Results 81 to 90 of about 20,246 (190)

A simple index for assessing cumulative human impacts on mountain lakes

open access: yesLimnology and Oceanography: Methods, Volume 24, Issue 8, August 2026.
Abstract Mountain lakes are highly sensitive ecosystems and effective sentinels of environmental change, yet the exposure and magnitude of the human footprint remain poorly quantified. In this study, we develop a simple and non‐invasive abiotic index to assess cumulative pressures on mountain lakes. The proposed index integrates eight variables grouped
Clara Sáez   +3 more
wiley   +1 more source

Análisis de la disponibilidad de hábitat adecuado para el lobo (Canis lupus) en Cataluña y en los Pirineos orientales

open access: yesPirineos: Revista de Ecología de Montaña, 2015
Después de décadas de ausencia del lobo (Canis lupus) en los Pirineos, desde finales de los años noventa se han detectado algunos ejemplares solitarios en el sector oriental de la Cordillera.
Carla Garcia-Lozano   +2 more
doaj   +1 more source

Water security from Indigenous knowledge perspective: A scoping review

open access: yesPeople and Nature, Volume 8, Issue 8, Page 2668-2681, August 2026.
Abstract Water security is a growing field of research in water resources management and has been increasingly examined from the perspectives of Indigenous knowledge. This study presents a scoping review that explores how Indigenous knowledge perspectives on water security are represented in the scientific literature.
Juan Cueva‐Orjuela   +4 more
wiley   +1 more source

Medio ambiente urbano

open access: yesAnuario de Derecho Municipal
El día 29 de octubre de 2024 las abundantes lluvias causadas por el fenómeno conocido como depresión aislada en niveles altos (DANA) provocaron una fuerte crecida de los caudales de los ríos y de las llanuras aluviales donde se sitúan muchos municipios.
openaire   +2 more sources

Influence of Diadema antillarum populations (Echinodermata: Diadematidae) on algal community structure in Jardines de la Reina, Cuba

open access: yesRevista de Biología Tropical, 2011
The 1983-1984 mass mortality of Diadema antillarum produced severe damages on Caribbean reefs contributing to substantial changes in community structure that still persist.
Félix Martín Blanco   +3 more
doaj  

Environmental factors associated with nesting habits and age shape the composition and connection between skin and uropygial gland microbiomes of birds

open access: yesJournal of Animal Ecology, Volume 95, Issue 8, Page 1435-1452, August 2026.
This study provides new insights into how ecological conditions influence the evolution of host‐associated symbiotic communities and their functional roles. The findings suggest that pathogen pressures linked to nesting habits in birds shape bacterial communities of the uropygial gland, and their connection with the skin microbiome, where the ...
Ester Martínez‐Renau   +9 more
wiley   +1 more source

Medio ambiente - Costumbres

open access: yes, 2020
Conjunto de 1 separador y 18 fichas que forman unidad. El separador lleva por título “Costumbres (traje, tipos, mujeres latinistas, familia, comidas, la mujer)”. El conjunto trata sobre el servicio a las damas: el galanteo, los motes e invenciones, sobre Dña. Mencía de Mendoza, sobre las damas como árbitras de la discreción y mérito literario, sobre el
Menéndez Pidal, Ramón (1869-1968)   +2 more
openaire   +1 more source

Artificial exposure to herbivore‐induced volatile organic compounds reduces herbivory and modulates gene expression in potato plants

open access: yesJournal of Applied Ecology, Volume 63, Issue 8, August 2026.
These findings provide strong mechanistic evidence for VOCs mediating pest resistance and suggest that exposure to herbivore‐induced, plant‐derived VOCs can enhance pest resistance in potato crops. These results might offer novel information for developing ecologically sustainable plant volatile‐based strategies for boosting protection against pests in
Lucía Martín‐Cacheda   +5 more
wiley   +1 more source

Studies on Pygmy Grasshoppers: Bogotatettix Cadena‐Castañeda, García‐García & Tavares, gen. nov. (Orthoptera: Tetrigidae), a New Genus From the High Andean Forests and Páramos

open access: yesAustral Entomology, Volume 65, Issue 3, August 2026.
ABSTRACT In this contribution to the study of pygmy grasshoppers, a new genus is described, which inhabits the high Andean forests and páramos surrounding the Bogotá Savannah, Colombia. Bogotattetix Cadena‐Castañeda, García‐García & Tavares, gen. nov. includes a new species, Bogotattetix chingazaensis Cadena‐Castañeda, García‐García & Tavares, sp. nov. 
Oscar J. Cadena‐Castañeda   +4 more
wiley   +1 more source

Determinación de indicadores para la calidad de agua, sedimentos y suelos, marinos y costeros en puertos colombianos

open access: yesGestión y Ambiente, 2010
Los puertos, debido al uso de los espacios costeros y como consecuencia de las actividades inherentes a su función, están alterando las condiciones naturales de la calidad de aguas, sedimentos y suelos.
Luz A. Quintero Rendón   +4 more
doaj  

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