Results 71 to 80 of about 44,017 (288)

BIEN: A biodiversity informatics ecosystem advancing open and reproducible workflows for plant observation, plot and trait data

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract The rapid expansion of biodiversity data presents new opportunities to understand and forecast biosphere dynamics. However, disparate and dispersed data, taxonomic and geographic inconsistencies, pervasive quality issues, and a lack of reproducable workflows hinder synthesis, introduce biases and limit accurate assessment of biodiversity ...
Brian J. Enquist   +38 more
wiley   +1 more source

STAREA ŞI ROLUL ARIILOR PROTEJATE DIN NORDUL ŢĂRII

open access: yesActa et Commentationes: Ştiinţe Exacte şi ale Naturii, 2019
Lucrarea se concentrează asupra unor aspecte ale stării ecologice a zonelor naturale protejate de stat în Regiunea de Nord a Republicii Moldova. Rezultatele au fost obținute pe baza unui studiu cuprinzător efectuat în timpul expedițiilor pe teren și a ...
Nina LIOGCHII, Adam BEGU, Vladimir BREGA
doaj   +1 more source

Polyploid races, genetic structure and morphological features of the earthworm Octodrіlus transpadanus (Rosa, 1884) (Oligohaeta: Lumbricidae) in the Ukraine [PDF]

open access: yes, 2009
Kariological investigation of the earthworm Octodrilus transpada-nus (Rosa, 1884) in the Ukraine showed that this species is represented by at least three races of different ploidy with the basic chromosome number n=15. Strict geographic heterogeneity
Garbar, А. V.   +2 more
core  

A novel approach for distinguishing noise and information in forest MLS‐point clouds

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract 3D laser scanning is a cornerstone of modern forest and ecological research, allowing detailed insight into forest structures and dynamics. Although point cloud processing and noise management are crucial steps in the exploitation of LiDAR data, traditional denoising methods are usually based on the assumption of a Gaussian noise distribution,
Marie‐Eve Charlebois   +2 more
wiley   +1 more source

Longitudinal transformation of nitrogen and carbon in the hyporheic zone of an N-rich stream: A combined modelling and field study [PDF]

open access: yes, 2011
A combined modelling and field study approach was used to examine biogeochemical functioning of the hyporheic zone in two gravel bars in an N-rich fourth-order stream (River Hers, south-west France).
Delmotte, Sébastien   +6 more
core   +2 more sources

Impact of Forest Fragmentation and Associated Edge Effects on Tropical Forest Biodiversity in North West Madagascar, Assessed via Ecoacoustics

open access: yesAnimal Conservation, EarlyView.
Deforestation in the tropics is a major threat to forest‐specialist animals, many of which are already threatened with extinction. We assessed how forest fragmentation and its associated edge‐effects impact animal biodiversity in Northwest Madagascar using soundscape analysis and acoustic indices.
Daniel Hending   +6 more
wiley   +1 more source

Follow-up mission in the framework of GRIPAVI "FSP Ecologie et épidémiologie de la grippe aviaire dans les pays du Sud". Ethiopia : 16 march - 20 march 2009 [PDF]

open access: yes, 2009
La présente mission a été effectuée dans le cadre du projet "Ecologie et épidémiologie de la grippe aviaire dans les pays du Sud" visant à étudier les dynamiques des pestes aviaires - influenza aviaire hautement pathogène et maladie de Newcastle - et à ...
Goutard, Flavie
core  

Changement social et écologie : où en est la modernisation écologique ?

open access: yes, 2017
Dans cet article est interrogee la pertinence de la modernisation ecologique pour penser les liens entre changement social et ecologie. Cette approche, qui a fait l’objet de diverses critiques et appropriations politiques, renvoie en sociologie a une ...
P. Boudes
semanticscholar   +1 more source

Representativeness of the Natura 2000 network for preserving plant biodiversity in the European Union

open access: yesConservation Biology, EarlyView.
Abstract The Natura 2000 (N2K) network of protected areas is one of the main tools for area‐based conservation in the European Union (EU), yet its role in preserving plant biodiversity requires better understanding. We examined data kept in the European Vegetation Archive from over 1.2 million vegetation plots and obtained over 14.2 million plant ...
Michele Di Musciano   +41 more
wiley   +1 more source

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