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Dynamics of precipitation in transition:
The water source for the Galápagos Archipelago
under climate change

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Dr. Johanna Orellana-Alvear

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Johanna Orellana-Alvear


Contact

010102 Cuenca
Click for email address.


Curriculum vitae

https://www.ucuenca.edu.ec/idrhica/index.php/en/staff/researchers/johanna-orellana/



Scientific interest

  • Machine learning-based modelling
  • Hydrometeorology
  • Active remote sensing: radar hydrology and meteorology


Publications

Articles

  • 2025
  • Turini, N.; Delgado Maldonado, B.; Jung, I.; Bayas López, S.; Ballari, D.; Célleri Alvear, R.; Orellana-Alvear, J.; Schmidt, B.; Scherer, D. & Bendix, J. (2025): ENSO-Like Anomalies Alter the Diurnal Pattern of Seasonal Rainfall in the Garúa-Dominated Highlands of the Galápagos Archipelago. Atmospheric Research 336, 108810.
  • Turini, N.; Maldonado, B.D.; Zander, S.; López, S.D.B.; Ballari, D.; Célleri Alvear, R.; Orellana-Alvear, J.; Schmidt, B.; Scherer, D. & Bendix, J. (2025): Operational satellite cloud products need local adjustment--The Galapagos case of ecoclimatic cloud zonation. Atmospheric Research 315, 107918.
  • 2023
  • Zander, S.; Turini, N.; Ballari, D.; Bayas López, S.; Célleri Alvear, R.; Delgado Maldonado, B.; Orellana-Alvear, J.; Schmidt, B.; Scherer, D. & Bendix, J. (2023): The Spatio-Temporal Cloud Frequency Distribution in the Galapagos Archipelago as Seen from MODIS Cloud Mask Data. Atmosphere 14, 1225.



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ASOS biral CDF Cerro Crocker climate station Cloud frequency clouds Floreana Galapagos Archipelago Geostationary Operational Environmental Satellite-16 historical data inamhi Isabela METAR MRR quality checked raw data San Cristobal Santa Cruz year book
anomalies Climate Change Cloud frequency clouds diurnal cycle El niño ENSO Error Galapagos Archipelago Galápagos Islands Geostationary Operational Environmental Global Precipitation Products la nina local SST MODIS MRR SDG sea surface temperature structures spatial clusters ustainable development

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Latest datasets

  • » Wildcamera at CDF created by: Nazli Turini

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  • » Linking Sea Surface Temperature Clusters and Daily Rainfall Extremes During Four El Niño Events in the Galápagos Islands (1991–2024)
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