RSS 1.001. Artículos Científicos
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Impacts of LULC and climate change on runoff and sediment production for the Puyango-Tumbes basin (Ecuador-Peru)
Peña-Murillo, Robinson; Lavado-Casimiro, W.; Bourrel, Luc
(Frontiers', 2024)Acceso abiertoClimate change will cause alterations in the hydrological cycle, a topic of great relevance to the scientific community due to its impacts on water resources. Investigating changes in hydrological characteristics at the ... -
Present Variability and Future Change in Onset and Cessation of the Rainy Season Over Peru
De la Cruz, Gustavo; Huerta, Adrian; Espinoza, Jhan-Carlo; Lavado-Casimiro, W.
(Royal Meteorological Society, 2024)Acceso cerradoChanges in patterns of accumulated rainfall, as well as the rainy season onset, cessation and duration, can impact the availability of water resources and sectors such as agriculture, affecting the livelihoods of the ... -
Characteristics of Precipitation and Mesoscale Convective Systems Over the Peruvian Central Andes in Multi 5-Year Convection-Permitting Simulations
Huang, Yongjie; Xue, Ming; Hu, Xiao-Ming; Martin, Elinor; Novoa, Hector Mayol; McPherson, Renee A.; Liu, Changhai; Ikeda, Kyoko; Rasmussen, Roy; Prein, Andreas F.; Perez, Andres Vitaliano; Morales, Isaac Yanqui; Ticona Jara, José Luis; Auria Julieta, Flores Luna
(American Geophysical Union, 2024)Using the Weather Research and Forecasting model with two planetary boundary layer schemes, ACM2 and MYNN, convection-permitting model (CPM) regional climate simulations were conducted for a 6-year period, including a ... -
Understanding Spatio-Temporal Hydrological Dynamics Using SWAT: A Case Study in the Pativilca Basin
Pachac-Huerta, Yenica; Lavado-Casimiro, W.; Zapana, Melania; Peña, Robinson
(MDPI, 2024)Acceso abiertoThis study investigates the hydrological dynamics of the Pativilca Basin in the Southern Hemisphere using the SWAT (Soil and Water Assessment Tool) model. Seventy-seven watersheds across a mountainous region were analyzed ... -
Increasing frequency and precipitation intensity of convective storms in the Peruvian Central Andes: Projections from convection-permitting regional climate simulations
Huang, Yongjie; Xue, Ming; Hu, Xiao-Minga; Martin, Elinor; Novoa, Héctor Mayold; McPherson, Renee A.; Liu, Changhai; Chen, Mengye; Hong, Yang; Perez, Andres; Morales, Isaac Yanquid
(Royal Meteorological Society, 2024)Acceso cerradoTo explore the potential impacts of climate change on precipitation and mesoscale convective systems (MCSs) in the Peruvian Central Andes, a region with complex terrain, two future convection-permitting regional climate ... -
Benefits of the coupling in the downscaling the South American climate
Ordoñez, Jorge; Paredes, Jonathan; Vázquez, Rubén; Llacza, Alan; Jacome, Gerardo; De la Cruz, Gustavo; Llamocca, Jorge; Acuña, Delia; Sein, Dmitry V.; Álvarez, Erick; Cabos, William
(Elsevier, 2024)Acceso abiertoWe evaluate the benefits of the use of a regional coupled model over its stand-alone atmospheric component when forced by reanalysis data in the simulation of the South American climate. We find that the coupling allows ... -
The 2022-23 drought in the South American Altiplano: ENSO effects on moisture flux in the western Amazon during the pre-wet season
Gutierrez-Villarreal, Ricardo A.; Espinoza, Jhan-Carlo; Lavado-Casimiro, Waldo; Junquas, Clémentine; Molina-Carpio, Jorge; Condom, Thomas; Marengo, José A.
(Servicio Nacional de Meteorología e Hidrología del Perú, 2024)The 2022-23 hydrological year in the Lake Titicaca, Desaguadero River, and Lake Poopó hydrological system (TDPS) over the South American Altiplano constituted a historically dry period. This drought was particularly severe ... -
Pronóstico de las concentraciones de material particulado en el aire (pm10) utilizando redes neuronales artificiales: caso estudio en el distrito de Ate, Lima
Rojas Quincho, Jhojan Pool; Medina Dionicio, Elvis Anthony
(Sociedad Química del Perú, 2022)Acceso abiertoLa presente investigación tuvo como objetivo evaluar el desempeño del modelo de Redes Neuronales Artificiales (RNA) para pronosticar las concentraciones de PM10 en el aire, para lo cual se hizo un caso estudio para el ... -
Hydrological Response Assessment of Land Cover Change in a Peruvian Amazonian Basin Impacted by Deforestation Using the SWAT Model
Paiva, Karla; Rau, Pedro; Montesinos, Cristian; Lavado Casimiro, Waldo Sven; Bourrel, Luc; Frappart, Fréderic
(MDPI, 2024)Acceso abiertoThe watershed hydrologic conditions in the Madre de Dios (MDD) Basin in the Peruvian Amazon have been irreversibly impacted by deforestation and changes in land cover. These changes have also had detrimental effects on the ... -
Performance of Regional Climate Model Precipitation Simulations Over the Terrain-Complex Andes-Amazon Transition Region
Gutierrez, Ricardo A.; Junquas, Clémentine; Armijos, Elisa; Sörensson, Anna A.; Espinoza, Jhan-Carlo
(American Geophysical Union, 2024)Acceso abiertoRegional climate models (RCMs) are widely used to assess future impacts associated with climate change at regional and local scales. RCMs must represent relevant climate variables in the present-day climate to be considered ... -
Hailstorm events in the Central Andes of Peru: Insights from historical data and radar microphysics
Valdívia, Jairo M.; Flores-Rojas, José Luis; Prado, Josep J.; Guizado, David; Villalobos-Puma, Elver; Callañaupa, Stephany; Silva-Vidal, Yamina
(European Geosciences Union, 2024)Hailstorms, while fascinating from a meteorological perspective, pose significant risks to communities, agriculture, and infrastructure. In regions such as the Central Andes of Peru, the characteristics and frequency of ... -
The new record of drought and warmth in the Amazon in 2023 related to regional and global climatic features
Espinoza, Jhan-Carlo; Jimenez, Juan Carlos; Marengo, José Antonio; Schongart, Jochen; Ronchail, Josyane; Lavado-Casimiro, W.; Ribeiro, João Vitor M.
(Springer, 2024)In 2023 Amazonia experienced both historical drought and warm conditions. On October 26th 2023 the water levels at the port of Manaus reached its lowest record since 1902 (12.70 m). In this region, October monthly maximum ... -
Advancing South American Water and Climate Science through Multidecadal Convection-Permitting Modeling
Dominguez, Francina; Rasmussen, Roy; Liu, Changhai; Ikeda, Kyoko; Prein, Andreas; Varble, Adam; Arias, Paola A.; Bacmeister, Julio; Bettolli, Maria Laura; Callaghan, Patrick; Carvalho, Leila M. V.; Castro, Christopher L.; Chen, Fei; Chug, Divyansh; Chun, Kwok Pan (Sun); Dai, Aiguo; Danaila, Luminita; da Rocha, Rosmeri Porfírio; Nascimento, Ernani de Lima; Dougherty, Erin; Dudhia, Jimy; Eidhammer, Trude; Feng, Zhe; Fita, Lluís; Fu, Rong; Giles, Julian; Gilmour, Harriet; Halladay, Kate; Huang, Yongjie; Iza Wong, Angela Maylee; Lagos-Zúñiga, Miguel Ángel; Jones, Charles; Llamocca, Jorge; Llopart, Marta; Martinez, J. Alejandro; Martinez, J. Carlos; Minder, Justin R.; Morrison, Monica; Moon, Zachary L.; Mu, Ye; Neale, Richard B.; Núñez Ocasio, Kelly M.; Pal, Sujan; Potter, Erin; Poveda, German; Puhales, Franciano; Rasmussen, Kristen L.; Rehbein, Amanda; Rios-Berrios, Rosimar
(American Meteorological Society, 2024-01-08)South America’s hydroclimate sustains vibrant communities and natural ecosystems of extraordinary biodiversity including the Andes Cordillera, and the Orinoco, La Plata, and Amazon basins. Global warming and land-use change ... -
Synoptic and cloud-scale aspects related to an extreme rainfall event that occurred in April 2019 in the city of Rio de Janeiro (Brazil)
da Silva, Fabricio Polifke; Luiz-Silva, Wanderson; Huamán, Joao; de Almeida França, José Ricardo
(Servicio Nacional de Meteorología e Hidrología del Perú, 2024)Acceso abiertoThe development, rate, and duration of extreme rainfall events over a region depend on the coexistence and strength of multiple atmospheric physical conditions. Then, understanding the synoptic and cloud-scale aspects is ... -
Estimación de lluvias extremas mediante un enfoque de análisis regional y datos satelitales: Cusco – Perú
Aragón, Luis; Lavado-Casimiro, W.; Montesinos, Cristian; Zubieta, Ricardo; Laqui, Wilber
(Instituto Mexicano de Tecnología del Agua, 2024)La frecuencia y magnitud de los eventos climáticos extremos de precipitación han aumentado significativamente en varios países del mundo, incluido Perú. Estos hechos causan pérdidas económicas y humanas, especialmente en ... -
Constraining Flood Forecasting Uncertainties through Streamflow Data Assimilation in the Tropical Andes of Peru: Case of the Vilcanota River Basin
Llauca, Harold; Arestegui, Miguel; Lavado-Casimiro, W.
(MDPI, 2023-11)Flood modeling and forecasting are crucial for managing and preparing for extreme flood events, such as those in the Tropical Andes. In this context, assimilating streamflow data is essential. Data Assimilation (DA) seeks ... -
The central South America region includes Brazil, Peru, Paraguay, and Bolivia
Marengo, J.; Espinoza, J.C.; Alves, L.M.; Ronchail, J.; Cunha, A.P.; Ramos, A. M.; Molina-Carpio, J.; Correa, K.; Avalos, G.; Lavado-Casimiro, W.; Baez, J.; Salinas, R.; Quispe, W. R.; Quisbert, K.
(American Meteorological Society, 2023)Acceso abiertoThe 2022 mean temperature for central South America was 0.23°C above the 1991–2020 average (Fig. 7.13). Much of the region had near- to above-average mean annual temperatures (Fig. 7.11). Seasonally, during December–February, ... -
Hydrological Response Assessment of Land Cover Change in a Peruvian Amazonian Basin Impacted by Deforestation Using the SWAT Model
Paiva, Karla; Rau, Pedro; Montesinos, Cristian; Lavado-Casimiro, W.; Bourrel, Luc; Frappart, Frédéric
(MDPI, 2023)Acceso abiertoThe watershed hydrologic conditions in the Madre de Dios (MDD) Basin in the Peruvian Amazon have been irreversibly impacted by deforestation and changes in land cover. These changes have also had detrimental effects on the ... -
Rainfall Erosivity in Peru: A New Gridded Dataset Based on GPM-IMERG and Comprehensive Assessment (2000–2020)
Gutierrez, Leonardo; Huerta, Adrian; Sabino, Evelin; Bourrel, Luc; Frappart, Frédéric; Lavado-Casimiro, W.
(Servicio Nacional de Meteorología e Hidrología del Perú, 2023)In soil erosion estimation models, the variables with the greatest impact are rainfall erosivity (𝑅𝐸), which is the measurement of precipitation energy and its potential capacity to cause erosion, and erosivity density ... -
High-resolution grids of daily air temperature for Peru - the new PISCOt v1.2 dataset
Huerta, Adrian; Aybar, Cesar; Correa, Kris; Noemi, Imfeld; Felipe-Obando, Oscar; Rau, Pedro; Drenkhan, Fabian
(Nature, 2023)Gridded high-resolution climate datasets are increasingly important for a wide range of modelling applications. Here we present PISCOt (v1.2), a novel high spatial resolution (0.01°) dataset of daily air temperature for ...
