Results 41 to 50 of about 11,513 (227)

The importance of integrating herbarium records into conservation plans: a case study on Honduran ferns and lycophytes

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Herbarium collections are powerful, yet underutilized, tools for global biodiversity conservation and protected area management. By integrating digitized herbarium records with existing biodiversity data, previously unknown plant species were uncovered, exposing critical gaps in conservation knowledge.
Sven P. Batke   +6 more
wiley   +1 more source

Curar e recrear em águas termais

open access: yesAnuário Antropológico, 2018
O termalismo em Portugal e no Brasil é uma actividade que se desenvolveu no século XX entre a medicina e o turismo, à semelhança do que ocorreu noutros países.
Maria Manuel Quintela
doaj  

Reinvestigación de los ocres de antimonio históricos de cervantitas-tipo

open access: yesEstudios Geologicos, 2023
Los ocres de antimonio son óxi-hidróxidos formados por meteorización de estibnita (Sb2S3). Normalmente aparecen como fases minerales simples cristalizadas en el sistema cúbico con estructura de tipo pirocloro y conteniendo algo de calcio y moléculas de ...
Javier Garcia-Guinea   +5 more
doaj   +1 more source

Gestión de recursos hídricos en Ixtapan de la Sal mediante el uso de lógica difusa [PDF]

open access: yes, 2017
La presente es una tesis de Doctorado en Ciencias del Agua, cuyo objetivo fue identificar y ponderar mediante lógica difusa los indicadores que expliquen el estado de la Gestión Integrada de Recursos Hídricos a nivel localidad en el municipio de Ixtapan ...
Paredes Tavares, Jorge   +1 more
core  

A synthetic eco‐evolutionary proposal for the conservation of wild relatives of the olive tree

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Societal Impact Statement Crop wild relatives (CWR) are valuable sources of genetic diversity for plant breeding. However, the identification of wild untapped genetic resources (i.e., unexploited in crops) is not always straightforward. We propose a methodology to guide the identification and conservation of these resources that integrates both genetic
Andrés Barea‐Márquez   +6 more
wiley   +1 more source

Migración internacional y desarrollo local: la experiencia de dos localidades otomíes del Valle del Mezquital, Hidalgo, México

open access: yesRegión y Sociedad, 2018
En este artículo se estudian los proyectos turísticos de dos localidades otomíes del Valle del Mezquital, Hidalgo, pertenecientes a municipios indígenas con alto y muy alto grado de intensidad migratoria, para examinar la colaboración de los migrantes en
María Félix Quezada Ramírez
doaj   +1 more source

Survey of El Nino 1957-58 in its relation to tropical pacific meteorology [PDF]

open access: yes, 1966
ENGLISH: The survey aims at demonstrating the close relationship between anomalies of sea temperature observed along the tropical Pacific coast of the Americas and those observed in the oceanwide tropical belt. The survey also covers the variations, from
Bjerknes, Jacob
core  

The Employment of Hydrogen Peroxide in Water Disinfection Poses a Threat to Aquatic Ecosystems Because of Its Toxicity to Nontarget Organisms

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Hydrogen peroxide is widely used in water and wastewater treatment, particularly in advanced oxidation processes that aid in the degradation of compounds and microbial disinfection. Despite concerns about potential environmental contamination, its impact on freshwater ecosystems remains inadequately studied.
Letícia Queiroz Almeida   +7 more
wiley   +1 more source

¿Son inagotables las aguas termales surgentes de Bahía Blanca?

open access: yesEstudios económicos, 1952
¿Son inagotables las aguas termales surgentes de Bahía Blanca?
openaire   +3 more sources

Comparación genética entre las aguas termales de Baños de Cuenca y Baños de Agua Santa [PDF]

open access: yes, 2014
Tesis sobre la “Comparación Genética entre las Aguas Termales de Baños de Cuenca y Baños de Agua Santa”. OBJETIVO GENERAL: comparar genéticamente las aguas termales de Baños de Cuenca (Azuay) y Baños de Agua Santa (Tungurahua), de acuerdo a parámetros ...
Quinche Farinango, Edwin Fabián   +1 more
core  

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