Results 121 to 130 of about 710,254 (302)

Composition and Functional Diversity of the Urban Flora of Alfenas-MG, Brazil

open access: yesFloresta e Ambiente
Urban tree cover has important environmental and social functions and can act as ecological refuges. The objective of the present study was to investigate the taxonomic and functional diversities of urban plant communities in Alfenas, Minas Gerais State,
Nathalia Monalisa-Francisco   +1 more
doaj   +1 more source

Response of arthropod species richness and functional groups to urban habitat structure and management [PDF]

open access: yes, 2018
Urban areas are a particular landscape matrix characterized by a fine-grained spatial arrangement of very diverse habitats (urban mosaic). We investigated arthropods to analyse biodiversity-habitat associations along five environmental gradients (age ...
Arlettaz, R.   +4 more
core  

Conformal Reconfigurable Intelligent Surfaces: A Cylindrical Geometry Perspective

open access: yesAdvanced Electronic Materials, EarlyView.
Cylindrical reconfigurable intelligent surfaces are explored for low‐complexity beam steering using one‐bit meta‐atoms. A multi‐level modeling approach, including optimization‐based synthesis, demonstrates that even minimal hardware can support directive scattering.
Filippo Pepe   +4 more
wiley   +1 more source

Indicators and methods for spatial cohesion research: difficulties and challenges in low-density regions [PDF]

open access: yes
Previous research carried out by this same authors went through the analysis of data sources and their potential to apply the polycentrism approach to territories where the urban features is weak (specifically in Castilla-La Mancha, Spain).
Angel Raul Ruiz Pulpon   +5 more
core  

Study of the Relationship of Processes of Socio-Economic and Spatial Development of the City with the Help of Information and Analysis System Based on PROGNOZ Platform [PDF]

open access: yes, 2015
Information technology has become the best direction in all branches of activity in developed and developing countries - from the optimization and automation of manufacturing industry to the electronic database for schools and universities, and urban ...
Maksimova, Svetlana   +4 more
core  

Temperature and Farm Labor in Nigeria

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT We estimate the impact of temperature shocks on the composition of farm labor in rural Nigeria using a nationally representative household panel survey. Leveraging plausibly exogenous year‐to‐year variation in growing season temperatures, we find that warmer temperatures significantly alter farm labor composition, prompting a substantial shift
Andu Berha
wiley   +1 more source

Bird meta-community functional networks between urban parks and conservation areas

open access: yesEcological Indicators
The adaptation of biological communities to urban environments is essential in ecological research. While current studies predominantly focus on alpha or beta diversity, community network perspective remain limited.
Xianli Che   +7 more
doaj   +1 more source

The Future of Hydrogen‐Powered Aviation: Technologies, Challenges, and a Strategic Roadmap for Sustainable Decarbonization

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
Hydrogen‐powered aviation offers a transformative pathway to zero‐emission flight by eliminating in‐flight CO2 emissions. Key considerations include propulsion systems (fuel cells and hydrogen combustion), cryogenic storage and insulation challenges, infrastructure and cost barriers, and supply‐chain constraints.
Mubasshira   +4 more
wiley   +1 more source

XXQ FACTORS FOR SUSTAINABLE URBAN DEVELOPMENT: A SYSTEMS ECONOMICS VIEW [PDF]

open access: yes
Modern cities turn increasingly into functional areas seeking for a balance between agglomeration forces and urban quality of life. This paper will address the issue of sustainable urban development from a quality (performance) perspective.
Peter Nijkamp
core  

Urban Planning in Bosnia and Herzegovina [PDF]

open access: yes, 2018
This article explains areal planning in Bosnia and Herzegovina in the system of regional planning, starting from government politics and circumstances, along with regional development perspectives through planning on local and municipal levels. (Nurković,
Nurković, Rahman
core  

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