro, W.
(Multidisciplinary Digital Publishing Institute - MDPI, 2023)Acceso abiertoIn regions with limited precipitation information, like Peru, many studies rely on precipitation data derived from satellite products (SPP) and model reanalysis. These products provide near-real-time information and offer ... -
Attribution of Amazon floods to modes of climate variability: A review
Towner, Jamie; Cloke, Hannah L.; Santini, W.; Bazo, Juan; Coughlan de Perez, Erin; Stephens, Elisabeth M.
(John Wiley & Sons, 2020-08)Acceso abiertoAnomalous conditions in the oceans and atmosphere have the potential to beused to enhance the predictability of flood events, enabling earlier warnings toreduce risk. In the Amazon basin, extreme flooding is consistently ... -
Basin-scale analysis of rainfall and runoff in Peru (1969–2004): Pacific, Titicaca and Amazonas drainages
Lavado-Casimiro, W.; Ronchail, J.; Labat, D.; Espinoza, J.C.; Guyot, J.L.
(Taylor and Francis Ltd., 2012-06)Acceso abiertoAccording to the Peruvian agricultural ministry, the Pacific watersheds where the great cities and intense farming are located only benefit from 1% of the available freshwater in Peru. Hence a thorough knowledge of the ... -
Cl and Na Fluxes in an Andean Foreland Basin of the Peruvian Amazon: An Anthropogenic Impact Evidence
Moquet, Jean-Sébastien; Maurice, Laurence; Crave, Alain; Viers, Jérôme; Arevalo, Nore; Lagane, C.; Lavado-Casimiro, W.; Guyot, J.L.
(Springer, 2014-09-14)Acceso abiertoThe dissolved load of the Amazon River is generally considered to be lowlyimpacted by anthropogenic activities. In this work, based on the chemical and hydrologicaldatabase of the Environmental Research Observatory—HYBAM ... -
Climatic control on eastern Andean denudation rates (Central Cordillera from Ecuador to Bolivia)
Pepin, E.; Guyot, J.L.; Armijos, E.; Bazan, H.; Fraizy, Pascal; Moquet, J.S.; Noriega, L.; Lavado-Casimiro, W.; Pombosa, R.; Vauchel, P.
(Elsevier, 2013-07)Acceso cerradoThe suspended sediment yield and associated current denudation rates of eight large catchments located along the eastern range of the central Andes have been determined. The catchments have been chosen as mountainous and ... -
Downscaling climate projections for the Peruvian coastal Chancay-Huaral Basin to support river discharge modeling with WEAP
Olsson, T.; Kämäräinen, M.; Santos, Darwin; Seitola, T.; Tuomenvirta, H.; Haavisto, R.; Lavado-Casimiro, W.
(Elsevier B.V., 2017-10)Acceso abiertoStudy region The Chancay-Huaral (CH) coastal river basin in the Lima Region, Peru, between the Pacific Ocean and the Andean Cordillera. Study focus Climate change impacts on annual and monthly discharges in the CH Basin ... -
The integration of field measurements and satellite observations to determine river solid loads in poorly monitored basins
Espinoza-Villar, R.; Martinez, J.-M.; Guyot, J.L.; Fraizy, Pascal; Armijos, E.; Crave, A.; Bazan, H.; Vauchel, P.; Lavado-Casimiro, W.
(IRD France Nord, 2012-06)Acceso cerradoThe use of satellite imagery to assess river sediment discharge is discussed in the context of poorly monitored basins. For more than three decades, the Peruvian hydrological service SENAMHI has been maintaining several ... -
On the future of the water resources from glacier melting in the Cordillera Blanca, Peru
Bernard, Pouyaud; Marco, Zapata; Yerren, Jorge; Gomez, Jesus; Gabriela, Rosas; Suarez, Wilson
(Taylor and Francis Ltd., 2005)Acceso abiertoThe hydrological data (since 1953) of the Llanganuco basin (87.0 km2, 39% glacierized) show an increase of the glacial melting during the last quarter of the 20th century. These results were supplemented (since the end of ... -
Regional parameter estimation of the SWAT model: methodology and application to river basins in the Peruvian Pacific drainage
Asurza Véliz, Flavio Alexander; Lavado-Casimiro, W.
(MDPI AG, 2020-11-16)Acceso abiertoThis study presents a methodology for the regional parameters estimation of the SWAT (Soil and Water Assessment Tool) model, with the objective of estimating daily flow series in the Pacific drainage under the context of ... -
Seasonal differences in trace metal concentrations in the major rivers of the hyper-arid southwestern Andes basins of Peru
Ccanccapa-Cartagena, Alexander; Chavez Gonzales, Francisco D.; Paredes, Betty; Vera, Corina; Gutierrez, Guillermo; Valencia, Roland; Paz Alcázar, Ana Lucia; Zyaykina, Nadezhda N.; Filley, Timothy R.; Jafvert, Chad T.
(Elsevier, 2023-10)Acceso abiertoThe southern rivers of Peru originate in the Andes Mountains and flow in a southwestern direction to the Pacific Ocean through one of the most hyper-arid regions of the world. During each sub-equatorial summer from December ... -
Sediment budget in the Ucayali River basin, an Andean tributary of the Amazon River
Santini, W.; Martinez, J.-M.; Espinoza-Villar, R.; Cochonneau, G.; Vauchel, P.; Moquet, J.S.; Baby, P.; Espinoza, J.C.; Lavado-Casimiro, W.; Carranza, Jorge; Guyot, J.L.
(Copernicus GmbH, 2014-01)Acceso abiertoFormation of mountain ranges results from complex coupling between lithospheric deformation, mechanisms linked to subduction and surface processes: weathering, erosion, and climate. Today, erosion of the eastern Andean ... -
Towards a more consistent eco-hydrological modelling through multi-objective calibration: a case study in the Andean Vilcanota River basin, Peru
Fernández Palomino, Carlos; Hattermann, F.F.; Krysanova, V.; Vega-Jácome, Fiorella; Bronstert, A.
(Taylor and Francis Ltd., 2020)Acceso abiertoMost hydrological studies rely on a model calibrated using discharge alone. However, judging the model reliability based on such calibration is problematic, as it does not guarantee the correct representation of internal ... -
Trends in rainfall and temperature in the Peruvian Amazon-Andes basin over the last 40years (1965-2007)
Lavado-Casimiro, W.; Labat, D.; Ronchail, J.; Espinoza, J.C.; Guyot, J.L.
(John Wiley & Sons, Inc., 2013-09)Acceso cerradoThe hydroclimatology of the Peruvian Amazon-Andes basin (PAB) which surface corresponding to 7% of the Amazon basin is still poorly documented. We propose here an extended and original analysis of the temporal evolution ...