Results 21 to 30 of about 61,139,168 (118)

La Responsabilidad Ampliada del Productor como instrumento para lograr una efectiva economía circular. Aproximación a la legislación de la UE y la ley residuos y suelos contaminados del Estado español

open access: yesRevista de Direito Econômico e Socioambiental, 2021
Este trabajo analiza de forma crítica la Responsabilidad Ampliada del Productor (RAP) como instrumento para lograr una efectiva economía circular. Con este fin, se estudia su conceptualización, su regulación y su evolución.
Aitana de la Varga Pastor
doaj   +1 more source

Conservación de suelos mediante la modificación de la frecuencia de labranza: Un caso en Costa Rica

open access: yesCiencias Ambientales, 2020
[Introducción]: En Costa Rica, los productores hortícolas labran el suelo cada seis meses, usando sistemas convencionales que pulverizan la capa arable y provocan degradación. [Objetivo]: Se evaluó el efecto de diferentes tipos de labranza con el fin de
Natalia Gómez-Calderón   +1 more
doaj   +1 more source

Successional and native forests predict the occurrence and infection status of Chagas disease vectors in Panama

open access: yesJournal of Applied Ecology, Volume 63, Issue 1, January 2026.
Findings here show that successional forest predicts greater kissing bug infestation risk in palm trees, whereas native forest predicts lower kissing bug occurrence but greater infection with T. cruzi. These insights can guide land use planning towards vegetation management practices that help minimize T. cruzi transmission risks for rural communities.
Juliana Hoyos   +10 more
wiley   +1 more source

Biomasa y nutrientes en plantaciones de Araucaria angustifolia establecidas con diferentes prácticas de preparación de terreno [PDF]

open access: yes, 2019
La A. angustifolia es una especie subtropical que puede alcanzar en su estado de madurez alturas entre 35 a 60 m y entre 0,80 a 2 m de diámetro a 1,30 m de altura.
Lupi, Ana Maria   +4 more
core   +1 more source

Phylogenomics‐based click‐beetle classification tackles multiple origins of phenotypic modifications

open access: yesSystematic Entomology, Volume 51, Issue 1, January‐March 2026.
Using a concatenated dataset consisting of new genomic data from 73 species across 40 click‐beetle tribes and an earlier published, smaller dataset, we conducted the first 4200‐ortholog study targeting the phylogeny of Elateridae with the highest resolution to date.
Michal Motyka   +3 more
wiley   +1 more source

Unexpected spatial aggregation between two species of hummingbirds and their inconsistent spatial interactions with native and exotic plants in an urban ecological reserve

open access: yesIbis, Volume 167, Issue 4, Page 927-944, October 2025.
Hummingbirds play an important role as pollinators and are one of the primary examples of animal–plant coevolution. However, factors such as land‐use change, urbanization, exotic species introductions and the disappearance of native plants can negatively affect the persistence of hummingbird populations.
Gonzalo A. Ramírez‐Cruz   +4 more
wiley   +1 more source

Climatic disequilibrium modulates canopy service across abiotic stress gradients

open access: yesJournal of Ecology, Volume 113, Issue 8, Page 2160-2172, August 2025.
The results presented indicate that abiotic stressors, combined with climatic disequilibrium, modulate the canopy service. Consequently, under future climate change scenarios that may increase stress and climatic disequilibrium, canopy service will become crucial for the maintenance of the recruiting community.
Jordi Margalef‐Marrase   +5 more
wiley   +1 more source

Reptile responses to fire across the western Mediterranean Basin

open access: yesConservation Biology, Volume 39, Issue 1, February 2025.
Abstract Effects of anthropogenic activities, including climate change, are modifying fire regimes, and the dynamic nature of these modifications requires identification of general patterns of organisms’ responses to fire. This is a challenging task because of the high complexity of factors involved (including climate, geography, land use, and species ...
Xavier Santos   +4 more
wiley   +1 more source

Diccionario sistemático de los determinadores temporales en español y sus correlatos ingleses [PDF]

open access: yes, 2009
Sobre la base de una serie de trabajos que describían el sistema de la determinación temporal del enunciado, los autores presentan ahora, publicado en cuatro partes, un diccionario de los determinadores con sus correlatos ingleses. Cada entrada consta de
Loma-Osorio Fontecha, Marciana   +2 more
core  

Mapa Mundial de Suelos

open access: yes, 1990
142 páginas : 1 mapaEste trabajo resultado de la cooperación internacional entre especialistas en suelos, lleno un vacío en el conocimiento de los recursos de suelos del mundo.

core   +1 more source

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