Browsing Facultad de Ciencias de la Tierra y el Mar by Title
Now showing items 170-189 of 1193
-
Cartilla Educativa Nº 2: Seguridad Laboral
(SALTRA / IRET-UNA, 2015-06-09) -
Cartilla Educativa Nº 3: Análisis, evaluación y control de riesgos
(SALTRA / IRET-UNA, 2015-06-09) -
Cartilla Educativa Nº 4: Ergonomía
(SALTRA / IRET-UNA, 2015-06-09) -
Cartilla Educativa_Higiene Ocupacional
(SALTRA / IRET-UNA, 1-12-20)La cartilla que hoy tiene en sus manos es la primera de una serie dedicada a discutir sobre los contaminantes y las condiciones del ambiente de trabajo que pueden afectar \nla salud de las personas trabajadoras. \n \nEn ... -
Cálculo de la huella hídrica del sector ganadero bovino costarricense para el 2014 como indicador de consumo de agua
(Universidad Nacional, Costa Rica, 2021-02)Alrededor del mundo la actividad ganadera ha aumentado, por lo que la presión que ejerce esta actividad en el ambiente también se encuentra en crecimiento. En Costa Rica, la actividad ganadera genera empleo y ofrece ... -
Central nervous system tumours in children in Costa Rica: 1981–96
(Blackwell Science, 2002)Incidence rates of malignant central nervous system (CNS) tumours in children in Costa Rica are presented in an international perspective. For the 16-year period 1981–96, a total of 256 CNS tumours were registered in ... -
Centro de investigaciones Apícola Tropicales (CINAT-UNA) Costa Rica; forjando conocimiento desde su quehacer en función de los programas que desarrolla. En tomo VII Colección de Oro
(EUNA, UNA, 2023-09-26)Aportes del CINAT en función de los programas que desarolla, historia, su misión y visión. Papel en el campo de la investigación, extensión. Desafios y limitaciones. Un corolario sobre nuevas metas más alla de la investigación. -
Centro Nacional del Programa Salud, Trabajo y Ambiente en América Central (SALTRA), en Honduras
(SALTRA / IRET-UNA, 2015-09-09) -
Centro SOA SALTRA-USAC: Servicios de información, asesoría, prevención de intoxicaciones y análisis de laboratorio
(SALTRA / IRET-UNA, 2015-09-09) -
El cerdo cimarrón (Sus scrofa, Suidae) en la Isla del Coco, Costa Rica: Composición de su dieta, estado reproductivo y genética
(Universidad Nacional, Costa Rica., 2001)Feral pigs (Sus scrofa) cause different kinds of damage specially on oceanic islands. Pigs were introduced at Cocos Island, Costa Rica, during 1793 and bred successfully. I analised feral pigs diet, reproductive state, ... -
El cerdo cimarrón (Sus scrofa, Suidae) en la Isla del Coco, Costa Rica: Escarbaduras, alteraciones al suelo y erosión
(Universidad Nacional, Costa Rica., 2001)Feral pigs (Sus scrofa) are of the most damaging exotic vertebrates, specially on oceanic island nativecommunities. Feral pigs inhabit Cocos Island since 1793 and there are around 400-500 individuals. In order toquantify ... -
Cetáceos de las aguas costeras del Pacífico norte y sur de Costa Rica
(Universidad Nacional, Costa Rica., 2010)Cetáceos costeros del Pacífico Norte y Sur de Costa Rica. Veintinueve especies de cetáceos ocurren en aguas costarricenses pero sólo se han realizado investigaciones extensivas para tres especies. Esto último demuestra que ... -
Changes in land cover in coastal erosion hotspots in the southern Caribbean of Costa Rica during the period 2005-2017
(Universidad Nacional, Costa Rica, 2021-07-31)Studies conducted in recent years have warned us about the effects generated by changes in the coastline along the Southern Costa Rican Caribbean coast. The objective of this research is to evaluate this effect on land ... -
Characterization of attack events on sea turtles (chelonia mydas and lepidochelys olivacea) by jaguar (panthera onca) in naranjo sector, santa rosa national park, Costa Rica
(International Journal of Conservation Science, 2016-01)In this study, we examined sea turtles consumption by jaguars and their temporal and spatial distribution at Naranjo beach, Santa Rosa National Park Costa Rica. We include information about sea turtle consumption rate by ... -
Checklist of the vascular flora of Reserva Biológica San Luis, Costa Rica
(Pensoft, 2016-03-21)The Reserva Biológica San Luis is a small protected area located on the Pacific side of the Cordillera de Tilarán, northwestern Costa Rica, with a forest transitioning between the basal and premontane floras according to ... -
Chemical characterization of filterable PM2.5 emissions generated from regulated stationary sources in the Metropolitan Area of Costa Rica
(Elsevier, 2017-01-14)Filterable PM2.5 concentrations and their chemical characterizations were analyzed for 67 boilers and 25 indirect furnaces located in the Metropolitan Area of Costa Rica from February 2014 to November 2015. The PM2.5 samples ... -
Chemical composition of PM 2.5 particles in Salamanca, Guanajuato Mexico: Source apportionment with receptor models
(Science Direct, 2012-04)The National Institute of Ecology, through Management General for Environmental Research and Training (DGCENICA) carried out a sampling campaign where a total of 21 elements were determined in 140PM 2.5 samples from one ... -
Chlorine isotope and Cl–Br fractionation in fluids of Poás volcano (Costa Rica): Insight into an active volcanic–hydrothermal system
(Elsevier, 2016-10-01)Halogen-rich volcanic fluids issued at the surface carry information on properties and processes operating in shallow hydrothermal systems. This paper reports a long-term record of Cl–Br concentrations and δ37Cl signatures ...