نتایج جستجو برای: modelling and air pollution

تعداد نتایج: 16910488  

Journal: :محیط زیست طبیعی 0
الهه اکبری عضو هیئت علمی گروه ژئومورفولوژی و اقلیم‏شناسی، دانشگاه حکیم سبزواری، کارشناسی ارشد سنجش از دور و gis، سبزوار، توحید شهر، دانشگاه حکیم سبزواری، دانشکدۀ جغرافیا و علوم محیطی، گروه جغرافیا معصومه فاخری کارشناسی ارشد اقلیم‏ شناسی، دانشگاه حکیم سبزواری عفت پورغلامحسن کارشناسی ارشد اقلیم‏ شناسی، دانشگاه حکیم سبزواری زهرا اکبری آموزگار منطقۀ 4 تهران

urbanization expanse and population growth, as well as pilgrim's possibility of some cities provide overuse of vehicles and consequently increased air pollution. thus by considering the importance of the impact of air pollution on human health, in this study, air pollution in terms of pm10 using psi standard index and inverse distance weighting is zoned in mashhad. on the other hand, meteo...

Journal: Pollution 2020

Defined as any substance in the air that may harm humans, animals, vegetation, and materials, air pollution poses a great danger to human health. It has turned into a worldwide problem as well as a huge environmental risk. Recent years have witnessed the increase of air pollution in many cities around the world. Similarly, it has become a big problem in Iran. Although ground-level monitoring ca...

Defined as any substance in the air that may harm humans, animals, vegetation, and materials, air pollution poses a great danger to human health. It has turned into a worldwide problem as well as a huge environmental risk. Recent years have witnessed the increase of air pollution in many cities around the world. Similarly, it has become a big problem in Iran. Although ground-level monitoring ca...

Journal: :مجله سازمان نظام پزشکی جمهوری اسلامی ایران 0

0

Background and aims: Air pollution is one of the health problems worldwide. Previous epidemiological studies have investigated the impacts of air pollution on respiratory and cardiovascular diseases. The aim of this study was to determine the associations between air pollution levels and different health indicators among world countries. Methods: This eco...

2016
Frauke Hennig Dorothea Sugiri Lilian Tzivian Kateryna Fuks Susanne Moebus Karl-Heinz Jöckel Danielle Vienneau Kees de Hoogh Michael Memmesheimer Hermann Jakobs Ulrich Quass Barbara Hoffmann

Two commonly used models to assess air pollution concentration for investigating health effects of air pollution in epidemiological studies are Land Use Regression (LUR) models and Dispersion and Chemistry Transport Models (DCTM). Both modeling approaches have been applied in the Ruhr area, Germany, a location where multiple cohort studies are being conducted. Application of these different mod...

Journal: :iranian journal of environmental sciences 0
seyyed mansour seyyednejad professor of plant physiology, department of biology, faculty of science, shahid chamran university of ahvaz, ahvaz, iran hossein motamedi professor of microbiololgy, department of biology, faculty of science, shahid chamran university of ahvaz, ahvaz, iran parinaz lordifard msc. student, department of biology, faculty of science, shahid chamran university of ahvaz, ahvaz, iran

environmental pollution consists of different types of pollutants in air, soil, and water. due to the fact that plants can respond to environmental pollution, they can be used as bio-indicators for environmental monitoring. air pollution in areas with oil and gas refineries nearby is an important problem. this study aims to survey the effects of gas refinery air pollutants on conocarpus erectus...

2008
PETR HÁJEK

The paper presents a design of parameters for air quality modelling and the classification of districts into classes according to their pollution. Further, it presents a model design, data pre-processing, the designs of various structures of Kohonen’s Self-organizing Feature Maps (unsupervised methods), the clustering by K-means algorithm and the classification by Learning Vector Quantization n...

2004
C. Gouveia J. M Garcia M. Nogueira

Numerical modelling was used to study the impact of urban air pollution from Setúbal City in two important natural reserves. Setúbal is a city in the middle south Portugal with a large resident population, important industry and intense traffic activities. There is an important harbour, which is responsible for intense heavy vehicle traffic. Setúbal is surrounded by two natural reserves, a moun...

Journal: :The Indian journal of medical research 2007
S K Jindal

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