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4.230  Articles
1 of 423 pages  |  10  records  |  more records»
Using topographic and climatic variables, we present glacier clusters in the Chilean Andes (17.6-55.4°S), where the Partitioning Around Medoids (PAM) unsupervised machine learning algorithm was utilized. The results classified 23,974 glaciers inside thirt... see more

The Chilean Andes, as a characteristic tectonic and geomorphological region, is a perfect location to unravel the geologic nature of seismic hazards. The Chilean segment of the Nazca-South American subduction zone has experienced mega-earthquakes with Mom... see more

Understanding the location and nature of Quaternary active crustal faults is critical to reduce both the impact of fault rupture and strong ground motions hazards (when these faults rupture causing earthquakes). It is also important for understanding how ... see more

U-Pb zircon geochronological data provide record of about 130 Ma of igneous activity in the Andes of northern Chile, which extended episodically from the latest Early Carboniferous to Early Jurassic (328-194 Ma). The overall U-Pb data show that volcanism ... see more

Este artículo aproxima a la realidad física de la cordillera Occidental de los Andes. Un espacio geográfico donde los caracteres geológicos relacionados con el vulcanismo adquieren una relevancia especial en la configuración del paisaje andino. Los nevado... see more

The Mondaca Volcano comprises a thick rhyolitic lava-field and a dome of similar composition, located near the Lontué River Valley headwaters in the northern part of the Southern Andes Volcanic Zone. It reaches a total volume of ~0.85 km3, and it is form... see more

En la cordillera de Los Andes del sur de Chile, migrantes que buscan llevar una forma de vida distinta a la que es habitual en las grandes urbes han impactado el tejido social y cultural de diversas localidades. Muchos de ellos acarrean proyectos utópicos... see more

The native shrub Baccharis alnifolia Meyen & Walp. (Asterales: Asteraceae) is recorded as the first larval host plant known for the Neotropical hairstreak Thaeides muela (Dyar, 1913) (Lepidoptera, Lycaenidae, Eumaeini), based on field samplings performed ... see more

Fasciolosis caused by Fasciola hepatica in various South American countries located on the slopes of the Andes has been recognized as an important public health problem. However, the importance of this zoonotic hepatic parasite was neglected until the las... see more

1 of 423 pages  |  10  records  |  more records»