Results 31 to 40 of about 1,131,805 (276)

How thermal priming of coral gametes shapes fertilization success [PDF]

open access: yesJournal of Experimental Marine Biology and Ecology, 2023, 566, pp.151920, 2023
Seawater temperature rise is damaging coral reef ecosystems. There is growing evidence for the negative impact of rising temperatures on the survival of adult corals and their reproductive success. However, the effect of elevated temperatures on gametes remains scarcely studied.
arxiv   +1 more source

Composition and Richness of Arboreal ants in Fragments of Brazilian Caatinga: Effects of Secondary Succession

open access: yesSociobiology, 2016
Ecological succession is a complex processes involving changes in the structure of plant community and it is an important factor determining the structure of arboreal ants assemblages, but little is known about the effects of succession on ant ...
Leandro Sousa-Souto   +5 more
doaj   +1 more source

Generalizability of Artificial Neural Network Models in Ecological Applications: Predicting Nest Occurrence and Breeding Success of the Red-winged Blackbird Agelaius phoeniceus [PDF]

open access: yesEcological Modelling, 195:94-104. 2006, 2005
Separate artificial neural network (ANN) models were developed from data in two geographical regions and years apart for a marsh-nesting bird, the red-winged blackbird Agelaius phoeniceus. Each model was independently tested on the spatially and temporally distinct data from the other region to determine how generalizable it was.
arxiv   +1 more source

Change in composition and potential functional genes of microbial communities on carbonatite rinds with different weathering times

open access: yesFrontiers in Microbiology, 2022
Organisms and time are important factors for rock weathering to form soils. However, weathering time is usually difficult to quantitatively study, and the potential microorganisms involved in rock weathering are difficult to identify qualitatively ...
Jin Chen   +6 more
doaj   +1 more source

Analysis of Herbaceous Plant Succession and Dispersal Mechanisms in Deglaciated Terrain on Mt. Yulong, China

open access: yesThe Scientific World Journal, 2014
Ecological succession itself could be a theoretical reference for ecosystem restoration and reconstruction. Glacier forelands are ideal places for investigating plant succession because there are representative ecological succession records at long ...
Li Chang   +5 more
doaj   +1 more source

Soil Microbial Networks Shift Across a High-Elevation Successional Gradient

open access: yesFrontiers in Microbiology, 2019
While it is well established that microbial composition and diversity shift along environmental gradients, how interactions among microbes change is poorly understood.
Emily C. Farrer   +16 more
doaj   +1 more source

Eco-evolution from deep time to contemporary dynamics: the role of timescales and rate modulators [PDF]

open access: yesarXiv, 2022
Eco-evolutionary dynamics, or eco-evolution for short, are thought to involve rapid demography (ecology) and equally rapid phenotypic changes (evolution) leading to novel, emergent system behaviours. This focus on contemporary dynamics is likely due to accumulating evidence for rapid evolution, from classical laboratory microcosms and natural ...
arxiv  

Avian ecological succession in the Amazon: A long‐term case study following experimental deforestation

open access: yesEcology and Evolution, 2019
Approximately 20% of the Brazilian Amazon has now been deforested, and the Amazon is currently experiencing the highest rates of deforestation in a decade, leading to large‐scale land‐use changes.
Cameron L. Rutt   +4 more
semanticscholar   +1 more source

Machine Learning as Ecology [PDF]

open access: yes, 2019
Machine learning methods have had spectacular success on numerous problems. Here we show that a prominent class of learning algorithms - including Support Vector Machines (SVMs) -- have a natural interpretation in terms of ecological dynamics. We use these ideas to design new online SVM algorithms that exploit ecological invasions, and benchmark ...
arxiv   +1 more source

Modeling cooperation and competition in biological communities [PDF]

open access: yesarXiv, 2021
The far-reaching consequences of ecological interactions in the dynamics of biological communities remain an intriguing subject. For decades, competition has been a cornerstone in ecological processes, but mounting evidence shows that cooperation does also contribute to the structure of biological communities.
arxiv  

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