Results 61 to 70 of about 10,825,644 (313)

Urban streets functionality as a tool for urban pollution management

open access: yesScience of The Total Environment, 2013
Pollution derived from traffic can be considered one of the major problems of modern cities. Although considerable efforts have been devoted to gathering information about pollution and its control, little attention has been paid to the analysis of relationships between pollution distribution and town planning.
Rey Gozalo, Guillermo   +2 more
openaire   +2 more sources

Two‐Step Thermal Upcycling of Flexible Printed Circuit Board Waste Into Metallic Copper Nanoparticles: Synthesis and Characterization

open access: yesAdvanced Materials Technologies, EarlyView.
A two‐step thermal upcycling process converts flexible printed circuit board waste into high‐purity copper nanoparticles using polymer degradation and arc discharge. The synthesized nanoparticles exhibit controlled morphology and high metal purity.
Bikesh S. Ghinangju   +2 more
wiley   +1 more source

Effects of CaCO3 particle size and mass concentration on gas explosion suppression under CO2 inerting conditions

open access: yesGong-kuang zidonghua
To investigate the effect of CaCO3 on gas explosion suppression under CO2 inerting conditions, gas-solid combined explosion suppression experiments using CO2 and CaCO3 were conducted in a 60 L constant-volume combustion chamber.
Zhang Licong, Li Yike, Xu Jingde
doaj   +1 more source

Aprendizaje situado: creación y modificación de prácticas sociales en el espacio público urbano Aprendizagem situada: criação e modificação de práticas sociais no espaço público urbano Situated learnig: criation and modification of social practices in urban public space

open access: yesPsicologia & Sociedade, 2010
Este artículo analiza el papel que juega el espacio público urbano como escenario para la implementación de contingencias sociales orientadas a la creación y sostenimiento en el tiempo de prácticas culturales que contribuyan a la convivencia entre los ...
Pablo Páramo
doaj   +1 more source

Improving the Robustness of Visual Teach‐and‐Repeat Navigation Using Drift Error Correction and Event‐Based Vision for Low‐Light Environments

open access: yesAdvanced Robotics Research, EarlyView.
Visual teach‐and‐repeat (VTR) navigation allows robots to learn and follow routes without building a full metric map. We show that navigation accuracy for VTR can be improved by integrating a topological map with error‐drift correction based on stereo vision.
Fuhai Ling, Ze Huang, Tony J. Prescott
wiley   +1 more source

Visual aspects in urban woodland management and planning [PDF]

open access: yes, 2003
Urban woodland is an important component of people's everyday environment, both as an attractive environment to visit as well as being an intrinsic part of the surrounding landscape.
Ode, Åsa
core   +1 more source

COVID-19 pandemic and urban green spaces: Shifting usage behaviours and perceptions in Leipzig (Germany)?

open access: yesMoravian Geographical Reports
Crises such as the COVID-19 pandemic challenge some established human-landscape interactions notably. In this article, we analyse whether the pandemic had an impact on the perception of urban green spaces (UGS) and usage behaviours in Leipzig, Germany ...
Sielaff Hendrik   +6 more
doaj   +1 more source

Aligning Climate Governance with Urban Water Management: Insights from Transnational City Networks

open access: yes, 2019
A growing number of cities in different world regions are forming transnational networks in order to mitigate and adapt to climate change. In this study, we are interested in the nexus between climate change and urban water management.
Lucas Leopold, Jale Tosun
core   +1 more source

From Lab to Landscape: Environmental Biohybrid Robotics for Ecological Futures

open access: yesAdvanced Robotics Research, EarlyView.
This Perspective explores environmental biohybrid robotics, integrating living tissues, microorganisms, and insects for operation in real‐world ecosystems. It traces the leap from laboratory experiments to forests, wetlands, and urban environments and discusses key challenges, development pathways, and opportunities for ecological monitoring and ...
Miriam Filippi
wiley   +1 more source

Managing our urban future

open access: yesInternational Journal of Applied Earth Observation and Geoinformation, 2000
Abstract Urban growth is inevitable over the next two decades. The bulk of this growth will take place in less developed countries. This presents a formidable challenge for urban planers and managers. With this in mind this paper considers some of the ways urban planners can respond to this challenge. The discussion is divided into four sections. The
openaire   +1 more source

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