Results 61 to 70 of about 8,706,275 (348)

Inferring process from pattern: Can territory occupancy provide information about life history parameters? [PDF]

open access: yes, 2001
A significant problem in wildlife management is identifying "good" habitat for species within the short time frames demanded by policy makers. Statistical models of the response of species presence/absence to predictor variables are one solution, widely ...
Lindenmayer, David B.   +2 more
core   +1 more source

Source Apportionment of PM2.5 in a Chinese Megacity During Special Periods: Unveiling Impacts of COVID-19 and Spring Festival

open access: yesAtmosphere
Long-term source apportionment of PM2.5 during high-pollution periods is essential for achieving sustained reductions in both PM2.5 levels and their health impacts. This study conducted PM2.5 sampling in Shenzhen from January to March over the years 2021–
Kejin Tang   +8 more
doaj   +1 more source

Decoding the Primacy of Transportation Emissions of Formaldehyde Pollution in an Urban Atmosphere

open access: yesToxics
Understanding the differential impacts of emission sources of volatile organic compounds (VOCs) on formaldehyde (HCHO) levels is pivotal to effectively mitigating key photochemical radical precursors, thereby enhancing the regulation of atmospheric ...
Shi-Qi Liu   +6 more
doaj   +1 more source

Temporal road closures improve habitat quality for wildlife [PDF]

open access: yesScientific Reports, 2019
AbstractIncreasing levels of human activity threaten wildlife populations through direct mortality, habitat degradation, and habitat fragmentation. Area closures can improve habitat quality for wildlife, but may be difficult to achieve where tourism or other economic drivers are a priority.
Whittington, Jesse   +2 more
openaire   +2 more sources

The Ecology and Sociology of the Mission-Aransas Estuary : An Estuarine and Watershed Profile [PDF]

open access: yes, 2012
watershed profileThe Mission-Aransas National Estuarine Research Reserve (NERR) is one of 28 national estuarine reserves created to promote the responsible use and management of the nation's estuaries through a program combining scientific research ...
Evans, Anne   +2 more
core   +1 more source

Impact of Human Disturbance on Habitat Quality and Spatial Optimization Strategy in He'nan Yellow River Wetland National Nature Reserve

open access: yesShuitu baochi tongbao, 2022
[Objective] The impact of human activity intensity on habitat quality in nature reserves was analyzed in order to provide a basis for improving habitat quality and spatial optimization in nature reserves.
Zhang Jingsheng   +4 more
doaj   +1 more source

The Spatial and Temporal Evolution and Drivers of Habitat Quality in the Hung River Valley

open access: yesLand, 2021
The survival and sustainability of regional species is constrained by habitat quality. In recent decades, the intensification of human activities on a global scale has had a profound impact on regional ecosystems and poses a serious threat to regional ...
Xin Fan   +13 more
semanticscholar   +1 more source

Modelling Dispersal Behaviour on a Fractal Landscape [PDF]

open access: yes, 1998
We use a spatially explicit population model to explore the population consequences of different habitat selection mechanisms on landscapes with fractal variation in habitat quality.
Lindenmayer, David B.   +2 more
core   +2 more sources

Development of a Prediction Model for Progression Risk in High‐Grade Gliomas Based on Habitat Radiomics and Pathomics

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To investigate the value of constructing models based on habitat radiomics and pathomics for predicting the risk of progression in high‐grade gliomas. Methods This study conducted a retrospective analysis of preoperative magnetic resonance (MR) images and pathological sections from 72 patients diagnosed with high‐grade gliomas (52 ...
Yuchen Zhu   +14 more
wiley   +1 more source

Evaluating the effects of land management policy on waterbird habitats in the Liaohe River Delta wetland

open access: yesInternational Journal of Digital Earth
The effects of land use change on waterbird habitat have not been thoroughly studied. We used the PLUS model and InVEST model, remote sensing data, and waterbird monitoring data to explore changes in habitat for geese, ducks, shorebirds, gulls, and ...
Haozheng Dong, Houlang Duan
doaj   +1 more source

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