Results 91 to 100 of about 220,397 (309)

Using GPS telemetry to validate least-cost modeling of gray squirrel ( Sciurus carolinensis) movement within a fragmented landscape [PDF]

open access: yes, 2013
In Britain, the population of native red squirrels Sciurus vulgaris has suffered population declines and local extinctions. Interspecific resource competition and disease spread by the invasive gray squirrel Sciurus carolinensis are the main factors ...
Bailey, Sallie   +5 more
core   +4 more sources

Functional diversity in agricultural landscapes: evidence of long‐term clustering and multi‐scale effects of land use on avian communities

open access: yesOikos, EarlyView.
Functional diversity (FD) is an essential community property connecting biodiversity, ecosystem functioning, and conservation objectives. In agricultural landscapes, avian communities, which play key functional roles, are facing large‐scale biodiversity erosion, largely due to land‐use changes.
Pietro Tirozzi   +3 more
wiley   +1 more source

Evaluation of fall‐seeded cover crops for grassland nesting waterfowl in eastern South Dakota

open access: yesWildlife Society Bulletin, EarlyView., 2023
Cover crops are experiencing a revival among Midwestern farmers, and we assessed their attractiveness and safety for nesting ducks in South Dakota. Nest success was markedly lower in cover crops than in perennial cover during both years of our study, including 2019 which was a best‐case scenario for cover crops, with extremely wet conditions delaying ...
Charles W. Gallman   +3 more
wiley   +1 more source

Correlating densities of centrality and activities in cities : the cases of Bologna (IT) and Barcelona (ES) [PDF]

open access: yes, 2009
This paper examines the relationship between street centrality and densities of commercial and service activities in cities. The aim is to verify whether a correlation exists and whether some 'secondary' activities, i.e.
Belli, E.   +10 more
core  

ArcGIS: Importance for Engineers

open access: yes, 2020
ArcGIS is an extensive and integrated software developed by ESRI to work with map andgeographic information. It is used for creating and using maps, compiling geographic data,analyzing mapped information, sharing and discovering geographic information, using maps, andgeographic information in a range of applications, and managing geographic information
openaire   +3 more sources

Urban‐driven homogenization of aquatic subsidy size structure cascades to riparian predator communities

open access: yesOikos, EarlyView.
The export of emergent aquatic insects is a critical energy subsidy for terrestrial food webs. While urbanization is known to alter stream communities, its effects on the size structure of these insect subsidies and the subsequent consequences for riparian predators remain poorly understood.
Charles Gagnon   +2 more
wiley   +1 more source

Production of semi real time media-GIS contents using MODIS imagery [PDF]

open access: yes, 2010
[Abstract]: Delivering environmental disaster information, swiftly, attractively, meaningfully, and accurately, to public is becoming a competitive task among spatial data visualizing experts.
Perera, Kithsiri
core  

Justice in coexistence: Pastoralism and large carnivores on the Qinghai‐Tibet Plateau

open access: yesPeople and Nature, EarlyView.
Abstract The conflict between livestock husbandry and large carnivore conservation presents significant challenges in grassland ecosystems worldwide. Achieving sustainable coexistence among herders, livestock and large carnivores requires reconciling diverse perspectives and interests through equitable, inclusive and fair processes that address both ...
Yufang Gao, Yue Yu
wiley   +1 more source

Spatial interpolation of intermediate strength properties of soil to determine the bearing capacity of the foundation [PDF]

open access: yesE3S Web of Conferences
This study is aimed at determining the intermediate strength characteristics of soil at a given depth between boreholes using geoinformation systems.
Aldungarova Aliya   +5 more
doaj   +1 more source

The third dimension in landscape metrics analysis applied to Central Alentejo-Portugal [PDF]

open access: yes, 2010
Landscape metrics have been widely developed over the last two decades, although the question remains: How does landscape metrics relates with ecological processes?
Batista, Teresa   +2 more
core  

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