Spatio-temporal distribution of PM ۲.۵ in Tehran Using GIS

The air is one of the polluted cities in Iran. It must be admitted that air pollution in Tehran cannot be solved in the short and medium term. However, more comprehensive planning can be done with a detailed knowledge of all aspects of air pollution. Spatial analysis and environmental sciences are the best way to understand the phenomenon of air pollution. PM۲.۵ pollutant is considered as a dangerous pollutant in Tehran which is in an unhealthy condition. In this research, PM۲.۵ is studied, which is examined by spatial analysis of changes in both spatial and temporal dimensions. This study has shown that this pollutant is one of the pollutants that is unhealthy in most days of the year, and plays an important role in air pollution in Tehran.

کلیدواژه ها:

Air pollution ، AQI ، Tehran metropolis ، spatial and environmental analysis ، suspended particles