Using Geographical Information Systems (GIS) to study the concentration of major air pollutants in Lahore City of Pakistan

Lahore city is very highly polluted. The major causes of this are an alarmingly increasing number of motor vehicles and a large number of industries. This research highlights the spatio-temporal patterns of sample pollutants including Sulfur dioxide, Oxides of Nitrogen, Carbon monoxide Ozone, and Particulate matter. The concentrations of these pollutants have been monitored at ten sample sites in the city. The effects of increasing air pollution on population of study area have been studied using questionnaire techniques.