Spatial Distribution of Air Pollution in the city of Colombo,Sri Lanka. Using GIS & Remote Sensing: A Case Study of Colombo City, Sri Lanka

      Аннотация: Air pollution level was increase with rainfall variation. Contamination of air pollutant was travel to another area due to wind and Sea breeze. Main air pollutant emitter was Traffic and vehicles. It was clearly shows with monthly variation of pollutant distribution. Air pollution was increased with festival seasons and school holding time period. Anyhow Road network cannot enlarge in the city area of Colombo. Land cover/ Land use were change in past four decade. The general trend were observed in the built up areas increase temporally. The vegetation cover was decrease step by step. In effect of this case there was no natural filtration in Carbon particles. It was effect to the increasing air pollutant and land surface temperature. This book may be very useful for those who are engaged in Urban Management such as Urban Planners, Environmental Pollution Examiners, Urban Designers and GIS Users.

Ключевые слова: Air pollution, Geographical Information System, RS