Results 61 to 70 of about 10,635 (194)

Bryophyte diversity and climate change in the Azores: looking to the future to redesign the present [PDF]

open access: yes, 2013
Jornadas "Ciência nos Açores – que futuro? Tema Ciências Naturais e Ambiente", Ponta Delgada, 7-8 de Junho de 2013.As alterações que o clima do planeta tem vindo a sofrer nas últimas décadas têm efeitos variados sobre a biodiversidade, alterando a ...
Ah-Peng, Claudine   +4 more
core  

Climatic and Edaphic Drivers of Soil Organic Carbon and Pyrogenic Carbon Stocks Across Elevation and Disturbance Gradients in Colombian Andean Forests

open access: yesGlobal Change Biology, Volume 31, Issue 7, July 2025.
This study examined soil organic carbon (SOC) and pyrogenic carbon (PyC) stocks in tropical Andean soils across elevation and disturbance gradients in Colombia. SOC stocks to 100 cm depth averaged 433.10 Mg C ha−1 while PyC was 34.13 Mg C ha−1. Key drivers of PyC stocks include soil clay (%), mean annual precipitation (PA), pH, Ca, and NDVI, which ...
Carmen R. Montes‐Pulido   +5 more
wiley   +1 more source

PATRONES DE RIQUEZA Y DIVERSIDAD DE ESPECIES VEGETALES EN UN GRADIENTE ALTITUDINAL EN GUERRERO, MÉXICO

open access: yesPolibotánica, 2018
El área de estudio abarca localidades del Cañón del Zopilote y Carrizal de Bravo, pertenecientes a la cuenca del río Balsas, Guerrero, México. El trabajo de campo se desarrolló de marzo de 2011 a marzo de 2013.
JAVIER JIMENEZ
doaj  

Impacto del ozono troposférico sobre la anatomía foliar de Abies pinsapo Boiss. I: estudio de la distribución de daños [PDF]

open access: yes, 2009
Impacto del ozono troposférico sobre la anatomía foliar de Abies pinsapo Boiss. I: Estudio de la distribución de daños. Con el fin de elaborar unos criterios unificados para la evaluación del impacto del ozono troposférico y compararlos con la respuesta ...
Ibars, Ana María, Lázaro Gimeno, David
core   +4 more sources

Pyraloid Moth Assemblages Exhibit Complex Morphological Patterns Across an Ecuadorian Mountainous Forest

open access: yesBiotropica, Volume 57, Issue 3, May 2025.
In this study, we examined how morphological traits and species diversity of Pyraloidea moths vary with temperature and vegetation cover along an Andean rainforest gradient in Ecuador. Using 4161 individuals (212 species) and cross‐validating with a larger dataset of 10,337 individuals (749 morpho‐species), we found a near‐linear decrease in diversity ...
Victor Sebastian Scharnhorst   +1 more
wiley   +1 more source

Revision and panbiogeographic analysis of Hymenophyllaceae from meridional Yungas from Argentina (Tucumano-Boliviana Rainforest) [PDF]

open access: yes, 2015
Hymenophyllaceae constituye uno de los linajes más tempranamente divergente dentro de los helechos, habitan lugares hiperhúmedos y su aparición se ha datado en el cretácico temprano, previa a la ruptura de Gondwana; estas características determinan que ...
Arana, Marcelo Daniel   +2 more
core   +1 more source

Análisis de la vegetación del área de protección de flora y fauna Cañón de Santa Elena (desierto chihuahuense, México) utilizando Modelos Digitales de Elevación [PDF]

open access: yes, 2003
Las áreas naturales protegidas, se han convertido en una oportunidad para preservar nuestros recursos naturales y sirven como laboratorio para estudiar sus diferentes componentes.
González Palma, Armando   +1 more
core   +1 more source

Vegetation Dynamics along the Altitudinal Gradient

open access: yes
In mountainous or hilly terrain, the term “altitudinal gradient” describes a change in environmental parameters such as temperature, precipitation, and soil properties with increasing altitude. This gradient has a significant impact on vegetation dynamics and its association.
Aminul Haq   +4 more
openaire   +1 more source

Light competition affects how tree growth and survival respond to climate

open access: yesJournal of Ecology, Volume 113, Issue 3, Page 672-688, March 2025.
We analysed the effect of light competition on tree growth and survival along both temperature and aridity gradients for the 33 major European tree species. We used forest data from nine European countries and the SamsaraLight ray tracing model. We found that the effect of light competition is weaker in stressful environments.
Nathéo Beauchamp   +12 more
wiley   +1 more source

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