نتایج جستجو برای: assessment and modeling of urban air quality

تعداد نتایج: 24156817  

Journal: :The Science of the total environment 2011
J M Baldasano M T Pay O Jorba S Gassó P Jiménez-Guerrero

The CALIOPE project, funded by the Spanish Ministry of the Environment, aims at establishing an air quality forecasting system for Spain. With this goal, CALIOPE modeling system was developed and applied with high resolution (4km×4km, 1h) using the HERMES emission model (including emissions of resuspended particles from paved roads) specifically built up for Spain. The present study provides an...

2007
Clive MULLER

During the last century, urban pollution has increased with the growth of cities. Urban air quality has become a high priority as it is directly linked to concerns such as human exposure and health. The present work is dedicated to urban air quality modeling with focus on urban meteorology. The main goal is to improve meteorological and air quality simulations in urban areas. Based on measureme...

Journal: :Risk analysis : an official publication of the Society for Risk Analysis 1999
S J Elliott D C Cole P Krueger N Voorberg S Wakefield

This paper describes a multi-stakeholder process designed to assess the potential health risks associated with adverse air quality in an urban industrial neighborhood. The paper briefly describes the quantitative health risk assessment conducted by scientific experts, with input by a grassroots community group concerned about the impacts of adverse air quality on their health and quality of lif...

2009
Man Sing Wong Janet E. Nichol Kwon Ho Lee

The use of Geographic Information Systems (GIS) and Remote Sensing (RS) by climatologists, environmentalists and urban planners for three dimensional modeling and visualization of the landscape is well established. However no previous study has implemented these techniques for 3D modeling of atmospheric aerosols because air quality data is traditionally measured at ground points, or from satell...

Background and Aim: One of the notorious  air pllutants on which air quality is determined is  carbon monoxide (CO). The aim of the present study was to measure the concentration of CO outdoor and indoor urban environments and compare it with air quality standards within buildings  and open spaces. Materials and Methods: This research was a descriptive-analytical study of CO estimation in ou...

Roudbari, Alireza , Saeedi, Milad ,

Background and objectives: Tehran is one of the most polluted cities in the world in terms of air pollution. Modeling is a useful tool in air pollution management. The objectives of this study are to determine the distribution of the main air pollutants concentration in Tehran and to construct a photochemical model appropriate to the geography and natural characteristics of Tehran.   Methods: I...

2017
Helena Martins Ana Miranda Carlos Borrego

2003
Mizuki Kawabata Joseph Ferreira

A Geographic Information System (GIS) is increasingly recognized as an effective tool for urban modeling. As a part of NASA's multidisciplinary project, this article develops GIS modeling methods of constructing measurements of urban components to monitor and model urban respiration. The first step is to create an Oracle database that stores spatially and temporally referenced measures of trace...

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