Listar por autor "Rohrer, Mario"

    • 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 ...

    • 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 ...

    • 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 ...

    • 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 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, ...

    • 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 ...

    • 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 ...

    • 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 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 ...

    • 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 abierto
      The 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 ...