Now showing items 1-20 of 49

    • Dynamic regionalization over Peru: HadGEM2-ES / WRF 

      Llacza Rodríguez, Alan; Jácome Vergaray, Gerardo

      (Servicio Nacional de Meteorología e Hidrología del PerúPE, 2008)
      Acceso abierto
      The present work has as objective the elaboration of a new gridded data base to 16 km, for the analysis of the changes of the future climate on Peru, mainly in the variables of precipitation, maximum and minimum temperature. ...
    • 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 UnionPE, 2013)
      Acceso abierto
      The 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, ...
    • Monitoring glacier variations in the Urubamba and Vilcabamba Mountain Ranges, Peru, using “Landsat 5” images 

      Suarez, Wilson; Cerna, Marcos; Ordoñez, Julio; Frey, Holger; Giráldez, Claudia; Huggel, Christian

      (American Geophysical Union, 2013)
      Acceso abierto
      The Urubamba and Vilcabamba mountain ranges are two geological structures belonging to the Andes in the southern part of Peru, which is located in the tropical region. These mountain ranges are especially located within ...
    • A new climate and glacier baseline for the Cordillera Vilcanota, Peru, reduces critical information gaps 

      Salzmann, Nadine; Huggel, Christian; Rohrer, Mario; Silverio, Walter; G. Mark, Bryan; Cochachin, Alejo; Suarez, Wilson

      (American Geophysical Union, 2013)
      Acceso abierto
      The Cordillera Vilcanota in the Southern Peruvian Andes is the second largest ice-covered Cordillera in Peru (after the Cordillera Blanca) and serves for the Cusco Region as a temporary water storage for fresh-water and ...
    • 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)
      Acceso abierto
      Formation 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 ...
    • Present and future water resources supply and demand in the Central Andes of Peru: a comprehensive review with focus on the Cordillera Vilcanota 

      Drenkhan, Fabian; Huggel, Christian; Salzmann, Nadine; Giráldez, Claudia; Suarez, Wilson; Rohrer, Mario; Molina, Edwin; Montoya, Nilton; Miñan, Fiorella

      (American Geophysical Union, 2014)
      Acceso abierto
      Glaciers have been an important element of Andean societies and livelihoods as direct freshwater supply for agriculture irrigation, hydropower generation and mining activities. Peru’s mainly remotely living population in ...
    • Validation of CMIP5 models by means of representing pattterns of mesoscale systems on South America for the summer and Winter 

      Barreto Schuler, Christian; Llacza Rodríguez, Alan

      (Servicio Nacional de Meteorología e Hidrología del PerúPE, 2014)
      Acceso abierto
      The climate model developers have conducted a new series of climate modeling experiments, which are part of the Couple Models Intercomparison Phase 5 (CMIP5). These show us a new generation of Atmosphere-Ocean couple models, ...
    • Air temperature, radiation budget and area changes of Quisoquipina glacier in the Cordillera Vilcanota (Peru) 

      Suarez, Wilson; Macedo, Nicolás; Montoya, Nilton; Arias, Sandro; Schauwecker, Simone; Huggel, Christian; Rohrer, Mario; Condom, Thomas

      (American Geophysical Union, 2015)
      Acceso abierto
      The Peruvian Andes host about 71% of all tropical glaciers. Although several studies have focused on glaciers of the largest glaciered mountain range (Cordillera Blanca), other regions have received little attention to ...
    • Can we use TRMM-PR bright band heights to estimate the snow-rain transition in high mountain regions? 

      Schauwecker, Simone; Rohrer, Mario; Schwarb, Manfred; Huggel, Christian; Suarez, Wilson; Arias, Sandro; Salzmann, Nadine; Gurgiser, Wolfgang

      (American Geophysical Union, 2015)
      Acceso abierto
      Field and modelling based research indicates that for tropical glaciers, variations in snow cover and the altitude of the snow line via albedo effects are among the most crucial factors to explain the differences in annual ...
    • 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.

      (European Geosciences UnionPE, 2015-10)
      Acceso abierto
      Bulk aerosol samples collected during cruise M91 of FS Meteor off the coast of Peru in December 2012 were analysed for their soluble trace metal (Fe, Al, Mn, Ti, Zn, V, Ni, Cu, Co, Cd, Pb, Th) and major ion (including NO−3 ...
    • Future runoff from glacierized catchments in the Central Andes could substantially decrease 

      Kronenberg, Marlene; Schauwecker, Simone; Huggel, Christian; Salzmann, Nadine; Drenkhan, Fabian; Frey, Holger; Giráldez, Claudia; Gurgiser, Wolfgang; Kaser, Georg; Suarez, Wilson; García Hernández, Javier; Fluixá-Sanmartín, Javier; Ayros, E.; Rohrer, Mario

      (American Geophysical Union, 2016-04)
      Acceso abierto
      In Peru, about 50% of the energy is produced from hydropower plants. An important amount of this energy is produced with water from glaciated catchments. In these catchments river streamflow is furthermore needed for other ...
    • Relevance of future snowfall level height in the Peruvian Andes for glacier loss in the 21st century under different emission scenarios 

      Schauwecker, Simone; Kronenberg, Marlene; Rohrer, Mario; Huggel, Christian; Endries, Jason; Montoya, Nilton; Neukom, Raphael; Perry, Baker; Salzmann, Nadine; Schwarb, Manfred; Suarez, Wilson

      (American Geophysical Union, 2017)
      Acceso abierto
      In many regions of Peru, the competition for limited hydrological resources already represents a large risk for conflicts. In this context, and within the circumstances of climate change, there is a great interest in ...
    • Influence of cloudiness on the incident shortwave radiation of Nevado Coropuna 

      Ramos, Isabel; De la Cruz, Gustavo; Suarez, Wilson

      (Servicio Nacional de Meteorología e Hidrología del PerúPE, 2018)
      Acceso abierto
      The main objective of this work is to analyze the influence of cloud cover on shortwave radiation incident of the Nevado Coropuna during 2015-2016. In this presentation they propose to discuss that Arequipa, during the ...
    • Surface energy and mass balance modeling of a Peruvian tropical glacier 

      Torres, C.; Arigony, J.; Arndt, A.; Tobias, S.; Gurgiser, W.; Suarez, Wilson; Santillan, N.; Maier, É.

      (American Geophysical Union, 2019-12)
      Acceso abierto
      Glaciers in Peruvian Andes play an important role for local hydrology. To quantify the availability of glacier meltwater in a climate change scenario, surface energy (SEB) and mass balance (MB) models are required. However, ...
    • Snow-Hydrological modeling using remote sensing data in Vilcanota basin 

      Risco, Eber; Lavado-Casimiro, W.; Rau, Pedro

      (European Geosciences Union, 2020)
      Acceso abierto
      Water resources availability in the southern Andes of Peru is being affected by glacier and snow retreat. This problem is already perceived in the Vilcanota river basin, where hydro-climatological information is scarce. ...
    • The vulnerability of water availability in Peru due to climate change: A probabilistic Budyko analysis 

      Huerta, Adrian; Lavado-Casimiro, W.; Rau, Pedro

      (European Geosciences Union, 2020)
      Acceso abierto
      This study provides for the-first-time a water availability analysis at drainage and basin-scale in Peru. Using new gridded datasets of precipitation and temperature, along with six global actual evapotranspiration estimations ...
    • Implementation of a flood forecasting system in a transboundary river basin, Peru – Ecuador 

      Leon, Karen; Acuña, Julia; Llauca, Harold; Lavado-Casimiro, W.; Suarez, Wilson; Ordoñez, Jorge; Felipe-Obando, Oscar

      (European Geosciences Union, 2020)
      Acceso abierto
      The Peruvian Service of Meteorology and Hydrology (SENAMHI) provides hydro-climatological hazard information to population and decision-makers about flood forecasting and warning on the whole territory of Peru. For flash ...
    • Surface water resources assessment in Peru through SWAT hydrological model 

      Asurza Véliz, Flavio Alexander; Traverso-Yucra, Kevin Arnold; Lavado-Casimiro, W.; Felipe-Obando, Oscar; Montesinos Cáceres, Cristian Albert; Llauca, Harold

      (European Geosciences Union, 2020)
      Acceso abierto
      Surface water resources in Peru show high spatio-temporal variability, being the prediction of streamflow at ungauged sites, one of the fundamental challenges today. This research presents a methodology for regional ...
    • ANDES: The first system for flash flood monitoring and forecasting in Peru 

      Lavado-Casimiro, W.; Jimenez, Juan C.; Llauca, Harold; Karen, Leon; Oria, Clara; Llacza Rodríguez, Alan; Huerta, Adrian; Felipe-Obando, Oscar; Acuña, Julia; Rau, Pedro; Abad, Jorge

      (European Geosciences Union, 2020)
      Acceso abierto
      Hydrological hazards related to flash floods (FF) in Peru have caused many economic and human life losses in recent years. In this context, developing complete early warning systems against FF is necessary to cope impacts. ...
    • 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, Karim; Rohrer, Mario; Scherrer, Simon C.; Sedlmeier, Katrin; Schwierz, Cornelia

      (European Geosciences Union, 2020)
      Acceso abierto
      In 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 ...