نتایج جستجو برای: public roads
تعداد نتایج: 393722 فیلتر نتایج به سال:
Habitat destruction and overhunting are two major drivers of mammal population declines and extinctions in tropical forests. The construction of roads can be a catalyst for these two threats. In Southeast Asia, the impacts of roads on mammals have not been well-documented at a regional scale. Before evidence-based conservation strategies can be developed to minimize the threat of roads to endan...
Background: Platanus species are widely cultured around the world and considered an important cause of allergic reactions. In the present study, we developed a sandwich ELISA to quantify Pla or 3 allergen in P. orientalis pollen extracts grown near high-traffic roads and compared it to pollen extracts collected from rural areas as control. Methods: Pollen samples were collected from three po...
Background and Objectives: Road accidents are regarded as one of the most critical global health issues. In Iran, road accidents are the second cause of death, followed by cardiovascular diseases. The present study was conducted with the aim of the epidemiological evaluation of deaths caused by road accidents in Torbat Heydariyeh City, Iran, between 2013 and 2017. Methods: This is a cross-sec...
Background and objectives: accidents are the most prevalent causes of mortality and disability in the world and car accident is one of the main causes of death in Iran. Car accident is one of the biggest predicaments of the public health and developinent in Golestan province and their victims are mostly young and efficient people. Hence, the study of the effective factors can be useful in sugge...
The article presents an analysis of the urban transport system solutions in Rzeszow in terms of its optimization and implementation of new solutions. In the analysis the current traffic and communication solutions were taken into account, i.e. the network of the existing roads, road marking, traffic control and public transport traffic. In addition, the possibility of applying innovative soluti...
Introduction: Since 2006, the number of seriously injured bicyclists in The Netherlands has increased significantly. This is also the case for sport cyclists. Over 80% of sport cyclists are male. We propose three factors that may contribute to involvement in sport cycling crashes among males: Bunch riding (cycling in a group), the inflow of sport cyclists with little experience and a competitiv...
We would like to understand the effect that transportation investments have on the way an economy operates, on the welfare of its residents, and on the environment. Ideally, our understanding is sufficient to be of use to the World Bank, where they must confront questions like "How many roads should we build in Kuala Lampur, and how should the network be arranged?" We can imagine two classes of...
In this paper, we propose a fusion strategy for extracted roads from multi-aspect SAR images. The fusion strategy extends a system for automatic road extraction from SAR images based on line extraction and explicitly modeled knowledge, which has been developed for single SAR images. Due to the side-looking geometry of SAR, the visibility of roads is often limited by adjacent high trees or build...
Research for advanced traveler information systems (ATIS) has been focused on urban roads. However, research for short-term traffic prediction on all categories of highways is needed, as highway agencies expect to implement intelligent transportation systems across their jurisdictions. In this study, genetic algorithms were used to design time delay neural network (TDNN) models as well as local...
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