• Rainfall thresholds estimation for shallow landslides in Peru from gridded daily data 

      Millán-Arancibia, Carlos; Lavado-Casimiro, Waldo

      (European Geosciences Union, 2023-03-22)
      Acceso abierto
      This work aims to generate and evaluate regional rainfall thresholds obtained from a combination of high-resolution gridded rainfall data, developed by the National Service of Meteorology and Hydrology of Peru, and information ...
    • 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)
      Embargado
      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 ...
    • Regional maximum rainfall analysis using L-moments at the Titicaca Lake drainage, Peru 

      Fernández Palomino, Carlos; Lavado-Casimiro, W.

      (Springer-Verlag Wien, 2017-08)
      Acceso cerrado
      The present study investigates the application of the index flood L-moments-based regional frequency analysis procedure (RFA-LM) to the annual maximum 24-h rainfall (AM) of 33 rainfall gauge stations (RGs) to estimate ...
    • Regional parameter estimation of the SWAT model: methodology and application to river basins in the Peruvian Pacific drainage 

      Asurza Véliz, Flavio Alexander; Lavado-Casimiro, W.

      (MDPI AG, 2020-11-16)
      Acceso abierto
      This study presents a methodology for the regional parameters estimation of the SWAT (Soil and Water Assessment Tool) model, with the objective of estimating daily flow series in the Pacific drainage under the context of ...
    • Regionalization of rainfall over the Peruvian Pacific slope and coast 

      Rau, P.; Bourrel, L.; Labat, D.; Melo, P.; Dewitte, Boris; Frappart, F.; Lavado-Casimiro, W.; Felipe-Obando, Oscar

      (John Wiley and Sons Ltd, 2017-01)
      Acceso cerrado
      Documenting the heterogeneity of rainfall regimes is a prerequisite for water resources management, mitigation of risks associated to extremes weather events and for impact studies. In this paper, we present a method for ...
    • Relationship between monthly rainfall in NW peru and tropical sea surface temperature 

      Bazo, Juan; Lorenzo, M.D.L.N.; Porfirio Da Rocha, R.

      (Hindawi Publishing Corporation, 2013-08)
      Acceso abierto
      This study assesses the relationship between global sea surface temperature (SST) and a regional index of rainfall (NWPR) in Piura-Tumbes, a coastal region in northwestern Peru, over the period 1965-2008 by means of the ...
    • Reliability of cross-regional applications of global fire danger models: a Peruvian case study 

      Podschwit, Harry; Jolly, William; Alvarado, Ernesto; Verma, Satyam; Ponce, Blanca; Markos, Andrea; Aliaga Nestares, Vannia; Rodríguez Zimmermann, Diego

      (Springer, 2022-12)
      Acceso abierto
      Background: Fire danger indexes (FDIs) are used as proxies for fire potential and are often developed for specific locations. For practical purposes, the extrapolation of the underlying calculations into novel locations ...
    • 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 abierto
      This 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 ...
    • The role of ENSO flavours and TNA on recent droughts over Amazon forests and the Northeast Brazil region 

      Jimenez, Juan C.; Marengo, José A.; Alves, Lincoln M.; Sulca, Juan; Takahashi, Ken; Ferrett, Samantha; Collins, Matthew

      (Royal Meteorological Society, 2019-12-27)
      Acceso restringido
      Amazon tropical forests and the semiarid Northeast Brazil (NEB) region have registered very severe droughts during the last two decades, with a frequency that may have exceeded natural climate variability. Severe droughts ...
    • 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 abierto
      The 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 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 ...
    • A simple model for minimum crop temperature forecasting during nocturnal cooling 

      Lhomme, J.P.; Guilioni, L.

      (Elsevier, 2004)
      Acceso cerrado
      A simple mechanistic model is developed to forecast the minimum temperature reached by the aerial elements of a crop during nocturnal cooling. The model, whose inputs are meteorological data registered at sunset, has two ...
    • 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.

      (Copernicus GmbH, 2016)
      Acceso abierto
      Meteor cruise M91 was supported by the BMBF projects SOPRAN II and III (FKZ 03F0611A and FKZ 03F662A). We thank the Peruvian authorities for authorising us to conduct the study in their territorial waters. We also would ...
    • Spatio-temporal patterns of thermal anomalies and drought over tropical forests driven by recent extreme climatic anomalies 

      Jimenez, Juan C.; Barichivich, Jonathan; Mattar, Cristian; Takahashi, Ken; Santamaría-Artigas, Andrés; Sobrino, José A.; Malhi, Yadvinder

      (The Royal Society, 2018-08-23)
      The recent 2015– 2016 El Niño (EN) event was considered as strong as the EN in 1997–1998. Given such magnitude, it was expected to result in extreme warming and moisture anomalies in tropical areas. Here we characterize ...
    • 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 abierto
      Rainfall 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, ...
    • Strength outlooks for the El Niño-Southern Oscillation 

      L'Heureux, M.L.; Tippett, M.K.; Takahashi, Ken; Barnston, A.G.; Becker, E.J.; Bell, G.D.; Di Liberto, T.E.; Gottschalck, J.; Halpert, Michael S.; Hu, Zeng-Zhen; Johnson, Nathaniel C.; Xue, Yan; Wang, Wanqiu

      (American Meteorological Society, 2019-02)
      Acceso abierto
      Three strategies for creating probabilistic forecast outlooks for El Niño-Southern Oscillation (ENSO) are compared. One is subjective and is currently used by the NOAA/Climate Prediction Center (CPC) to produce official ...
    • Structural signatures of water-soluble organic aerosols in contrasting environments in South America and Western Europe 

      Duarte, R.M.B.O.; Matos, J.T.V.; Paula, A.S.; Lopes, S.P.; Pereira, G.; Vasconcellos, P.; Gioda, A.; Carreira, R.; Silva, A.M.S; Duarte, A.C.; Smichowski, P.; Rojas, N.; Sánchez Ccoyllo, Odón

      (Elsevier B.V., 2017-08)
      Acceso cerrado
      This study describes and compares the key structural units present in water-soluble organic carbon (WSOC) fraction of atmospheric aerosols collected in different South American (Colombia – Medellín and Bogotá, Peru – Lima, ...
    • Summertime precipitation deficits in the southern Peruvian highlands since 1964 

      Imfeld, N.; Barreto Schuler, Christian; Correa, Kris; Jacques-Coper, M.; Sedlmeier, v; Gubler, S.; Huerta, Adrian; Brönnimann, v

      (John Wiley and Sons Ltd, 2019-03)
      Acceso abierto
      Precipitation deficits remain a concern to the rural population in the southern Peruvian highlands and knowledge about their occurrence is lacking because of scarce data availability. For mountainous regions with sparse ...
    • 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 abierto
      Although 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, ...