Results 31 to 40 of about 454 (111)

Zonas áridas de Latinoamérica: Desafíos y oportunidades para un desarrollo sostenible

open access: yesMètode Science Studies Journal: Annual Review, 2023
Las zonas áridas de Latinoamérica sostienen la economía de sus países. Sin embargo, la gobernanza y los modelos económicos enfocados en el corto plazo y la exportación han resultado en injusticia ambiental, desarrollo no sostenible y promoción de la ...
Anahi Ocampo   +4 more
doaj   +1 more source

Non‐Stationary Dry‐Spell Hazard Probabilities for Spain

open access: yesInternational Journal of Climatology, Volume 46, Issue 8, 30 June 2026.
This study assesses long‐term changes in dry‐spell hazard probabilities across Spain (1961–2024) using a novel non‐stationary extreme value framework applied to daily precipitation records from a dense observational network. Results show that dry‐spell duration and associated return levels are dominantly stationary, with non‐stationary models providing
S. M. Vicente‐Serrano   +13 more
wiley   +1 more source

Bats ecology in the Dry Tropical Forest of Nariño (Colombia) and some commentaries about their conservation

open access: yesRevista Peruana de Biología, 2016
Tropical dry forests are considered as threatened ecosystems in Colombia, because they are located in areas with intensive human activities. However, the effects of habitat loss on the distribution and abundance of bats in this region are little known ...
Christian Cabrera-Ojeda   +3 more
doaj   +1 more source

Estudio comparativo de un indicador de desertificación para zonas agrícolas semi-áridas, Cuenca del Guadalentín, Sureste de España

open access: yesPapeles de Geografí­a, 2000
El trabajo calcula un indicador de desertificación para zonas agrícolas, determinado por la ratio entre producción agrícola total y el consumo de fertilizantes inorgánicos (N, P y K), para la agricultura española, para la Región de Murcia y dentro de ...
E. Hernández Laguna   +3 more
doaj   +2 more sources

Fire buffers drought impacts on reproduction in a resprouting Mediterranean shrub

open access: yesOikos, Volume 2026, Issue 6, June 2026.
Fire and drought increasingly co‐occur, exposing plants to greater drought stress during post‐fire resprouting. Yet, the effect of this combination of disturbances on plant fitness remains poorly understood. Here, we examine how post‐fire resprouting influences reproductive success under drought conditions in the Mediterranean shrub Anthyllis ...
Jaime Saiz‐ Blanco   +2 more
wiley   +1 more source

Calidad de la vegetación como indicador de desertificación en la Península de Paraguaná, Venezuela.

open access: yesÁgora de Heterodoxias, 2016
En este artículo se presentan resultados de investigación en donde se determinó el índice de calidad de vegetación (ICV) como expresión del grado de vulnerabilidad a la desertificación en la Península de Paraguaná.
José Pastor Mogollón, Msc.   +7 more
doaj   +2 more sources

Evaluating the restoration of plant ecological interactions in gypsum mines with species co‐occurrences analyses

open access: yesJournal of Applied Ecology, Volume 63, Issue 5, May 2026.
These case studies suggest that both seed‐based and seedling‐based approaches can restore pairwise species interactions to a similar extent. The seedling‐based method, although more expensive, provides immediate visual impact by directly introducing canopy‐forming species into the system.
Johannes Hirn   +10 more
wiley   +1 more source

Severe Population Decline of Great Skua Stercorarius skua Following a HPAI Outbreak Reflected in Migration Counts

open access: yesMarine Ecology, Volume 47, Issue 3, May/June 2026.
ABSTRACT The H5N1 avian influenza (HPAI) outbreak that began in 2021 has led to widespread mortality in birds and mammals globally, significantly impacting seabird populations. This study examines the changes in the number of migratory great skuas (Stercorarius skua), a species particularly vulnerable due to its kleptoparasitic behavior and reliance on
Rafael Benjumea   +2 more
wiley   +1 more source

Ocupación humana del paisaje desértico de Atacama, Región de Antofagasta

open access: yesARQ, 2004
Convencidos de la necesidad de incorporar criterios de economía, y controlar la tendencia al consumo y a la explotación de recursos que parece regir nuestra cultura, esta vez reflexionamos en torno a la relación entre arquitectura y medio ambiente en las
Victoria Castro   +2 more
doaj  

A globally consistent scaling relationship reveals stabilizing effects of dominant species in plant communities

open access: yesEcography, Volume 2026, Issue 4, April 2026.
Despite extensive research, stabilizing mechanisms in ecosystems remain uncertain. Taylor's power law (TPL) is a pervasive ecological pattern that describes how variance scales with mean abundance (σ2 = aμᵇ). While TPL has been widely studied within populations, its role across species within communities and its implications for stability remain ...
Clara Gracia   +33 more
wiley   +1 more source

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