Results 41 to 50 of about 106,146 (181)

Evolutionary history of Middle American Rhamdia (Siluriformes: Heptapteridae) inferred from comparative mitogenomic data: Insights on historical biogeography and cave colonization in the group

open access: yesJournal of Systematics and Evolution, Volume 63, Issue 6, Page 1501-1518, November 2025.
Investigating the systematics and biogeography of Neotropical catfishes of the genus Rhamdia refined phylogenetic hypotheses, including deep paraphyly of Rhamdia laticauda, supported northward dispersal catalyzed by emergence of the Panamanian Isthmus and imply that cave colonization is widespread, convergent, and recent, with established cave‐dwelling
Jairo Arroyave   +6 more
wiley   +1 more source

Tecnología para la gestión ambiental integral en instituciones escolares. Aplicación en Holguín

open access: yesCiencias Holguín, 2016
El proceso de gestión ambiental integral en las instituciones escol ares enfrenta el reto de contribuir a la educación ambiental de sus actores y a la mejora del medio ambiente.
Migdely Barbarita Ochoa-Ávila   +3 more
doaj  

Retrotransposon Expression Is Upregulated in Adulthood and Suppressed during Regeneration of the Limb in the Axolotl (Ambystoma mexicanum)

open access: yesAdvanced Biology, Volume 9, Issue 10, October 2025.
The axolotl's remarkable regenerative abilities decline with age, the causes may include the numerous repetitive elements within its genome. This study uncovers how Ty3 retrotransposons and coexpression networks involving muscle and immune pathways respond to aging and regeneration, suggesting that transposons respond to physiological shifts and may ...
Samuel Ruiz‐Pérez   +8 more
wiley   +1 more source

Reunión de Ministros y Altas Autoridades de Ciencia y Tecnología de la Comunidad Iberoamericana. VII Conferencia Científica del Programa CYTED

open access: yesRevista Iberoamericana de Educación, 1999
Los países participantes en la Reunión de Ministros y Altas Autoridades de Ciencia y Tecnología de los países iberoamericanos, invitados por la Ministra de Ciencia, Tecnología y Medio Ambiente de la República de Cuba y a la VII Conferencia Científica por
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doaj  

JUVENILE RECRUITMENT, EARLY GROWTH, AND MORPHOLOGICAL VARIATION IN THE ENDANGERED SANTA CATALINA ISLAND RATTLESNAKE, CROTALUS CATALINENSIS [PDF]

open access: yes
Life-history information constitutes the raw data for building population models used in species conservation. We provide life-history data for the endangered Santa Catalina Island Rattlesnake, Crotalus catalinensis.
Arnaud, Gustavo   +2 more
core  

La localización industrial en España: una revisión de la literatura [PDF]

open access: yes, 2017
La revisión de la literatura que se lleva a cabo en este articulo sobre las publicaciones relacionadas con la localización industrial en España esta condicionada por diferentes aspectos.
Solà i Solà, Joaquim
core   +1 more source

Seabird‐vessel interactions in industrial fisheries of Northwest Africa: Implications for international bycatch management

open access: yesJournal of Applied Ecology, Volume 62, Issue 10, Page 2814-2831, October 2025.
This study provides guidance for seabird conservation by identifying high‐risk bycatch species and priority fishing fleets where mitigation should be targeted. It also demonstrates the potential of environmental variables to predict seabird–fishing interactions and underscores the political responsibilities essential for effective management in ...
Leia Navarro‐Herrero   +15 more
wiley   +1 more source

Ladrillos y placas prefabricadas con plásticos reciclados aptos para la autoconstrucción

open access: yesRevista INVI, 2008
Esta publicación trata sobre una investigación llevada a cabo en el CEVE relativa a la fabricación de elementos constructivos utilizando materiales plásticos reciclados. La investigación ha logrado los siguientes objetivos: Tecnológico: desarrollar ...
Rosana Gaggino
doaj  

Mapping Resilient Landscapes to Climate Change in a Megadiverse Country

open access: yesGlobal Change Biology, Volume 31, Issue 10, October 2025.
Our mapping of terrestrial climate‐resilient sites for biodiversity across Brazil identifies sites with greater chances of providing suitable conditions for species to persist under regional climate change. Landscape resilience information has the potential to be used to effectively guide decision‐making and public policy on strategies for conservation,
Milena Fermina Rosenfield   +43 more
wiley   +1 more source

Importancia del cuidado del medio ambiente en la esfera deportiva en la Ciudad de Pinar del Río

open access: yesPodium, 2010
El cuidado y conservación del medio ambiente históricamente ha sido unos de los problemas fundamentales relacionado con el mejoramiento de las condiciones de vida del hombre e incluso de su existencia misma.
Laily García Cirión
doaj  

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