Browsing Facultad de Ciencias de la Tierra y el Mar by Title
Now showing items 21-40 of 1067
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Abejas de Costa Rica
(Editorial Universidad de Costa Rica, 2021)Este texto está dirigido a las personas que no tienen conocimiento previo de ento-mología (el estudio de insectos), pero sí tienen interés en conocer la diversidad de abejas en Costa Rica, su forma de vida, cómo interactúan ... -
Abordaje de factores de éxito académico desde la unidad académica: El caso de la escuela Ciencias Geográficas, Universidad Nacional, Costa Rica.
(Universidad Estatal a Distancia, 2010-05)La educación superior enfrenta el reto de responder al cambio social, tecnológico y a las nuevas formas de organización del trabajo. La autoevaluación de carreras universitarias contribuye al mejoramiento continuo de las ... -
Abundance, habitat and body measurements of the rare Long-clawed Mouse (Pearsonomys annectens) in the coastal temperate rainforest of southern Chile
(Studies on Neotropical Fauna and Environment, 2012)Based on rodent trappings in eight localities from 1998 to 2005 (14,984 trap-nights), we provide detailed information on abundance, habitat and additional body measurements of the Long-clawed Mouse (Pearsonomys annectens), ... -
Abundance, size and population structure of whitetip reef sharks, Triaenodon obesus (Carcharhiniformes: Carcharhinidae), in Bahia Chatham, Parque Nacional Isla del Coco, Costa Rica.
(Universidad Nacional, Costa Rica, 2012)Approximately 12 species of shark inhabit at Coco Island National Park (PNIC); some are migratory, such as the hammerhead shark (Sphyrna lewini) and whale shark (Rincodon typus), and others are resident, like the whitetip ... -
Abundancia del jaguar (Panthera onca), otros felinos y sus presas potenciales en el Parque Nacional Santa Rosa, Costa Rica / Abundance of jaguars (Panthera onca), other felids and their potential prey in Santa Rosa National Park, Costa Rica
(Universidad Nacional, Costa Rica, 2015)Abundance of jaguars (Panthera onca), other felids and their potential prey in Santa Rosa National Park, Costa Rica. Santa Rosa National Park, Guanacaste Province, protects one of the largest rem-nants of ... -
Accesibilidad al recurso hídrico en las subcuencas de Quebrada Zúñiga, Quebrada Santo Domingo y Quebrada Salitral, Orotina, Alajuela.
(Universidad Nacional, Costa Rica, 2023-04-03)La presente investigación tiene como objetivo analizar la accesibilidad y la disponibilidad al recurso hídrico en las subcuencas de Quebrada Santo Domingo, Quebrada Salitral y Quebrada Zúñiga, localizadas en el cantón ... -
Active Thrusting in the Inner Fore arc of Middle America, Costa Rica
(American Geophysical Union, 2004)Summary of the paper "Active Thrusting in the Inner Fore arc of Middle America, Costa Rica" -
La actividad explosiva del volcán Turrialba (Costa Rica) en el período 2010 - 2016
(Universidad de Costa Rica, 2016-12-18)The most recent eruptive activity of Turrialba volcano began on the 5th of January 2010, after more than a century of dormancy. The fragmentation process and aerodynamic behavior of the ash from Turrialba’s vulcanian ... -
Acute health effects of organophosphorus pesticides on Tanzanian small-scale coffee growers
(Nature Publishing Group, 2001-07-01)A cute health effects of organophosphorus (PP) pesticides on coffee farmworkers in 1991-1992 in Tanzania are reported to provide a basis for concern over farmworkers being overexposed during application. Workers exposed ... -
Acute, chronic and biochemical effects of chlorothalonil on Agalychnis callidryas, Isthmohyla pseudopuma and Smilisca baudinii tadpoles
(Springer, 2016-08-05)Declines of amphibian populations have been a worldwide issue of concern for the scientific community during the last several decades. Efforts are being carried out to elucidate factors related to this phenomenon. Among ... -
Adaptación autónoma a eventos hidrometeorológicos extremos: estudio de caso sobre la convivencia de un territorio indígena con el riesgo climático en la cuenca del río Sixaola, Costa Rica
(Universidad Nacional, Costa Rica, 2016-12)La adaptación autónoma se refiere a las medidas tomadas por una población específica, como una respuesta autogestionada a un estímulo climático adverso. La ausencia de ayudas gubernamentales o inversiones de gran magnitud ... -
Adaptación de indicadores de turismo sostenible: implementación en Chiapas, México
(Universidad de Costa Rica, Costa Rica, 2020-09-25)Este estudio adapta y propone una serie de indicadores de turismo sostenible, así como un índice de sostenibilidad turística. Se aplicaron indicadores cuantitativos y cualitativos en un centro turístico de Chiapas, ... -
Adult Trees Cryptomeria japonica (Thunb. ex L.f.) D. Don Micropropagation: Factors Involved in the Success of the Process
(Universidad Nacional, Costa Rica, 2023-04-05)Cryptomeria japonica (Thunb. ex L.f.) D. Don is a commercial tree native to Japan and is one of the most important forest species in that country and the Azores (Portugal). Because of the quality of C. japonica timber, ... -
Aerial application of mancozeb and urinary ethylene thiourea (ETU) concentrations among pregnant women in Costa Rica: the Infants' Environmental Health Study (ISA)
(Environmental Health Perspectives, 2014-12-01)Background: Mancozeb and its main metabolite ethylene thiourea (ETU) may alter thyroid function; thyroid hormones are essential for fetal brain development. In Costa Rica, mancozeb is aerially sprayed at large-scale banana ... -
Aerial application of mancozeb and urinary ethylene thiourea (ETU) concentrations among pregnant women in Costa Rica: the Infants' Environmental Health Study (ISA).
(Research: Children´s health, 2014-12)Background: Mancozeb and its main metabolite ethylene thiourea (ETU) may alter thyroid function; thyroid hormones are essential for fetal brain development. In Costa Rica, mancozeb is aerially sprayed at large-scale ... -
Aftershocks of the 2012 Mw 7.6 Nicoya, Costa Rica, earthquake and mechanics of the plate interface
(Seismological Society of America (SSA), 2017-05-02)Subduction of the Cocos plate beneath the Nicoya Peninsula, Costa Rica, generates large underthrusting earthquakes with a recurrence interval of about 50 yrs. The most recent of these events occurred on 5 September 2012 ... -
Age variation in the body coloration of the orb-weaver spider Alpaida tuonabo and its implications on foraging
(Nature Publishing Group, 2018-02-26)Spiders show a repertoire of strategies to increase their foraging success. In particular, some orb-weaver spiders use attractive body colorations to lure prey. Interestingly, coloration varies with age in many species, ... -
Agentes infecciosos en el zorro cangrejero (cerdocyon thous) en las áreas protegidas urbanas del Valle de Aburrá, Colombia
(Universidad Nacional, Costa Rica, 2021)La detección de agentes infecciosos en animales de fauna silvestre en entornos urbanos es fundamental para su conservación y manejo. Dependiendo del tipo de agente infeccioso que los afecte, las implicaciones son relevantes ... -
Agricoh: A consortium of agricultural cohorts
(Multidisciplinary Digital Publishing Institute(MDPI), Switzerland., 2011-04-29)AGRICOH is a recently formed consortium of agricultural cohort studies involving 22 cohorts from nine countries in five continents: South Africa (1), Canada (3), Costa Rica (2), USA (6), Republic of Korea (1), New Zealand ...