Now showing items 113-132 of 171

    • Observed and projected hydroclimate changes in the Andes 

      Pabón-Caicedo, José Daniel; Arias, Paola A.; Carril, Andrea F.; Espinoza, J.C.; Katerina, Goubanova; Lavado-Casimiro, W.; Mariano, Masiokas; Silvina, Solman; Ricardo, Villalba

      (Frontiers, 2020-03-17)
      Acceso abierto
      The Andes is the most biodiverse region across the globe. In addition, some of the largest urban areas in South America are located within this region. Therefore, ecosystems and human population are affected by hydroclimate ...
    • Ocean climate observing requirements in support of climate research and climate information 

      Stammer, D; Bracco, A.; AchutaRao, K.; Beal, Lisa; Bindoff, Nathaniel L.; Braconnot, Pascale; Cai, Wenju; Chen, Dake; Collins, Matthew; Danabasoglu, Gokhan; Dewitte, Boris; Farneti, Riccardo; Fox-Kemper, Baylor; Fyfe, John; Griffies, Stephen; Jayne, Steven R.; Lazar, Alban; Lengaigne, Matthieu; Lin, Xiaopei; Marsland, Simon; Shoshiro, Minobe; Monteiro, Pedro M. S.; Robinson, Walter; Roxy, Mathew Koll; Rykaczewski, Ryan R.; Speich, Sabrina; Smith, Inga J.; Solomon, Amy; Storto, Andrea; Takahashi, Ken; Toniazzo, Thomas; Vialard, Jerome

      (Frontiers in Earth Science, 2019-07-31)
      Natural variability and change of the Earth’s climate have significant global societal impacts. With its large heat and carbon capacity and relatively slow dynamics, the ocean plays an integral role in climate, and provides ...
    • On the future of the water resources from glacier melting in the Cordillera Blanca, Peru 

      Bernard, Pouyaud; Marco, Zapata; Jorge, Yerren; Jesus, Gomez; Gabriela, Rosas; Wilson, Suarez

      (Taylor and Francis Ltd., 2005)
      Acceso abierto
      The hydrological data (since 1953) of the Llanganuco basin (87.0 km2, 39% glacierized) show an increase of the glacial melting during the last quarter of the 20th century. These results were supplemented (since the end of ...
    • OZCAR: The French network of critical zone observatories 

      Gaillardet, J.; Braud, I.; Hankard, F.; Anquetin, S.; Bour, O.; Dorfliger, N.; de Dreuzy, J.R.; Galle, S.; Galy, C.; Gogo, S.; Gourcy, L.; Habets, F.; Laggoun, F.

      (Soil Science Society of America, 2018-11)
      Acceso abierto
      The French critical zone initiative, called OZCAR (Observatoires de la Zone Critique–Application et Recherche or Critical Zone Observatories–Application and Research) is a National Research Infrastructure (RI). OZCAR-RI ...
    • Ozone and volatile organic compounds in the metropolitan area of Lima-Callao, Peru 

      Silva, José; Rojas Quincho, Jhojan Pool; Norabuena Espinoza, Magdalena; Seguel, Rodrigo J.

      (Springer, 2018-07-26)
      This study analyzes ozone formation in the metropolitan area of Lima-Callao as a function of meteorological patterns and the concentrations of nitrogen oxides and reactive organic gases. The study area is located on the ...
    • Participatory action research for conservation and development: Experiences from the Amazon 

      Perz, S.G.; Arteaga, Marliz; Baudoin, Farah A.; Brown, I.F.; Huaman Mendoza, Elsa; de Paula, Y.A.P.; Perales Yabar, Leonor Mercedes; Santos Pimentel, Alan; Ribeiro, Sabina C.; Rioja-Ballivián, G.; Rosero Peña, Martha; Sanjinez L., L. Cecilia; Selaya G., N. Galia

      (MDPI AG, 2022-01)
      Acceso abierto
      Research that features participation and action orientation, such as participatory action research (PAR), is especially valuable in contexts where there is rapid change, high social inequality, and great uncertainty about ...
    • Particulate matter levels in a South American megacity: the metropolitan area of Lima-Callao, Peru 

      Silva, José; Rojas Quincho, Jhojan Pool; Norabuena Espinoza, Magdalena; Molina, Carolina; Toro, Richard; Leiva-Guzmán, Manuel A.

      (Springer, 2017-11-13)
      Acceso cerrado
      The temporal and spatial trends in the variability of PM10 and PM2.5 from 2010 to 2015 in the metropolitan area of Lima-Callao, Peru, are studied and interpreted in this work. The mean annual concentrations of PM10 and ...
    • PISCO_HyM_GR2M: A Model of Monthly Water Balance in Peru (1981–2020) 

      Llauca, Harold; Lavado-Casimiro, W.; Montesinos Cáceres, Cristian Albert; Santini, W.; Rau, Pedro

      (MDPI AG, 2021-04-10)
      Acceso abierto
      Quantification of the surface water offer is crucial for its management. In Peru, the low spatial density of hydrometric stations makes this task challenging. This work aims to evaluate the hydrological performance of a ...
    • Potential impacts of early twenty-first century changes in temperature and precipitation on rainfed annual crops in the Central Andes of Peru 

      Sanabria, Janeet; Calanca, Pierluigi; Alarcón Velazco, Constantino; Canchari, Glicerio

      (Springer, 2014-03-08)
      Acceso abierto
      Smallholder 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 ...
    • Precipitation diurnal cycle assessment of satellite-based estimates over Brazil 

      Afonso, J.M.S.; Vila, D.A.; Gan, M.A.; Quispe, D.P.; Barreto, N.J.C.; Chinchay, J.H.H.; Palharini, R.S.A.

      (MDPI AG, 2020-07-21)
      Acceso abierto
      The main objective of this study is to assess the ability of several high-resolution satellite-based precipitation estimates to represent the Precipitation Diurnal Cycle (PDC) over Brazil during the 2014–2018 period, after ...
    • 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 abierto
      The 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 ...
    • The projected precipitation reduction over the Central Andes may severely affect Peruvian glaciers and hydropower production 

      Kronenberg, M.; Schauwecker, S.; Huggel, C.; Salzmann, N.; Drenkhan, Fabian; Frey, H.; Giraáldez, C.; Gurgiser, W.; Kaser, G.; Juen, I.; Suarez, Wilson; Hernaández, J.G.; Sanmartín, J.F.; Ayros, E.; Perry, B.; Rohrer, M.

      (Elsevier, 2016-11-29)
      Acceso abierto
      Water from glaciers is crucial for the Peruvian hydropower production. Hence, we investigate the glacier-atmosphere and climate interactions in the Cordillera Vilcanota, considering scenarios of significant precipitation ...
    • Propuesta de clasificación microclimática en función a la vegetación predominante en la cuenca del rio Itaya, Loreto-Perú. 

      Tello, Diana; Paredes, M.; Cobos, Marianela

      (Centro Nacional de Planeamiento EstratégicoPE, 2013)
      Acceso abierto
      Clasificar un tipo de clima es un reto en selva media y baja, donde las variaciones solo se dan por influencia del crecimiento de las ciudades o los procesos de deforestación y por ello las metodologías de selección de ...
    • 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 along the coast of Peru during strong El Niño events 

      Sanabria, Janeet; Bourrel, L.; Dewitte, Boris; Frappart, F.; Rau, P.; Solis, Olimpio

      (Royal Meteorological Society, 2017-09-26)
      Acceso abierto
      While, climatologically, most areas of the Peruvian Pacific region do not experience precipitation, they can be affected by heavy rain and flooding during strong El Niño events with severe socio-economic impacts. Only four ...
    • 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 abierto
      The 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 ...
    • 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 abierto
      This 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 ...
    • Las recientes sequías en la cuenca amazónica peruana: Orígenes climáticos e impactos hidrológicos 

      Espinoza, J.C.; Ronchail, Josyane; Lavado-Casimiro, W.; Santini, W.; Vauchel, P.; Pombosa, Rodrigo; Villacís, Marcos; Carranza, Jorge; Junquas, Clémentine; Drapeau, Guillaume

      (Servicio Nacional de Meteorología e Hidrología del PerúPE, 2011)
      Acceso abierto
      Este trabajo ofrece un panorama inicial de las características climáticas y los impactos hidrológicos afines durante las recientes sequías extremas (1995, 1998, 2005 y 2010) en el río Amazonas peruano. Para ello se empleó ...
    • Reconstrucción de datos faltantes de precipitación pluvial diaria mediante la Transformada Wavelet 

      Carbajal Carrasco, Mariella; Yarlequé, Christian; Posadas, Adolfo; Silvestre, Elizabeth; Mejía, Abel; Quiroz, Roberto

      (Servicio Nacional de Meteorología e Hidrología del PerúPE, 2011)
      Acceso abierto
      Se describe la aplicación de un nuevo método para la completación de datos faltantes de precipitación diaria utilizando la “Transformada de Wavelets” (TW). Series completas de datos de precipitación diaria para los períodos ...