نتایج جستجو برای: urban environments

تعداد نتایج: 352215  

Journal: :Journal of Volcanology and Geothermal Research 2015

Journal: :Research, Society and Development 2023

Ants (Hymenoptera: Formicidae) are social insects and important pests in the urban environment. The main groups of pest ants environment leafcutter house ants. Leaf-cutter cause crescent-shaped defoliation plants, where it causes problems gardens ornamental plants. Domestic human health problems, contaminate food equipment buildings. In this work, we propose an integrated ant management program...

Journal: :Trans. GIS 2006
Byounghyun Yoo Soonhung Han

A VR (virtual reality) simulator which is used for helicopter simulations requires a virtual environment of real world urban areas. However, real urban environments are continuously changing. It is necessary to develop a modeling method that makes direct use of GIS (geographical information system) data which is updated periodically. A flight simulation needs to visualize not only buildings in ...

2011
Lina Wahlgren Peter Schantz

BACKGROUND Route environments can positively influence people's active commuting and thereby contribute to public health. The Active Commuting Route Environment Scale (ACRES) was developed to study active commuters' perceptions of their route environments. However, bicycle commuters represent a small portion of the population in many cities and thus are difficult to study using population-based...

Journal: :محیط شناسی 0
پرستو پریور دانشگاه تهران، دانشجوی دکترای برنامه ریزی محیط زیست دانشکدة محیط زیست شهرزاد فریادی دانشگاه تهران، دانشیار گروه برنامه ریزی و مدیریت محیط زیست، دانشکدة محیط زیست احمدرضا یاوری دانشیار گروه برنامه ریزی و مدیریت محیط زیست، دانشکدة محیط زیست، دانشگاه تهران اسماعیل صالحی دانشگاه تهران، دانشیار گروه برنامه ریزی و مدیریت محیط زیست، دانشکده محیط زیست پگاه هراتی دانشکاه آزاد اسلامی، واحد علوم و تحقیقات ، دانشجوی کارشناسی ارشد اقتصاد محیط زیست

resilience thinking in urban environment has been recently proposed as an effective measure to realize the objectives of sustainable development, minimize uncertainties and non linear interactions. this concept, in the context of modern urban ecology makes it possible to integrate natural and human factors and in urban systems and understanding the interactions between them, expanding sustainab...

Journal: :Proceedings. Biological sciences 2011
Dominique A Potvin Kirsten M Parris Raoul A Mulder

Recent studies in the Northern Hemisphere have shown that songbirds living in noisy urban environments sing at higher frequencies than their rural counterparts. However, several aspects of this phenomenon remain poorly understood. These include the geographical scale over which such patterns occur (most studies have compared local populations), and whether they involve phenotypic plasticity or ...

2000
Predrag Sidjanin Waltraud Gerhardt

In this chapter, the main idea about a design tool and its object database system will be described. The design tool should improve design practice with respect to analysis and improving existing and planned urban environments. Preconditions for defining the design tool’s purpose are the determination of the “well-situated” urban elements, their impact on cognitive mapping, and the exploitation...

2017
Xian Wu Yuxiao Dong Chao Huang Jian Xu Dong Wang Nitesh V. Chawla

Urban city environments face the challenge of disturbances, which can create inconveniences for its citizens. These require timely detection and resolution, and more importantly timely preparedness on the part of city officials. We term these disturbances as anomalies, and pose the problem statement: if it is possible to also predict these anomalous events (proactive), and not just detect (reac...

Journal: :Comput. Graph. Forum 2006
António Coelho Maximino Bessa António Augusto de Sousa Fernando Nunes Ferreira

L-systems have been used in Computer Graphics, namely for modelling plants, as well as in a few experiments to model urban environments. However, the lack of geospatial awareness is a limitation and in spite of some developments like open L-systems, that introduced the ability to communicate with the environment, there was a need for more flexibility. This paper presents Geospatial L-systems, a...

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