Results 21 to 30 of about 155,531 (211)

Evolution of microgastropods (Ellobioidea, Carychiidae): integrating taxonomic, phylogenetic and evolutionary hypotheses [PDF]

open access: yes, 2013
BACKGROUND: Current biodiversity patterns are considered largely the result of past climatic and tectonic changes. In an integrative approach, we combine taxonomic and phylogenetic hypotheses to analyze temporal and geographic diversification of epigean (
Adrienne Jochum   +6 more
core   +1 more source

Procesos de precipitación mineral bioinducidos en sistemas kársticos subterráneos: breve revisión y nuevas tendencias

open access: yesEstudios Geologicos, 2006
Los microorganismos, en particular las bacterias, habitan en todos los ambientes posibles de la biosfera incluidos los ambientes subterráneos. Desempeñan un papel importante en procesos geológicos tales como la precipitación y disolución mineral, e ...
S. Sánchez-Moral   +8 more
doaj   +1 more source

Cobre para los muertos. Estudio arqueométrico del material metálico procedente del monumento megalítico prehistórico de Castillejo del Bonete (Terrinches, Ciudad Real)

open access: yesZephyrus, 2014
Castillejo del Bonete es una cueva que fue utilizada y adaptada como monumento funerario durante la Prehistoria reciente. Abundantes piezas metálicas en óptimo estado de conservación se han recuperado de los túmulos construidos encima de la cueva, tanto ...
Ignacio MONTERO RUIZ   +8 more
doaj   +1 more source

SUPERVISED CLASSIFICATION PROCESSES FOR THE CHARACTERIZATION OF HERITAGE ELEMENTS, CASE STUDY: CUENCA-ECUADOR [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
The proper control of built heritage entails many challenges related to the complexity of heritage elements and the extent of the area to be managed, for which the available resources must be efficiently used.
J. C. Briones   +3 more
doaj   +1 more source

Un motivo rupestre en la cueva los pintados, Guadalupe, Zacatecas: Una hipótesis sobre los zacatecos

open access: yesRevista Chicomoztoc, 2019
La Cueva de los Pintados se localiza dentro del Municipio de Guadalupe Zacatecas, donde se identificó un motivo rupestre de forma de arco tensado con una flecha de manera aislado en color negro, el cual se considera como un marcador territorial y área ...
Carlos Alberto Torreblanca Padilla   +1 more
doaj   +1 more source

THE “MINGA” COMMUNITY PARTICIPATION FOR THE MAINTENANCE OF VERNACULAR HERITAGE BUILDINGS IN THE HISTORICAL CENTER OF CUENCA, ECUADOR [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
The Latin-American cities declared by UNESCO World Heritage Sites display a problem of generalized deterioration of its vernacular or environmental architecture due to, among others, a lack of maintenance.
M. C. Achig-Balarezo, A. Tenze
doaj   +1 more source

Reconstructing the interaction term between dark matter and dark energy

open access: yes, 2010
We apply a parametric reconstruction method to a homogeneous, isotropic and spatially flat Friedmann-Robertson-Walker (FRW) cosmological model filled of a fluid of dark energy (DE) with constant equation of state parameter interacting with dark matter ...
Cueva, Freddy, Nucamendi, Ulises
core   +1 more source

Predator avoidance in extremophile fish [PDF]

open access: yes, 2013
Extreme habitats are often characterized by reduced predation pressures, thus representing refuges for the inhabiting species. The present study was designed to investigate predator avoidance of extremophile populations of Poecilia mexicana and P ...
Arias-Rodriguez, Lenin   +7 more
core   +2 more sources

Museo y Parque Arqueológico Cueva Pintada, Gáldar (Gran Canaria) [PDF]

open access: yesBoletín del Museo Arqueológico Nacional, 2017
En julio de 2006 abrió sus puertas el Museo y Parque Arqueológico Cueva Pintada (Gáldar, Gran Canaria). Atrás quedaban más de dos décadas en las que se desarrolló un proyecto de musealización que respondía a la necesidad de conciliar la investigación y ...
Carmen Gloria Rodríguez Santana   +2 more
doaj  

SURVEYING TO GAUGE STAKEHOLDERS' PARTICIPATION IN URBAN HERITAGE CONSERVATION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
Attention to the conservation of urban areas has been already raised in international legal instruments since 1962 and recently gained momentum with the adoption of the Recommendation on Historic Urban Landscapes (HUL) in 2011 (henceforth referred as the
M. E. Siguencia Avila   +2 more
doaj   +1 more source

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