Artículo científico: Envíos recientes
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Air pollution and COVID-19 lockdown in a large South American city: Santiago Metropolitan Area, Chile
Toro, Richard; Catalán, Francisco; Urdanivia Lermo, Francesco Renato; Rojas Quincho, Jhojan Pool; Manzano, Carlos A.; Seguel, Rodrigo; Gallardo, Laura; Osses, Mauricio; Pantoja, Nicolás; Leiva-Guzmán, Manuel A.
(Elsevier B.V., 2021-02)Acceso abiertoThe implementation of confinement and physical distancing measures to restrict people's activities and transit in the midst of the COVID-19 pandemic allowed us to study how these measures affect the air quality in urban ... -
Chemical characteristics and identification of PM10 sources in two districts of Lima, Peru
Ilizarbe-Gonzáles, Gina Mishel; Rojas Quincho, Jhojan Pool; Cabello-Torres, Rita Jaqueline; Ugarte-Alvan, Carlos Alfred; Reynoso-Quispe, Patricia; Valdiviezo-Gonzales, Lorgio Gilberto
(Universidad Nacional de Colombia, 2020-11)Acceso abiertoThis study evaluates the concentration of PM10 and PM2.5 andidentifies the sources of pollution in the districts of San Juan de Lurigancho (SJL) and Puente Piedra (PPD) located in the eastern and northern zones of the ... -
Effects of COVID-19 pandemic control measures on air pollution in Lima metropolitan area, Peru in South America
Rojas Quincho, Jhojan Pool; Urdanivia Lermo, Francesco Renato; Garay Saravia, Roy Antonio; García Rosales, Alan Jesús; Enciso Ojeda, Carlos; Medina Dionicio, Elvis Anthony; Toro, Richard; Manzano, Carlos A.; Leiva-Guzmán, Manuel A.
(Springer, 2021-02-04)Acceso abiertoThe sanitary measures implemented to control and prevent an increase in infections due to the COVID-19 pandemic have produced an improvement in the air quality of many urban areas around the world. We assessed air quality ... -
A framework for research linking weather, climate and COVID-19
Zaitchik, Benjamin F.; Sweijd, Neville; Shumake-Guillemot, Joy; Morse, Andy; Gordon, Chris; Marty, Aileen; Trtanj, Juli; Luterbacher, Juerg; Botai, Joel; Behera, Swadhin; Lu, Yonglong; Olwoch, Jane; Takahashi, Ken; Stowell, Jennifer D.; Rodó, Xavier
(Nature Research, 2020)Acceso abiertoWhen COVID-19 began to spread, environmental scientists recognized that the world faced a dangerous upper respiratory viral disease that might exhibit sensitivity to seasonal weather conditions. Many of these scientists ... -
Towards a more consistent eco-hydrological modelling through multi-objective calibration: a case study in the Andean Vilcanota River basin, Peru
Fernández Palomino, Carlos; Hattermann, F.F.; Krysanova, V.; Vega-Jácome, Fiorella; Bronstert, A.
(Taylor and Francis Ltd., 2020)Acceso abiertoMost hydrological studies rely on a model calibrated using discharge alone. However, judging the model reliability based on such calibration is problematic, as it does not guarantee the correct representation of internal ... -
Twinning SENAMHI and MeteoSwiss to co-develop climate services for the agricultural sector in Peru
Gubler, S.; Rossa, Andrea; Avalos, Grinia; Brönnimann, Stefan; Cristobal, Katy; Croci-Maspoli, M.; Dapozzo, M.; van der Elst, A.; Escajadillo Fernandez, Yury; Flubacher, Moritz; Garcia, T.; Imfeld, N.; Konzelmann, T.; Lechthaler, F.; Liniger, M.; Quevedo Caiña, Karim; Ramos, Hugo; Rohrer, M.; Schwierz, C.; Sedlmeier, K.; Spirig, C.; de Ventura, S.; Wüthrich, B.
(Elsevier B.V., 2020-12-06)Acceso abiertoThe development and dissemination of weather and climate information is crucial to improve people's resilience and adaptability to climate variability and change. The impacts of climate variability and change are generally ... -
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 abiertoThis 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 ... -
Attribution of Amazon floods to modes of climate variability: A review
Towner, Jamie; Cloke, Hannah L.; Santini, W.; Bazo, Juan; Coughlan de Perez, Erin; Stephens, Elisabeth M.
(John Wiley & Sons, 2020-08)Acceso abiertoAnomalous conditions in the oceans and atmosphere have the potential to beused to enhance the predictability of flood events, enabling earlier warnings toreduce risk. In the Amazon basin, extreme flooding is consistently ... -
Mechanisms of tropical precipitation biases in climate models
Kim, Hanjun; Kang, Sarah M.; Takahashi, Ken; Donohoe, Aaron; Pendergrass, Angeline G.
(Springer, 2020-10-27)We investigate the possible causes for inter-model spread in tropical zonal-mean precipitation pattern, which is divided into hemispherically symmetric and anti-symmetric modes via empirical orthogonal function analysis. ... -
A simple model for minimum crop temperature forecasting during nocturnal cooling
Lhomme, J.P.; Guilioni, L.
(Elsevier, 2004)Acceso cerradoA 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 ... -
Updated analyses of temperature and precipitation extreme indices since the beginning of the twentieth century: The HadEX2 dataset
Donat, M. G.; Alexander, L. V.; Yang, H.; Durre, I.; Vose, R.; Dunn, R. J. H.; Willett, K. M.; Aguilar, E.; Brunet, M.; Caesar, J.; Hewitson, B.; Jack, C.; Klein Tank, A. M. G.; Kruger, A. C.; Marengo, José A.; Peterson, T. C.; Renom, M.; Oria, Clara; Rusticucci, M.; Salinger, J.; Elrayah, A. S.; Sekele, S. S; Srivastava, A. K.; Trewin, B.; Villarroel, C.; Vincent, L. A.; Zhai, P.; Zhang, X.; Kitching, S.
(Wiley-Blackwell, 2013-03-04)Acceso abiertoIn this study, we present the collation and analysis of the gridded land-based dataset ofindices of temperature and precipitation extremes: HadEX2. Indices were calculated based onstation data using a consistent approach ... -
Can artificial neural networks estimate potential evapotranspiration in Peruvian highlands?
Laqui, Wilber; Zubieta, Ricardo; Rau, P.; Mejía, Abel; Lavado-Casimiro, W.; Ingol, Eusebio
( John Wiley and Sons , 2019-09-26)Evapotranspiration (ETo) is one of the most important variables of the water cycle when water requirements for irrigation, water resource planning or hydrological applications are analyzed. In this context, models based ... -
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.; Huamán, Joao; Palharini, R.S.A.
(MDPI AG, 2020-07-21)Acceso abiertoThe 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 ... -
Current thermal state of permafrost in the southern Peruvian Andes and potential impact from El Niño–Southern Oscillation (ENSO)
Yoshikawa, Kenji; Úbeda, Jose; Masías, Pablo; Vasquez, Pool; Ccallata, Beto; Concha, Ronald; Luna, Gonzalo; Iparraguirre, Joshua; Ramos, Isabel; De la Cruz, Gustavo; Cruz, Rolando; Pellitero, Ramón; Bonshoms, Marti
( John Wiley and Sons , 2020-05-19)Tropical high‐mountain permafrost has a unique thermal regime due to its exposure to strong solar radiation and to rough surface snow morphology, which reduce ground heat transfer from the surface. Latent heat transfer and ... -
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 ... -
Trends and variability of precipitation extremes in the Peruvian Altiplano (1971–2013)
Huerta, Adrian; Lavado-Casimiro, W.
(John Wiley and Sons, 2020-05-24)Precipitation extremes have been investigated throughout the last decades in different regions of the Andes. However, little attention has been paid to the Altiplano region (Central Andes), especially to the Peruvian ... -
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 ... -
Assessment of ECMWF SEAS5 seasonal forecast performance over South America
Gubler, S.; Sedlmeier, K.; Bhend, J.; Avalos, Grinia; Coelho, C.A.S.; Escajadillo Fernandez, Yury; Jacques-Coper, M.; Martinez, R.; Schwierz, C.; De Skansi, M.; Spirig, C.
(American Meteorological Society, 2020-03-11)Acceso abiertoSeasonal predictions have a great socioeconomic potential if they are reliable and skillful. In this study, we assess the prediction performance of SEAS5, version 5 of the seasonal prediction system of the European Centre ... -
Impact of climate change on some grapevine varieties grown in Peru for Pisco production
Yzarra Tito, Wilfredo Julián; Sanabria Quispe, Janeet; Cáceres, Hanna; Solis, Olimpio; Lhomme, J.P.
(Vigne et Vin Publications Internationales, 2015-06-30)Acceso abiertoThe Peruvian region of Ica is an important area ofgrapevine cultivation, mainly for the production of pisco, the flagship hard drink of Peru. The effects of a changing climate have been assessed using the recorded temperatures ... -
Potential impacts of early twenty-first century changes in temperature and precipitation on rainfed annual crops in the Central Andes of Peru
Sanabria Quispe, Janeet; Calanca, Pierluigi; Alarcón Velazco, Constantino Eusebio; Canchari, Glicerio
(Springer, 2014-03-08)Acceso abiertoSmallholder 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 ...