• The Effect of COVID-19 Lockdowns on the Air Pollution of Urban Areas of Central and Southern Chile 

      Morales-Solís, Karina; Ahumada, Hernán; Rojas Quincho, Jhojan Pool; Urdanivia Lermo, Francesco Renato; Catalán, Francisco; Claramunt, Tomas; Toro A., Richard; Manzano, Carlos A.; Leiva-Guzmán, Manuel A.

      (AAGR Aerosol and Air Quality Research, 2021)
      Acceso abierto
      We present the effects of the confinement and physical distancing policies applied during the COVID-19 pandemic on the concentrations of PM10, PM2.5, NO, NO2 and O3 in 16 cities in central and southern Chile. The period ...
    • 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 ...
    • Climate change threats to environment in the tropical Andes: glaciers and water resources 

      Chevallier, Pierre; Pouyaud, Bernard; Suarez, Wilson; Condom, Thomas

      (Springer, 2010-11-14)
      Acceso cerrado
      Almost all of the world’s glaciers in the tropical latitudes are located in the Central Andes (Peru, Bolivia, Ecuador and Colombia). Due to their high altitude, to the high level of radiation and to the tropical climate ...
    • On the future of the water resources from glacier melting in the Cordillera Blanca, Peru 

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

      (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 ...
    • 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 ...
    • 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 ...
    • 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 ...
    • Trends and space–time patterns of near-surface temperatures on Maxwell Bay, King George Island, Antarctica 

      Bello, Cinthya; Suarez, Wilson; Lavado-Casimiro, W.

      (Royal Meteorological Society, 2022-04)
      Acceso cerrado
      There is growing interest in the international scientific community in characterizing climate variability in Antarctica because of the continent's fundamental role in regulating the world's climate. Researchers have ...
    • 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)
      Acceso cerrado
      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 ...
    • Climate Change Impact on Peruvian Biomes 

      Zevallos, Jose; Lavado-Casimiro, W.

      (MDPI, 2022-02)
      Acceso abierto
      The biodiversity present in Peru will be affected by climatic and anthropogenic changes; therefore, understanding these changes will help generate biodiversity conservation policies. This study analyzes the potential ...
    • 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 ...
    • The Energy and Mass Balance of Peruvian Glaciers 

      Fyffe, C.L.; Potter, E.; Fugger, S.; Orr, A.; Fatichi, Simone; Loarte, Edwin; Medina, Katy; Hellström, R.Å.; Bernat, M.; Aubry-Wake, Caroline; Gurgiser, W.; Perry, L. B.; Suarez, Wilson; Quincey, D.J.; Pellicciotti, F.

      (John Wiley & Sons, 2021-12)
      Acceso abierto
      Peruvian glaciers are important contributors to dry season runoff for agriculture and hydropower, but they are at risk of disappearing due to climate change. We applied a physically based, energy balance melt model at five ...
    • Evolution of the tropical response to periodic extratropical thermal forcing 

      Shin, Y.; Kang, S.M.; Takahashi, Ken; Stuecker, M.F.; Hwang, Y.-T.; Kim, D.

      (American Meteorological Society, 2021-08)
      Acceso abierto
      This study examines the temporal evolution of the extratropically forced tropical response in an idealized aquaplanet model under equinox condition. We apply a surface thermal forcing in the northern extratropics that ...
    • Central South America 

      Marengo, José A.; Espinoza, J.C.; Alves, Lincoln M.; Ronchail, J.; Lavado-Casimiro, W.; Ramos, A. M.; Molina-Carpio, J.; Correa, Kris; Baez, J.; Salinas, R.

      (American Meteorological Society, 2020-08)
      Acceso abierto
      Heavy rainfall events were observed in January along the dry southern coast of Peru, resulting in some locations breaking precipitation records of more than 30 years. Heavy rainfall during February led to 42 landslides ...
    • Climatic control on eastern Andean denudation rates (Central Cordillera from Ecuador to Bolivia) 

      Pepin, E.; Guyot, J.L.; Armijos, E.; Bazan, H.; Fraizy, Pascal; Moquet, J.S.; Noriega, L.; Lavado-Casimiro, W.; Pombosa, R.; Vauchel, P.

      (Elsevier, 2013-07)
      Acceso cerrado
      The suspended sediment yield and associated current denudation rates of eight large catchments located along the eastern range of the central Andes have been determined. The catchments have been chosen as mountainous and ...
    • Cl and Na Fluxes in an Andean Foreland Basin of the Peruvian Amazon: An Anthropogenic Impact Evidence 

      Moquet, Jean-Sébastien; Maurice, Laurence; Crave, Alain; Viers, Jérôme; Arevalo, Nore; Lagane, C.; Lavado-Casimiro, W.; Guyot, J.L.

      (Springer, 2014-09-14)
      Acceso abierto
      The dissolved load of the Amazon River is generally considered to be lowlyimpacted by anthropogenic activities. In this work, based on the chemical and hydrologicaldatabase of the Environmental Research Observatory—HYBAM ...
    • 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 ...
    • Low-frequency modulation and trend of the relationship between ENSO and precipitation along the northern to centre Peruvian Pacific coast 

      Bourrel, L.; Rau, Pedro; Dewitte, Boris; Labat, David; Lavado-Casimiro, W.; Coutaud, Aude; Vera, Andrea; Alvarado, Abigail; Ordóñez Gálvez, Juan Julio

      (John Wiley and Sons, 2014-05-21)
      Acceso abierto
      The relationship between El Niño Southern Oscillation (ENSO) and precipitation along the Peruvian Pacific coast is investigated over 1964–2011 on the basis of a variety of indices accounting for the different types of El ...
    • Measurements of sulfur dioxide,ozone and ammonia concentrations in Asia,Africa,and South America using passive samplers 

      Carmichae, Gregory R.; Ferm, Martin; Thongboonchoo, Narisara; Woo, Jung-Hun; Chanc, L.Y.; Muranod, Kentaro; Viet, Pham Hung; Mossberg, ,Carl; Bala, Rajasekhlar; Boonjawat, Jariya; Upatum, Pramote; Mohan, Manju; Adhikary, Sharad P.; Shrestha, ,Arun B.; Pienaar, J.J.; Brunke, Ernst B.; Chen, ,Tai; Jiep, Tang; Guoan, Ding; Leong Chow, Peng; Dhiharto, Sri; Harjanto, Hery; Jose, Aida M.; Wilson, Kimani; Kirouane, Abdelmalek; Lacaux, Jean-Pierre; Richard, Sandrine; Barturen, Osvaldo; Carrasco Cerda, Jorge; Athayde, Augusto; Tavares, Tania; Silva Cotrina, José; Bilici, Erdal

      (Elsevier, 2003)
      Acceso abierto
      Measurements of gaseous SO2,NH3,and O3 using IVL passive sampler technology were obtained during a pilot measurement program initiated as a key component of the newly established WMO/GAW Urban Research Meteorology and ...
    • Atmospheric transmissivity: distribution and empirical estimation around the central Andes 

      Baigorria, Guillermo; Villegas, Esequiel B.; Trebejo, Irene; Carlos, Jose F.; Quiroz, Roberto

      (John Wiley & Sons, 2004)
      Acceso abierto
      This study of the distribution in space and time of atmospheric transmissivity τ takes into account the fact that, in complex terrain, many factors affect this variable; thus, it is not possible to use the generalizations ...