Browsing Artículo científico by Subject "Andes"
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A future of extreme precipitation and droughts in the Peruvian Andes
Potter, Emily R.; Fyffe, Catriona L.; Orr, Andrew; Quincey, Duncan J.; Ross, Andrew N.; Rangecroft, Sally; Medina, Katy; Burns, Helen; Llacza Rodríguez, Alan; Jácome Vergaray, Gerardo; Hellström, Robert Å.; Castro, Joshua; Cochachin, Alejo; Montoya, Nilton; Loarte, Edwin; Pellicciotti, Francesca
(Servicio Nacional de Meteorología e Hidrología del Perú, 2023-07-20)Acceso abiertoRunoff from glacierised Andean river basins is essential for sustaining the livelihoods of millions of people. By running a high-resolution climate model over the two most glacierised regions of Peru we unravel past climatic ... -
Anticipation Mechanism for Cold Wave: Forecast Based Financing a Case Study in the Peruvian Andes
Bazo, Juan; de Perez, Coughlan; Jácome Vergaray, Gerardo; Mantilla, Kemper; Destrooper, Mathieug; Van Aalst, Maarten
(Frontiers Media S.A., 2021-11)Acceso abiertoIn June 2018, the Peruvian provinces of Arequipa and Puno in the southern Andean region were affected by heavy snowfall, which caused severe damage to people and livelihoods in several communities. Using the Forecast-based ... -
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 climate change impacts on the hydrology of the Peruvian Amazon-Andes basin
Lavado-Casimiro, W.; Labat, D.; Guyot, J.L.; Ardoin-Bardin, Sandra
(Wiley-Blackwell, 2011-11)In this article, we propose an investigation of the modifications of the hydrological response of two Peruvian Amazonas-Andes basins in relationship with the modifications of the precipitation and evapotranspiration rates ... -
Chemical weathering and atmospheric/soil CO2 uptake in the Andean and Foreland Amazon basins
Moquet, J.S.; Crave, A.; Viers, J.; Seyler, P.; Armijos, E.; Bourrel, L.; Chavarri, E.; Lagane, C.; Laraque, A.; Lavado-Casimiro, W.; Pombosa, R.; Noriega, L.; Vera, A.; Guyot, J.L.
(Elsevier B.V., 2011-08)Acceso cerradoThis study is a geochemical investigation of the Andean and Foreland basins of the Amazon River at high spatial and time resolution, carried out within the framework of the HYBAM research program (Hydro-geodynamics 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 ... -
Climate Change Impact on Peruvian Biomes
Zevallos, Jose; Lavado-Casimiro, W.
(MDPI, 2022-02)Acceso abiertoThe biodiversity present in Peru will be affected by climatic and anthropogenic changes; therefore, understanding these changes will help generate biodiversity conservation policies. This study analyzes the potential ... -
Climate change threats to environment in the tropical Andes: glaciers and water resources
Chevallier, Pierre; Pouyaud, Bernard; Suarez, Wilson; Condom, Thomas
(Springer, 2010-11-14)Acceso cerradoAlmost all of the world’s glaciers in the tropical latitudes are located in the Central Andes (Peru, Bolivia, Ecuador and Colombia). Due to their high altitude, to the high level of radiation and to the tropical climate ... -
Climatology of extreme cold events in the central Peruvian Andes during austral summer: origin, types and teleconnections
Sulca, Juan; Vuille, Mathias; Roundy, Paul; Takahashi, Ken; Espinoza, J.C.; Silva, Yamina; Trasmonte, Grace; Zubieta, R.
(Royal Meteorological Society, 2018-08-30)Acceso abiertoThe climatological and large‐scale characteristics of the extreme cold events (ECEs) in the central Peruvian Andes (Mantaro basin (MB)) during austral summer (January–March) are examined using reanalysis, gridded and in ... -
A combined view on precipitation and temperature climatology and trends in the southern Andes of Peru
Imfeld, Noemi; Sedlmeier, Katrin; Gubler, Stefanie; Correa, Kris; Davila Arriaga, Cristina; Huerta, Adrian; Lavado-Casimiro, W.; Rohrer, M.; Scherrer, Simon C.; Schwierz, Cornelia
(John Wiley and Sons, 2020-05-13)Acceso abiertoIn the southern Peruvian Andes, communities are highly dependent on climatic conditions due to the mainly rain-fed agriculture and the importance of glaciers and snow melt as a freshwater resource. Longer-term trends and ... -
Cutoff low over the southeastern Pacific Ocean: a case study
Quispe, Nelson; Aliaga Nestares, Vannia; Rodríguez Zimmermann, Diego; Bonshoms, Marti; Loayza, Raquel; García, Teresa; Mesia, José; Duran, Ricardo; Olivares, Sara
(CSIRO, 2021-02-17)Acceso abiertoCutoff lows (COLs) are infrequent events in the tropics that can cause extreme rainfall, flash flooding and landslides in arid areas, such as western South America. In this study, the life cycle of a COL in the southeastern ... -
Dry season circulation-type classification applied to precipitation and temperature in the Peruvian Andes
Bonshoms, Marti; Álvarez‐Garcia, Francisco J.; Ubeda, Jose; Cabos, William; Quispe Vega, Kelita; Liguori, Giovanni
(John Wiley and Sons, 2020-04-07)We present the first systematic classification of circulation regimes that characterize the Tropical Andes during the dry season (May–August). We apply the hierarchical k-means clustering method to ERA-Interim reanalysis ... -
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 ... -
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 ... -
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, ... -
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 ...