Results 61 to 70 of about 200,423 (247)

Las áreas protegidas de Canarias. Cincuenta años de protección ambiental del territorio en espacios naturales.

open access: yesPASOS Revista de Turismo y Patrimonio Cultural, 2009
La delimitación administrativa de de- terminados espacios para ejercer sobre ellos una gestión específica dirigida a la conser- vación de elementos considerados valiosos, esto es, la declaración de áreas protegidas, supone uno de los procesos de ...
Alberto Jonay Rodríguez Darias
doaj   +1 more source

Anorexia nervosa and Wernicke-Korsakoff syndrome: case report an literature review

open access: yesEuropean Psychiatry, 2023
Introduction Wenicke-Korsakoff syndrome (WKS) is a neurological disorder caused by thiamine deficiency. Wernicke Encephalopathy (WE) is the acute phase and the chronic phase is called Korsakoff-syndrome (KS).
S. Yelmo-Cruz   +11 more
doaj   +1 more source

The supernova impostor PSN J09132750+7627410 and its progenitor [PDF]

open access: yes, 2016
We report the results of our follow-up campaign of the supernova impostor PSN J09132750+7627410, based on optical data covering $\sim250\,\rm{d}$. From the beginning, the transient shows prominent narrow Balmer lines with P-Cygni profiles, with a blue ...
Benetti, S.   +13 more
core   +4 more sources

Connecting the distribution and diversification of marine plants

open access: yesOikos, EarlyView.
Integration of the evolutionary history with distribution of extant species is necessary to explain present‐day diversity, particularly for ‘foundation' species, such as seagrasses, which create habitats of socioecological relevance. Here, we resolved if varying evolutionary history of seagrass families has imprinted the distribution ranges of extant ...
Fernando Tuya   +3 more
wiley   +1 more source

Relaciones sociales y formas de tratamiento en la novela La Lapa (1908) [PDF]

open access: yesRes Diachronicae Virtual, 2017
Uno de los aspectos más interesantes y estudiados por la sociolingüística y otras disciplinas afines, también desde la perspectiva diacrónica, es el de las formas de tratamiento, pues se trata de usos lingüísticos que se caracterizan por estar ...
Narés García Rivero
doaj  

Arqueología de las islas Canarias

open access: yes, 1997
Presentamos como ha evolucionado la ciencia arqueologica en las Islas Canarias y la situacion actual de la disciplina. A continuacion nos centramos en algunos de los temas claves de su prehistoria: los grandes problemas en torno al poblamiento antiguo ...
J. Mederos
semanticscholar   +1 more source

A search for lithium in metal-poor L dwarfs

open access: yes, 2015
The aim of the project is to search for lithium in absorption at 6707.8 Angstroms to constrain the nature and the mass of the brightest low-metallicity L-type dwarfs (refered to as L subdwarfs) identified in large-scale surveys.
Burgasser, A. J.   +3 more
core   +1 more source

Stars and brown dwarfs in the sigma Orionis cluster. III. OSIRIS/GTC low-resolution spectroscopy of variable sources [PDF]

open access: yes, 2012
Context. Although many studies have been performed so far, there are still dozens of low-mass stars and brown dwarfs in the young sigma Orionis open cluster without detailed spectroscopic characterisation. Aims.
Caballero, J. A.   +3 more
core   +3 more sources

Status and future of seed conservation of threatened plants in the post‐2020 era

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Ambitious targets have been set to backup seeds of threatened plants by the global strategy for plant conservation (GSPC), but it is unclear in how far these targets have been met and how seed collection should be organized to meet future challenges. Here, we provide an overview of the status of 44 countries in achieving seed conservation targets.
Andreas Ensslin   +130 more
wiley   +1 more source

Correspondencia entre Caridad Rodríguez Pérez-Galdós y José Pérez Vidal

open access: yesRevista de Dialectología y Tradiciones Populares, 2011
En la Biblioteca Insular de la Palma se custodia el Fondo José Pérez Vidal, formado por la biblioteca y el archivo del etnólogo palmero (1907-1990).
María Remedios González Brito
doaj   +1 more source

Home - About - Disclaimer - Privacy