Results 31 to 40 of about 206,951 (165)

Primer registro de la medusa urticante invasora Gonionemus vertens en el hemisferio sur (Mar del Plata, Argentina) [PDF]

open access: yes, 2014
En este trabajo registra el primer hallazgo de la hidromedusa Gonionemus vertens Agassiz, 1862 en el hemisferio sur. Alrededor de 30 medusas recientemente liberadas fueron encontradas en un acuario en septiembre de 2008.
Genzano, Gabriel Nestor   +3 more
core  

The embedded clusters DBS 77, 78, 102, and 160-161 and their link with the interstellar medium [PDF]

open access: yes, 2016
Aims. We report a study of the global properties of some embedded clusters placed in the fourth quadrant of the Milky Way to clarify some issues related with their location into the Galaxy and their stellar formation processes. Methods.
Alegría, S. Ramirez   +8 more
core   +3 more sources

Potential distribution and susceptibility of Coffea arabica L. to climate change impacts

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Ecological niche models (ENMs) are vital for understanding the impact of historical factors on ecosystems and predicting future climate change scenarios. These models help assess how environmental shifts affect agricultural species like coffee, which supports millions of people globally.
Yuliana Grisel García‐Martínez   +1 more
wiley   +1 more source

Fiscal grievance politics: wealth taxation and master‐race democracy in post‐coup Bolivia Politique des griefs fiscaux : impôt sur la fortune et démocratie de la race maîtresse en Bolivie post‐coup d’État

open access: yesJournal of the Royal Anthropological Institute, EarlyView.
This article analyses a new wealth tax (the IGF) in Bolivia against the backdrop of the 2019 ousting of former president Evo Morales. In doing so, it engages calls for ‘a return to politics’ in anthropology by proposing the notion of a ‘fiscal grievance politics’ as animating elite opposition to the tax in lowland Santa Cruz department. I show that the
Charles Dolph
wiley   +1 more source

LA GEOMETRÍA ANALÍTICO-DESCRIPTIVA DE MARIANO ZORRAQUÍN

open access: yesRevista de História da Educação Matemática, 2016
Poco se sabe de la vida de Mariano de Zorraquín (¿, 1823), simplemente que fue un militar de prestigio y profesor de la Academia de Ingenieros de Alcalá de Henares.
Isabel Sánchez   +1 more
doaj  

Method for the Identification and Classification of Zones with Vehicular Congestion

open access: yesISPRS International Journal of Geo-Information
Persistently, urban regions grapple with the ongoing challenge of vehicular traffic, a predicament fueled by the incessant expansion of the population and the rise in the number of vehicles on the roads.
Gary Reyes   +5 more
doaj   +1 more source

El miliario tetrárquico del Parador Sinforiano: interrogantes y anomalías [PDF]

open access: yes, 2005
En el presente artículo avanzamos una hipótesis interpretativa sobre una inscripción miliaria de la Vía de la Plata (Salamanca). Su historia sufrió diversos avatares.
Gillani, Giacomo
core   +2 more sources

Sensory Biology of the Franciscana (Pontoporia blainville, Pontoporiidae, Cetartiodactyla): Ontogenetic Modifications of Vibrissae and Vibrissal Crypts

open access: yesIntegrative Zoology, EarlyView.
The transition of cetaceans from a terrestrial to an aquatic environment involved a crucial sensory adaptation to environments with limited visibility. Vibrissae, important mechanoreceptors, undergo an ontogenetic transformation in odontocetes. This research describes the histomorphology of vibrissae and crypts at different developmental stages ...
Cecilia Mariana Krmpotic   +10 more
wiley   +1 more source

Scientific Production on GPS Trajectory Clustering: A Bibliometric Analysis

open access: yesISPRS International Journal of Geo-Information
Clustering algorithms or methods for GPS trajectories are in constant evolution due to the interest aroused in part of the scientific community. With the development of clustering algorithms considered traditional, improvements to these algorithms and ...
Gary Reyes   +4 more
doaj   +1 more source

México, epicentro semiinformal del comercio hispanoamericano (1680-1740)

open access: yesAmérica Latina en la Historia Económica, 2011
El ensayo formula la existencia de un modelo de comercio hispanoamericano que funcionó entre 1680 y 1740 de forma simultánea al régimen oficial. En el espacio novohispano confluyen los dos flujos interoceánicos oficiales más importantes del imperio: el ...
Mariano Bonialian
doaj   +1 more source

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