نتایج جستجو برای: species distribution modelling sdm

تعداد نتایج: 1259497  

Journal: :Ecological Indicators 2021

Species distribution models (SDM) are widely used as indicators of different aspects geographical ranges for many purposes, from conservation to biogeographical and evolutionary analyses. However, these techniques susceptible various sources uncertainty. Data coverage, species’ ecology, the characteristics their geographic distributions can affect SDM results, often generating critical errors i...

Journal: :Biochemical and biophysical research communications 2010
Elizabeth D Miller Eugene E Fibuch Norbert W Seidler

Postoperative Cognitive Dysfunction (POCD) is associated with increased mortality in the elderly and may occur from lipid peroxidation in aging. We previously showed that sevoflurane sequesters acrolein, which promotes the formation of a novel species of a putative neuromelanin. The current study examined the properties of this serotonin-derived melanoid (SDM). The interaction of SDM with unila...

2009
Dennis Rödder Sebastian Schmidtlein Michael Veith Stefan Lötters

BACKGROUND Species Distribution Models (SDMs) aim on the characterization of a species' ecological niche and project it into geographic space. The result is a map of the species' potential distribution, which is, for instance, helpful to predict the capability of alien invasive species. With regard to alien invasive species, recently several authors observed a mismatch between potential distrib...

Article presents results of study on possibility of increasing the efficiency of drilling directional straight sections of wells using screw downhole motors (SDM) with a combined method of drilling with rotation of drilling string (DS). Goal is to ensure steady-state operation of SDM with simultaneous rotation of DS by reducing the amplitude of oscillations with adjusting the parameters of dril...

Journal: :Global change biology 2016
Damaris Zurell Wilfried Thuiller Jörn Pagel Juliano S Cabral Tamara Münkemüller Dominique Gravel Stefan Dullinger Signe Normand Katja H Schiffers Kara A Moore Niklaus E Zimmermann

Increasing biodiversity loss due to climate change is one of the most vital challenges of the 21st century. To anticipate and mitigate biodiversity loss, models are needed that reliably project species' range dynamics and extinction risks. Recently, several new approaches to model range dynamics have been developed to supplement correlative species distribution models (SDMs), but applications c...

Journal: :Nature and Conservation 2021

A particular threat posed by climate change for biodiversity conservation, one which has scarcely been studied, is the overlap of potential distribution areas in phylogenetically closely related species. In this study, Species Distribution Modelling (SDM) was used to investigate changes Delphinium bolosii and D. fissum subsp. sordidum under future climatic scenarios. These two endangered endemi...

Journal: :International Journal of Geographical Information Science 2011
Jennifer A. Miller Robert Q. Hanham

Species distribution models (SDM) are used to quantify the relationship between some measure of species’ importance and environmental factors. They have become a fertile area of research interest at the confluence of spatial ecology and GIScience and have been used to study a wide range of biogeographical phenomena, ranging from invasive species, vector-borne diseases, and biodiversity. One iss...

Journal: :Ecological applications : a publication of the Ecological Society of America 2014
Shawn M Crimmins Solomon Z Dobrowski Alison R Mynsberge Hugh D Safford

Correlative species distribution models (SDMs) are widely used in studies of climate change impacts, yet are often criticized for failing to incorporate disturbance processes that can influence species distributions. Here we use two temporally independent data sets of vascular plant distributions, climate data, and fire atlas data to examine the influence of disturbance history on SDM projectio...

Journal: :International Journal of Geographical Information Science 2014
Matthew P. Peters Stephen N. Matthews Louis Iverson Anantha M. Prasad

Species distribution models (SDM) are commonly used to provide information about species ranges or extents, and often are intended to represent the entire area of potential occupancy or suitable habitat in which individuals occur. While SDMs can provide results over various geographic extents, they normally operate within a grid and cannot delimit distinct, smooth boundaries. Additionally, ther...

Journal: :PLOS ONE 2021

Climate change is having profound effects on the distributions of species globally. Trait-based assessments predict that specialist and range-restricted are among those most likely to be at risk extinction from such changes. Understanding individual species’ responses climate therefore critical for informing conservation planning. We use an established Species Distribution Modelling (SDM) proto...

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