Now showing items 1-20 of 173

    • The 2017 coastal El Niño 

      Takahashi, Ken; Aliaga Nestares, Vannia; Avalos, Grinia; Bouchon, M.; Castro, Anabel; Cruzado, L.; Dewitte, Boris; Gutiérrez, B.; Lavado-Casimiro, W.; Marengo, José A.; Mosquera-Vásquez, K.; Quispe, Nelson

      (American Meteorological Society, 2018-08)
      Acceso abierto
      The original concept of El Niño consisted of anomalously high sea surface temperature and heavy rainfall along the arid northern coast of Peru (Carranza 1891; Carrillo 1893). The concept evolved into the El Niño–Southern ...
    • 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 abierto
      When 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 ...
    • A global observational analysis to understand changes in air quality during exceptionally low anthropogenic emission conditions 

      Sokhi, Ranjeet S.; Singh, Vikas; Querol, Xavier; Finardi, Sandro; Targino, Admir Créso; Andrade, Maria de Fatima; Pavlovic, Radenko; Garland, Rebecca M.; Massagué, Jordi; Kong, Shaofei; Baklanov, Alexander; Ren, Lu; Tarasova, Oksana; Carmichael, Greg; Peuch, Vincent-Henri; Anand, Vrinda; Arbilla, Graciela; Badali, Kaitlin; Beig, Gufran; Belalcazart, Luis Carlos; Bolignano, Andrea; Brimblecombe, Peter; Camacho, Patricia; Casallas, Alejandro; Charland, Jean-Pierre; Choi, Jason; Chourdakis, Eleftherios; Coll, Isabelle; Collins, Marty; Cyrys, Josef; Cleyton, Martins; da Silva, Cleyton Martins; Di Giosa, Alessandro Domenico; Di Leo, Anna; Ferro, Camilo; Gavidia-Calderon, Mario; Gayen, Amiya; Ginzburg, Alexander; Godefroy, Fabrice; Gonzalez, Yuri Alexandra; Guevara-Luna, Marco; Haque, Mafizul; Havenga, Henno; Herod, Dennis; Horrak, Urmas; Hussein, Tareq; Ibarra, Sergio; Jaimes, Monica; Kaasik, Marko; Khaiwal, Ravindra; Kim, Jhoon; Kousa, Anu; Kukkonen, Jaakko; Kulmala, Markku; Kuula, Joel; La Violette, Nathalie; Lanzani, Guido; Liu, Xi; MacDougall, Stephanie; Manseau, Patrick M.; Marchegiani, Giada; McDonald, Brian; Vardhan Mishra, Swasti; Molina, Luisa T.; Mooibroek, Dennis; Mor, Suman; Moussiopoulos, Nicolas; Murena, Fabio; Niemi, Jarkko V.; Noe, Steffen; Nogueira, Thiago; Norman, Michael; Pérez-Camaño, Juan Luis; Petajä, Tuukka; Piketh, Stuart; Rathod, Aditi; Reid, Ken; Retama, Armando; Rivera, Olivia; Rojas, Néstor Y.; Rojas Quincho, Jhojan Pool; San José, Roberto; Sanchez, Odón R.; Seguel, Rodrigo J.; Sillanpää, Salla; Su, Yushan; Tapper, Nigel; Terrazas, Antonio; Timonen, Hilkka; Toscano, Domenico; Tsegas, George; Velders, Guus J.M.; Vlachokostas, Christos; von Schneidemesser, Erika; VpM, Rajasree; Ravi, Yadav; Zalakeviciute, Rasa; Zavala, Miguel

      (Elsevier, 2021-08)
      Acceso abierto
      This global study, which has been coordinated by the World Meteorological Organization Global Atmospheric Watch (WMO/GAW) programme, aims to understand the behaviour of key air pollutant species during the COVID-19 pandemic ...
    • A multi-objective approach to select hydrological models and constrain structural uncertainties for climate impact assessments 

      Saavedra, Danny; Mendoza, Pablo A.; Addor, Nans; Llauca, Harold; Vargas, Ximena

      (John Wiley and Sons, 2021-12)
      Embargado
      The assessment of climate change impacts on water resources and flood risk is typically underpinned by hydrological models calibrated and selected based on observed streamflow records. Yet, changes in climate are rarely ...
    • A Novel High-Resolution Gridded Precipitation Dataset for Peruvian and Ecuadorian Watersheds: Development and Hydrological Evaluation 

      Fernández Palomino, Carlos; Hattermann, Fred; Krysanova, Valentina; Lobanova, Anastasia; Vega Jácome, Fiorella; Lavado-Casimiro, W.; Santini, William; Aybar Camacho, Cesar Luis; Bronstert, Axel

      (American Meteorological Society, 2022-03)
      Acceso abierto
      A novel approach for estimating precipitation patterns is developed here and applied to generate a new hydrologically corrected daily precipitation dataset, called RAIN4PE (Rain for Peru and Ecuador), at 0.18 spatial ...
    • Accuracy assessment of SRTM v4 and ASTER GDEM v2 over the Altiplano watershed using ICESat/GLAS data 

      Satgé, F.; Bonnet, M.P; Timouk, F.; Calmant, S.; Pillco, R.; Molina, J.; Lavado-Casimiro, W.; Arsen, A.; Crétaux, J.F.; Garnier, J.

      (Taylor and Francis Ltd., 2015-01)
      Acceso cerrado
      The new Global Digital Elevation Model (GDEM v2) has been available since 17 October 2011. With a resolution of approximately 30 m, this model should provide more accurate information than the latest version of Shuttle ...
    • 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 abierto
      The 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 ...
    • Amazon River dissolved load: temporal dynamics and annual budget from the Andes to the ocean 

      Moquet, J.S.; Guyot, J.L.; Crave, A.; Viers, J.; Filizola, N.; Martinez, J.-M.; Oliveira, T.C.; Sánchez, L.S.H.; Lagane, C.; Lavado-Casimiro, W.; Noriega, L.; Pombosa, R.

      (Springer Verlag, 2016-06)
      Acceso abierto
      The aim of the present study is to estimate the export fluxes of major dissolved species at the scale of the Amazon basin, to identify the main parameters controlling their spatial distribution and to identify the role of ...
    • Análisis de frecuencia regional de las precipitaciones máximas diarias en la región hidrográfica del Titicaca 

      Lujano Laura, Efrain; Felipe-Obando, Oscar

      (Universidad Nacional del Altiplano de PunoPE, 2015)
      Acceso abierto
      La presente investigación se realizó en la región hidrográfica del Titicaca (lado Peruano), ubicado entre los Departamentos de Puno y Tacna, teniendo como objetivo desarrollar modelos regionales de precipitaciones máximas ...
    • Análisis de la relación entre el comportamiento estacional de los contaminantes sólidos sedimentables con las condiciones meteorológicas predominantes en la zona metropolitana de Lima-Callao durante el año 2004 

      Silva Cotrina, José; Montoya Cabrera, Zarela

      (Universidad Católica Boliviana San PabloPE, 2006)
      Acceso abierto
      Using data of atmospheric pollution dust registered in a network of 24 sample points, suitably distributed into the atmospheric basin of Lima-Callao Metropolitan Area and spatially analyzed related to the diary and annual ...
    • Análisis del comportamiento espectro – temporal de los cultivos agrícolas en el valle del río San Juan - Chincha 

      Castillo Osorio, Ever Enrique; Vassallo Vásquez, Carmen Zoila; Sánchez Zavaleta, Kevin Arnold; Trebejo, Irene

      (Servicio Nacional de Meteorología e Hidrología del PerúPE, 2010)
      Acceso abierto
      La actividad agrícola es de gran importancia para el desarrollo de la economía en el Perú. En este contexto, el artículo describe el análisis del comportamiento espectro-temporal de los cultivos agrícolas del valle del río ...
    • Análisis espacial del comportamiento fenológico de la vegetación en la cuenca del rio Chira usando imágenes de alta resolución espectral 

      Dedios Mimbela, Ninell Janett

      (Servicio Nacional de Meteorología e Hidrología del PerúPE, 2009)
      Acceso abierto
      El presente artículo forma parte del proyecto “MONITOREO DE LOS ECOSISTEMAS AGRICOLAS Y NATURALES EN LA REGION PIURA DESDE LAS TECNOLOGIAS: TELEDETECCION Y SISTEMAS DE INFORMACION GEOGRAFICA”. El objetivo de este trabajo ...
    • Análisis regional de frecuencia de precipitación anual para la determinación de mapas de sequías 

      Acuña, Julia; Felipe-Obando, Oscar; Ordoñez, Julio; Arboleda Orozco, Juan Fernando

      (Servicio Nacional de Meteorología e Hidrología del PerúPE, 2011)
      Acceso abierto
      Determinar la probabilidad de ocurrencia y frecuencia de sequías es de relevante importancia para la gestión de los recursos hídricos sobre todo en zonas áridas como es la vertiente del Pacífico en el Perú. Las principales ...
    • Anticipation Mechanism for Cold Wave: Forecast Based Financing a Case Study in the Peruvian Andes 

      Bazo, Juan; de Perez, Coughlan; Jácome Vergaray, Gerardo; Mantilla, Kemper; Destrooper, Mathieug; Van Aalst, Maarten

      (Frontiers Media S.A., 2021-11)
      Acceso abierto
      In June 2018, the Peruvian provinces of Arequipa and Puno in the southern Andean region were affected by heavy snowfall, which caused severe damage to people and livelihoods in several communities. Using the Forecast-based ...
    • Assessing hydrological changes in a regulated river system over the last 90 years in Rimac Basin (Peru) 

      Vega-Jácome, Fiorella; Lavado-Casimiro, W.; Felipe-Obando, Oscar

      (Springer-Verlag Wien, 2018-04)
      Acceso abierto
      Hydrological changes were assessed considering possible changes in precipitation and regulation or hydraulic diversion projects developed in the basin since 1960s in terms of improving water supply of the Rimac River, which ...
    • Assessing multidecadal runoff (1970–2010) using regional hydrological modelling under data and water scarcity conditions in Peruvian Pacific catchment 

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

      (John Wiley and Sons Ltd, 2019-01)
      Acceso abierto
      In a context of water scarcity in Peruvian Pacific catchments as a crucial issue for Peru, added to the paucity of data availability, we propose a methodology that provides new perspectives for freshwater availability ...
    • Assessing near real-time satellite precipitation products for flood simulations at sub-daily scales in a sparsely gauged watershed in Peruvian andes 

      Llauca, Harold; Lavado-Casimiro, W.; León, Karen; Jimenez, Juan C.; Traverso-Yucra, Kevin Arnold; Rau, Pedro

      (MDPI AG, 2021-02-23)
      Acceso abierto
      This study investigates the applicability of Satellite Precipitation Products (SPPs) in near real-time for the simulation of sub-daily runoff in the Vilcanota River basin, located in the southeastern Andes of Peru. The ...
    • Assessment of climate change impacts on the hydrology of the Peruvian Amazon-Andes basin 

      Lavado-Casimiro, W.; Labat, D.; Guyot, J.L.; Ardoin-Bardin, Sandra

      (Wiley-Blackwell, 2011-11)
      Embargado
      In this article, we propose an investigation of the modifications of the hydrological response of two Peruvian Amazonas-Andes basins in relationship with the modifications of the precipitation and evapotranspiration rates ...
    • 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 abierto
      Seasonal 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 ...
    • Association between air pollution in Lima and the high incidence of COVID-19: findings from a post hoc analysis 

      Vasquez-Apestegui, Bertha; Parras-Garrido, Enrique; Tapia, Vilma; Paz-Aparicio, Valeria M.; Rojas Quincho, Jhojan Pool; Sanchez-Ccoyllo, Odón R.; Gonzales, Gustavo F.

      (BioMed Central Ltd, 2021)
      Acceso abierto
      Background: Coronavirus disease 2019 (COVID-19) originated in the People’s Republic of China in December 2019. Thereafter, a global logarithmic expansion of cases occurred. Some countries have a higher rate of infections ...