Listar por palabra clave "Andes"
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The freezing level in the tropical Andes, Peru: An indicator for present and future glacier extents
Schauwecker, S.; Rohrer, M.; Huggel, C.; Endries, J. L.; Montoya, N.; Neukom, R.; Perry, B.; Salzmann, N.; Schwarb, M.; Suarez, Wilson
(Wiley-Blackwell, 2017-10)Acceso abiertoAlong with air temperatures, the freezing level height (FLH) has risen over the last decades. The mass balance of tropical glaciers in Peru is highly sensitive to a rise in the FLH, mainly due to a decrease in accumulation ... -
Generación de una base de datos de caudales grillado y de alta resolución a nivel nacional (1981-2014)
Risco Sence, Eber
(Servicio Nacional de Meteorología e Hidrología del Perú, 2015-11)Acceso abiertoEl presente estudio trata de explicar la variabilidad espacial y temporal de los recursos hídricos en las cuencas mencionadas, representa una herramienta para la gestión y planificación de los recursos hídricos, además ... -
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 ... -
Impacts of different ENSO flavors and tropical Pacific convection variability (ITCZ, SPCZ) on austral summer rainfall in South America, with a focus on Peru
Sulca, Juan; Takahashi, Ken; Espinoza, J.C.; Vuille, M.; Lavado-Casimiro, W.
(John Wiley and Sons Ltd, 2018-01)Acceso abiertoEl Niño in the eastern and central Pacific has different impacts on the rainfall of South America, and the atmospheric pathways through the South Pacific Convergence Zone (SPCZ) and Inter-Tropical Convergence Zone (ITCZ) ... -
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 ... -
Integrated assessment and adaptation to climate change impacts in the Peruvian Andes
Salzmann, N.; Huggel, C.; Calanca, P.; Díaz, A.; Jonas, T.; Jurt, C.; Konzelmann, Thomas; Lagos, P.; Rohrer, M.; Silverio, W.; Zappa, M.
(Copernicus GmbH, 2009-11)Acceso abiertoThe Andes as mountain regions worldwide, provide fundamental resources, not only for the local population. Due to the topographic characteristics, the potential for natural hazards is higher than elsewhere. In these areas, ... -
Large mass movements related to deglaciation effects in southern Peru (Cusco)
Claudia, Giráldez; Choquevilca, Walter; Felipe, Fernández; Holger, Frey; García, Javier; Haeberli, Wilfried; Huggel, Christian; Ludena, Sebastián; Rohrer, Mario; Suarez, Wilson
(American Geophysical Union, 2013)Acceso abiertoThe Andes of Peru are among the regions most severely affected by glacier and high-mountain hazards over the past 100 years. Large-scale disasters with thousands of people killed are on record, including ice/rock avalanches, ... -
Periodos secos y húmedos en la vertiente occidental de los Andes peruanos. Informe Técnico N°006
Avalos, Grinia
(Servicio Nacional de Meteorología e Hidrología del Perú, 2016-12-06)Acceso abiertoEl análisis y determinación de periodos húmedos y secos en regiones donde la demanda del recurso hídrico es alta, permite determinar no solo la disponibilidad del recurso sino también prever la ocurrencia de eventos ... -
Radar-Observed Characteristics of Precipitation in the Tropical High Andes of Southern Peru and Bolivia
Endries, J. L.; Perry, L. B.; Yuter, S. E.; Seimon, Anton; Andrade, Marcos; Winkelmann, Ronald; Quispe, Nelson; Rado, Maxwell; Montoya, Nilton; Velarde, Fernando; Arias, S.
(American Meteorological Society, 2018-07-06)This study used the first detailed radar measurements of the vertical structure of precipitation obtained in the central Andes of southern Peru and Bolivia to investigate the diurnal cycle and vertical structure of ... -
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 ... -
Recent changes in monthly surface air temperature over Peru, 1964–2014
Vicente-Serrano, S.M.; López-Moreno, J.I.; Correa, Kris; Avalos, Grinia; Bazo, Juan; Azorín-Molina, C.; Domínguez-Castro, F.; Kenawy, A.E.
(John Wiley and Sons Ltd, 2018-01)This study assessed changes in the maximum and minimum surface air temperatures across Peru during the period 1964–2014. For this purpose, we employed the most complete records of air temperature series that were also ... -
Revisiting wintertime cold air intrusions at the east of the Andes: propagating features from subtropical Argentina to Peruvian Amazon and relationship with large-scale circulation patterns
Espinoza, J.C.; Ronchail, Josyane; Lengaigne, Matthieu; Quispe, Nelson; Silva, Yamina; Bettolli, Maria Laura; Avalos, Grinia; Llacza Rodríguez, Alan
(Springer, 2012-12-29)Acceso abiertoThis study investigates the spatial and temporal characteristics of cold surges that propagates northward along the eastern flank of the Andes from subtropical to tropical South America analysing wintertime in situ daily ... -
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 ... -
SILVIA: An operational system to monitoring landslides forced by heavy precipitations at national scale in Peru
Millán Arancibia, Carlos; Lavado-Casimiro, W.; Vega-Jácome, Fiorella; Felipe-Obando, Oscar; Acuña Azarte, Julia; Takahashi, Ken
(European Geosciences Union, 2020)Acceso abiertoIn Peru, heavy precipitations (PR) are the second natural phenomenon with the greatest number of people affected in recent decades. Landslides (known as “huaycos” in Peru) are mostly produced by PR and located overall on ... -
Spatio-temporal rainfall variability in the Amazon basin countries (Brazil, Peru, Bolivia, Colombia, and Ecuador)
Villar, J.C.E.; Ronchail, J.; Guyot, J.L.; Cochonneau, G.; Naziano, F.; Lavado-Casimiro, W.; De Oliveira, E.; Pombosa, R.; Vauchel, P.
(Wiley Online Library, 2009-09)Acceso abiertoRainfall variability in the Amazon basin (AB) is analysed for the 1964-2003 period. It is based on 756 pluviometric stations distributed throughout the AB countries. For the first time it includes data from Bolivia, Peru, ... -
Spatio-temporal temperature and precipitation patterns in the southern Peruvian Andes - insights from the Climandes project
Spirig, C.; Stefanie, Gubler; Avalos, Grinia; Huerta, Adrian; Imfeld, Noemi; Lavado-Casimiro, W.; Oria, Clara; Quevedo Caiña, Karim; Rohrer, Mario; Scherrer, Simon C.; Sedlmeier, Katrin; Schwierz, Cornelia
(European Geosciences Union, 2020)Acceso abiertoIn the southern Peruvian Andes, climatic threats such as water scarcity or frost pose major challenges for agriculture. Such events may result in severe yield losses threatening the livelihood of smallholder farmers due ... -
Summertime precipitation extremes and the influence of atmospheric flows on the western slopes of the southern Andes of Perú
Villalobos-Puma, Elver; Flores-Rojas, Jose Luis; Martinez-Castro, Daniel; Morales, Annareli; Lavado-Casimiro, W.; Mosquera-Vásquez, Kobi; Silva, Yamina
(John Wiley and Sons, 2022)Acceso abiertoAlthough climatologically dry, the western slopes of the southern Andes of Peru (WSA) can experience precipitation extremes (PEs) during the summer (December–February) resulting in great economic and human losses. Generally, ... -
Temporal variability and annual budget of inorganic dissolved matter in Andean Pacific Rivers located along a climate gradient from northern Ecuador to southern Peru
Moquet, J.S.; Guyot, J.L.; Morera, S.; Crave, A.; Rau, P.; Vauchel, P.; Lagane, C.; Sondag, F.; Lavado-Casimiro, W.; Pombosa, R.; Martinez, J.-M.
(Elsevier Masson SAS, 2018-02)Acceso abiertoIn Ecuador and Peru, geochemical information from Pacific coastal rivers is limited and scarce. Here, we present an unedited database of major element concentrations from five HYBAM observatory stations monitored monthly ... -
The rainy season in the Southern Peruvian Andes: A climatological analysis based on the new Climandes index
Sedlmeier, Katrin; Imfeld, Noemí; Gubler, Stefanie; Spirig, Christoph; Quevedo Caiña, Karim; Escajadillo Fernandez, Yury; Rohrer, Mario; Schwierz, Cornelia
(John Wiley and Sons, 2023-01)Acceso abiertoThe rainy season is of high importance for livelihoods in the Southern Peruvian Andes (SPA), especially for agriculture, which is mainly rain fed and one of the main income sources in the region. Therefore, knowledge and ...