Browsing 01. Artículos Científicos by Issue Date
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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 ... -
Potential impacts of early twenty-first century changes in temperature and precipitation on rainfed annual crops in the Central Andes of Peru
Sanabria Quispe, Janeet; Calanca, Pierluigi; Alarcón Velazco, Constantino Eusebio; Canchari, Glicerio
(Springer, 2014-03-08)Acceso abiertoSmallholder agriculture in the Central Andes of Peru is based to large extent on rainfed cropping systems, is exposed to climatic risks and is expected to respond sensitively to increasing temperatures and shifts in the ... -
A comparative performance analysis of TRMM 3B42 (TMPA) versions 6 and 7 for hydrological applications over Andean-Amazon river basins
Zulkafli, Z.; Buytaert, W.; Onof, C.; Manz, B.; Tarnavsky, E.; Lavado-Casimiro, W.; Guyot, J.L.
(American Meteorological Society, 2014-04)Acceso abiertoThe Tropical Rainfall Measuring Mission 3B42 precipitation estimates are widely used in tropical regions for hydrometeorological research. Recently, version 7 of the product was released. Major revisions to the algorithm ... -
Low-frequency modulation and trend of the relationship between ENSO and precipitation along the northern to centre Peruvian Pacific coast
Bourrel, L.; Rau, Pedro; Dewitte, Boris; Labat, David; Lavado-Casimiro, W.; Coutaud, Aude; Vera, Andrea; Alvarado, Abigail; Ordóñez Gálvez, Juan Julio
(John Wiley and Sons, 2014-05-21)Acceso abiertoThe relationship between El Niño Southern Oscillation (ENSO) and precipitation along the Peruvian Pacific coast is investigated over 1964–2011 on the basis of a variety of indices accounting for the different types of El ... -
Impacts of El Niño and La Niña in the precipitation over Perú (1965-2007)
Lavado-Casimiro, W.; Espinoza, J.C.
(Sociedade Brasileira de Meteorologia, 2014-06)Acceso abiertoThe impacts of El Niño (EN) and La Niña (LN) in rainfall in Peru are evaluated using monthly data (1965-2007) of 155 stations distributed over the three hydrographic drainages of Peru: 85 in the Pacific (VP), 21 in 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 ... -
Water resources and climate change impact modelling on a daily time scale in the Peruvian Andes
Andres, N.; Vegas Galdos, F.; Lavado-Casimiro, W.; Zappa, M.
(Taylor and Francis Ltd., 2014-11)Acceso abiertoEstimating water resources is important for adequate water management in the future, but suitable data are often scarce. We estimated water resources in the Vilcanota basin (Peru) for the 1998–2009 period with the ... -
Análisis de frecuencia regional de las precipitaciones máximas diarias en la región hidrográfica del Titicaca
Lujano Laura, Efrain; Felipe-Obando, Oscar
(Universidad Nacional del Altiplano de Puno, 2015)Acceso abiertoLa presente investigación se realizó en la región hidrográfica del Titicaca (lado Peruano), ubicado entre los Departamentos de Puno y Tacna, teniendo como objetivo desarrollar modelos regionales de precipitaciones máximas ... -
Validación de la precipitación estimada por satélite TRMM y su aplicación en la modelación hidrológica del rio Ramis Puno Perú
Lujano Laura, Efrain; Felipe-Obando, Oscar; Lujano Laura, Apolinario; Quispe Aragón, José
(Universidad Nacional del Altiplano de Puno, 2015)Acceso abiertoLa investigación se realizó en la cuenca Ramis, ubicado al norte de la región hidrográfica del Titicaca (lado peruano), teniendo como objetivo validar las precipitaciones estimadas por satélite y su aplicación en la ... -
Accuracy assessment of SRTM v4 and ASTER GDEM v2 over the Altiplano watershed using ICESat/GLAS data
Satgé, F.; Bonnet, M.P; Timouk, F.; Calmant, S.; Pillco, R.; Molina, J.; Lavado-Casimiro, W.; Arsen, A.; Crétaux, J.F.; Garnier, J.
(Taylor and Francis Ltd., 2015-01)Acceso cerradoThe new Global Digital Elevation Model (GDEM v2) has been available since 17 October 2011. With a resolution of approximately 30 m, this model should provide more accurate information than the latest version of Shuttle ... -
A comparative analysis of TRMM-rain gauge data merging techniques at the daily time scale for distributed rainfall-runoff modeling applications
Nerini, D.; Zulkafli, Z.; Wang, L.-P.; Onof, C.; Buytaert, W.; Lavado-Casimiro, W.; Guyot, J.L.
(American Meteorological Society, 2015-01)Acceso abiertoThis study compares two nonparametric rainfall data merging methods-the mean bias correction and double-kernel smoothing-with two geostatistical methods-kriging with external drift and Bayesian combination-for optimizing ... -
Rainfall hotspots over the southern tropical Andes: Spatial distribution, rainfall intensity, and relations with large-scale atmospheric circulation
Espinoza, J.C.; Chavez, Steven; Ronchail, Josyane; Junquas, Clémentine; Takahashi, Ken; Lavado-Casimiro, W.
(American Geophysical Union, 2015-05-11)Acceso abiertoThe Andes/Amazon transition is among the rainiest regions of the world and the interactionsbetween large-scale circulation and the topography that determine its complex rainfall distribution remainpoorly known. This work ... -
Impact of climate change on some grapevine varieties grown in Peru for Pisco production
Yzarra Tito, Wilfredo Julián; Sanabria Quispe, Janeet; Cáceres, Hanna; Solis, Olimpio; Lhomme, J.P.
(Vigne et Vin Publications Internationales, 2015-06-30)Acceso abiertoThe Peruvian region of Ica is an important area ofgrapevine cultivation, mainly for the production of pisco, the flagship hard drink of Peru. The effects of a changing climate have been assessed using the recorded temperatures ... -
Impact of the global warming hiatus on Andean temperature
Vuille, M.; Franquist, E.; Garreaud, R.; Lavado-Casimiro, W.; Cáceres, B.
(Wiley-Blackwell, 2015-08)Acceso abiertoThe recent hiatus in global warming is likely to be reflected in Andean temperature, given its close dependence on tropical Pacific sea surface temperature (SST). While recent work in the subtropical Andes has indeed ... -
Facing unprecedented drying of the Central Andes? Precipitation variability over the period AD 1000-2100
Neukom, R.; Rohrer, M.; Calanca, P.; Salzmann, N.; Huggel, C.; Acuña, Delia; Christie, D.A.; Morales, M.S.
(Institute of Physics Publishing, 2015-08)Acceso abiertoProjected future trends in water availability are associated with large uncertainties in many regions of the globe. In mountain areas with complex topography, climate models have often limited capabilities to adequately ... -
Recent temperature variability and change in the Altiplano of Bolivia and Peru
López-Moreno, J.I.; Morán-Tejeda, E.; Vicente-Serrano, S.M.; Bazo, Juan; Azorín-Molina, C.; Revuelto, J.; Sanchez‐Lorenzo, Arturo; Aguilar, E.; Chura, O.
(John Wiley and Sons Ltd, 2015-08-26)Acceso abiertoThis work analysed the changes in air temperature in 25 meteorological stations in the Altiplano and the surrounding Andean slopes of Bolivia and Peru, and their relationship with El Niño-Southern Oscillation (SO) and the ... -
Impacts of satellite-based precipitation datasets on rainfall-runoff modeling of the Western Amazon basin of Peru and Ecuador
Zubieta, R.; Getirana, A.; Espinoza, J.C.; Lavado-Casimiro, W.
(Elsevier, 2015-09)Acceso cerradoSatellites are an alternative source of rainfall data used as input to hydrological models in poorly gauged or ungauged regions. They are also useful in regions with highly heterogeneous precipitation, such as the tropical ... -
Soluble trace metals in aerosols over the tropical south-east Pacific offshore of Peru
Baker, A.R.; Thomas, M.; Bange, H.W.; Plasencia Sanchez, E.
(Copernicus GmbH, 2016)Acceso abiertoMeteor cruise M91 was supported by the BMBF projects SOPRAN II and III (FKZ 03F0611A and FKZ 03F662A). We thank the Peruvian authorities for authorising us to conduct the study in their territorial waters. We also would ... -
Modelación hidrológica semidistribuida en la región hidrográfica del Titicaca: caso de estudio cuenca del río Ramis, Perú
Lujano Laura, Efrain; Sosa Sarmiento, Jesús; Lujano Laura, Apolinario; Lujano Laura, Rene
(Universidad Nacional del Altiplano de Puno, 2016)Acceso abiertoLa presente investigación se realizó en la cuenca del río Ramis, ubicado en la región hidrográfica del Titicaca, Perú, con el objetivo de calibrar y validar el modelo hidrológico Sacramento (SAC-SMA) desde un enfoque ... -
Projected increases in the annual flood pulse of the Western Amazon
Zulkafli, Z.; Buytaert, W.; Manz, B.; Rosas, C.V.; Willems, P.; Lavado-Casimiro, W.; Guyot, J.L.; Santini, W.
(Institute of Physics Publishing, 2016-01)Acceso abiertoThe impact of a changing climate on the Amazon basin is a subject of intensive research because of its rich biodiversity and the significant role of rainforests in carbon cycling. Climate change has also a direct hydrological ...