Results 41 to 50 of about 10,635 (194)

Unravelling the spatial and temporal variability of natural disturbances in European forests

open access: yesJournal of Applied Ecology, Volume 63, Issue 4, April 2026.
The heterogeneity of natural disturbance patterns and high temporal variability across European Forest suggest the need of adopting context‐dependent management strategies tailored to both the dominant disturbance agent and local environmental conditions, particularly in the most vulnerable regions, such as the Iberian Peninsula—with large and frequent
Sofia Miguel   +5 more
wiley   +1 more source

Bryophyte diversity patterns in flooded and tierra firme forests in the Araracuara Region, Colombian Amazonia [PDF]

open access: yes, 2004
We investigated patterns of bryophyte species richness and composition in two forest types of Colombian Amazonia, non-flooded tierra firme forest and floodplain forest of the Caquetá River.
Alvarez, Esteban   +2 more
core  

The Altitudinal Gradient Influence on the Parameters of the Mountain Grasslands

open access: yesBulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca. Agriculture, 2012
The aim of the paper is to assess the influence of the altitudinal gradient on the quality and biodiversity of grasslands in the mountainous area Muntele Mic. We studied various types of grasslands found at different altitudes as 613, 1342 and 1562 m.
Ionel SAMFIRA   +4 more
openaire   +2 more sources

Altitudinal gradient effect on morphometric variation and leaf symmetry of Platanus mexicana Moric

open access: yesRevista Chapingo: Serie Ciencias Forestales y del Ambiente, 2015
La variación morfométrica y simetría foliar de una población de Platanus mexicana se caracterizaron en un gradiente altitudinal ripario del estado de Veracruz.
Dulce Ma. Galván-Hernández   +4 more
doaj  

Análisis florístico de dos poblaciones de árboles en diferentes altitudes en un Bosque Primario en San Isidro, San Ramón, Costa Rica [PDF]

open access: yes, 2015
Proyecto de Graduación (Licenciatura en Ingeniería Forestal) Instituto Tecnológico de Costa Rica, Escuela de Ingeniería Forestal, 2015.Weather conditions may cause a change in the structure of plants in the altitudinal gradient.
Fernández-Solís, Jose David
core  

Century‐long trends in plant diversity of temperate mountain vegetation are modulated along elevation gradient

open access: yesJournal of Ecology, Volume 114, Issue 3, March 2026.
Resurvey studies in mountain forests of the Tatra Mountains (Central Europe) show that plant diversity has increased over the past century, particularly at lower elevations. These shifts were associated more with increased nitrogen deposition and reduced grazing pressure than with direct climate warming.
Kacper Foremnik   +5 more
wiley   +1 more source

Análisis de las poblaciones de briófitos y líquenes en el gradiente altitudinal de una carretera en Cundinamarca, Colombia

open access: yesActa Biológica Colombiana, 2006
En una carretera, a lo largo de un gradiente altitudinal, en Cundinamarca, Colombia, se estudiaron musgos asociados a sustratos de concreto, encontrando dos tipos de zonación, una asociada a ambientes generados por el borde de la carretera “Zonación ...
María Ximena Hernández Vanegas   +1 more
doaj  

Diversidad y Composición de las comunidades de líquenes en un gradiente altitudinal en la Sierra de Famatina (La Rioja). [PDF]

open access: yes, 2018
Tesina (Grado en Ciencias Biológicas)--Universidad Nacional de Córdoba. Facultad de Ciencias Exactas, Físicas y Naturales. Lugar de Trabajo: Centro de Ecología y Recursos Naturales Renovables "Dr.
Costas, Santiago Martín
core  

Widespread phenotypic and genetic divergence along altitudinal gradients in animals [PDF]

open access: yesJournal of Evolutionary Biology, 2013
AbstractAltitudinal gradients offer valuable study systems to investigate how adaptive genetic diversity is distributed within and between natural populations and which factors promote or prevent adaptive differentiation. The environmental clines along altitudinal gradients tend to be steep relative to the dispersal distance of many organisms ...
Keller I   +3 more
openaire   +3 more sources

Wood density variation across an Andes‐to‐Amazon elevational gradient

open access: yesJournal of Ecology, Volume 113, Issue 9, Page 2370-2385, September 2025.
We study how wood density varies along a 3500‐m elevational gradient, spanning from the Andean tree line to the Amazon basin. Our results reveal that wood density decreases from low to mid‐elevations, then increases toward the tree line. These patterns underscore the influence of species composition, life forms such as tree ferns, and local ...
William Farfan‐Rios   +17 more
wiley   +1 more source

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