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El ruido ambiental asociado a la riqueza de aves en una microcuenca urbana en Heredia, Costa Rica
(Memorias del I Congreso Internacional de Ciencias Exactas y Naturales, Universidad Nacional, 2019, 2019-06)
Urban ecosystems have a great variety of pollutants such as noise that affect the communication of species. There are few studies on this subject in urban areas of Costa Rica and our objective was to characterize the ...
Gestionando el riesgo por tsunami desde las comunidades
(IV Congreso Nacional de Gestión del Riesgo y Adaptación al Cambio Climático, Heredia 10 y 11 de octubre 2018, 2018)
En caso de que la Comisión Nacional de Prevención de Riesgos y Atención de Emergencias (CNE) declare alerta por tsunami, las personas que se encuentran zonas de riesgo deben evacuar antes de la llegada de la primera ola. ...
Indicadores ambientales de áreas verdes urbanas para la gestión en dos ciudades de Costa Rica
(2018-08)
Abstract: Environmental indicators of urban green areas for management in two cities of Costa Rica. Environmental quality contributes to the physical and mental well-being of the population. In this way, the green areas ...
Hidrography and river plumes in Golfo Dulce, South Pacific of Costa Rica
(Universidad de Costa Rica, 2015-07)
Oceanographic variables at 33 stations distributed in Golfo Dulce, Costa Rica, during the dry and rainy seasons between 2009 and 2010, were analyzed with CTD profiles, where salinity, temperature, sigma-T and currents were ...
Polycrystalline indium films in the percolation threshold regime: Time correlation between electric conduction and optical properties with film morphology
(IOP Publishing Ltd., 2014-02-21)
Polycrystalline indium films have been deposited at room temperature by electron beam evaporation on amorphous quartz substrates. Once deposited, electrical resistance and specular reflection of the films, for wavelengths ...
E-commerce and coffee in Costa Rica: Case studies of costa rican roaster companies
(Proceedings - 2015 41st Latin American Computing Conference [CLEI], 2015-12-17)
This paper presents the results of an exploratory multiple case study about the use of e-commerce for selling roasted coffee from Costa Rica. Four Costa Rican roasting companies are considered. This study is aimed at ...
The geographic distribution of Costa Rican velvet worms (Onychophora: Peripatidae)
(Revista de Biologia Tropical vol.64 no.4 1401-1414 2016, 2016-06-06)
Velvet worms, “peripatus” or onychophorans, are “living fossils” that were geographically widespread in Cambrian seas but now occur exclusively on terrestrial habitats. The only extant species studied in some detail are ...
Nesting ecology of East Pacific green turtles at Playa Cabuyal, Gulf of Papagayo, Costa Rica
(2014-07)
East Pacific green turtles (Chelonia mydas), often referred to as black turtles, are smaller and exhibit a lower reproductive output than other populations of green turtles in the Atlantic, Indian and Western Pacific Oceans. ...
Variations in the geostrophic circulation pattern and thermohaline structure in the Southeast Central American Pacific
(Revista de Biologia Tropical vol.64 suppl.1 s121-s134 2016, 2016-03)
This study was conducted in the southeast region of the Central American Pacific, an area of great oceanographic importance due to the presence of various upwelling phenomena and the direct influence of the ENSO on its ...
Exploitation and reproduction of the bullnose ray (Myliobatis freminvillei) caught in an artisanal fishery in La Pared, Margarita Island, Venezuela
(Fishery Bulletin - National Oceanic and Atmospheric Administration vol.114 no.2 144-152 2016, 2016-01-21)
Species of the genus Myli-obatis have been poorly assessed because of a lack of available information regarding their capture and life history. We provide valuable data based on the commercial landings of the bullnose ray ...