Results 1 to 10 of about 1,991 (161)

Upper holocene tephro-chronostratigraphy of Irazú Volcano, Costa Rica [PDF]

Scientific Reports
Irazú is one of the largest and most active volcanoes in Costa Rica. We present the tephro-chronostratigraphy of the last 2.6 ka of the Irazú volcano based on detailed field work and C14 radiometric dating, as well as a revision of the geological and ...
Daniela Campos-Durán, Guillermo E. Alvarado, Joan Martí   +2 more
doaj   +2 more sources

Geomorphological heritage inventory of Irazú Volcano, Costa Rica [PDF]

International Journal of Geoheritage and Parks, 2020
Volcanoes are part of the natural environment, and the interactions with humans are inescapable. The geoheritage studies in tropical regions, specifically tropical volcanos, are scarce despite the uniqueness, scientific value, and beauty of these ...
Dennis Pérez-Umaña, Adolfo Quesada-Román, Ghislain Zangmo Tefogoum   +2 more
doaj   +3 more sources

Extremely high diversity of sulfate minerals in caves of the Irazú Volcano (Costa Rica) related to crater lake and fumarolic activity [PDF]

International Journal of Speleology, 2018
The caves of the Irazú volcano (Costa Rica), became accessible after the partial collapse of the NW sector of the Irazú volcano in 1994, offering the opportunity to investigate active minerogenetic processes in volcanic cave environments.
Andrés Ulloa, Fernando Gázquez, Aurelio Sanz-Arranz, Jesús Medina, Fernando Rull, José María Calaforra, Guillermo E. Alvarado, María Martínez, Geoffroy Avard, J. Maarten De Moor, Jo De Waele   +10 more
doaj   +6 more sources

Response of a hydrothermal system to escalating phreatic unrest: the case of Turrialba and Irazú in Costa Rica (2007–2012)

Earth, Planets and Space, 2021
This study presents the first hydrogeochemical model of the hydrothermal systems of Turrialba and Irazú volcanoes in central Costa Rica, manifested as thermal springs, summit crater lakes, and fumarolic degassing at both volcanoes.
D. Rouwet, R. Mora-Amador, C. Ramírez, G. González, E. Baldoni, G. Pecoraino, S. Inguaggiato, B. Capaccioni, F. Lucchi, C. A. Tranne   +9 more
doaj   +1 more source

Contextos y dinámicas de las protestas de la diversidad sexual y de género en México

Revista Pueblos y Fronteras Digital, 2023
El libro Cuerpos disidentes y sus cartografías de protesta presenta un análisis diagnóstico en relación con las movilizaciones de la diversidad sexual y de género en nueve municipios de México.
Irazu Gómez García
doaj   +1 more source

Strength and safety of slab-wall joints of reinforced concrete buildings under gravity and lateral loads/Gelžbetoninų pastatų, kuriuos veikia vertikaliosios ir horizontaliosios apkrovos, stiprumas ir patikimumas

Journal of Civil Engineering and Management, 1996
Straipsnyje nagrinėjamas vertikaliomis ir atsitiktinėmis ar epizodinėmis horizontaliomis apkrovomis veikiamų gelžbetoninių sienų ir perdangos plokščių sandūrų įtempimų būvis ir tikimybinis saugis.
Algimantas Kudzys
doaj   +1 more source

Society 5.0, beyond Industry 4.0

Entretextos, 2023
This article offers a contribution to the understanding, structure, and relationship of Society 5.0 with Industry 4.0, emphasizing the implications that these social phenomena have for Mexico.
Pamela Irazu Ramirez Ibarra
doaj   +1 more source

Morphological and geochemical features of crater lakes in Costa Rica: an overview

Journal of Limnology, 2009
This paper describes the compositional and morphological features of the crater lakes found in the volcanoes of Rincón de La Vieja, Poás, Irazú, Congo and Tenorio volcanoes (Costa Rica).
Antonio DELGADO HUERTAS, Francesco BERGAMASCHI, Maria MARTINEZ, Eliecer DUARTE, Erik FERNANDEZ, Orlando VASELLI, Franco TASSI   +6 more
doaj   +1 more source

MODELING THE BRAZILIAN TENSILE STRENGTH TEST OF LIGNITE FROM PESTEANA OPENPIT MINE USING THE COMBINED FINITE-DISCRETE ELEMENT METHOD – FDEM [PDF]

Fiabilitate şi Durabilitate, 2023
Strength is the property of rocks to keep their internal structure unmodified and not deform under the action of a stress. Tensile strength is defined as the maximum tensile stress the rock can endure until its failure and it is usually lower than ...
Ionela Cristina MĂCEŞARU, Alexandru Robert CIOCLU, Florin Dumitru POPESCU   +2 more
doaj  

Poás e Irazú: Parques sin pobres

Ciencias Ambientales, 1984
No disponible/Not ...
Eduardo Mora Castellanos
doaj   +1 more source