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More than half of the world population lives in cities. In 2030, 80% of the world population will live in urban areas, according to United Nations migration forecasts. People who are living in cities are exposed to air pollution. The concentration of air pollution is increased by traffic intensity. Increasing traffic intensity increases the number of automobile congestion in large cities. Therefore, there is a need to implement the measures for reducing air pollution in surroundings. Scientific studies show that e...

Air pollution is one of the main factors that affects human health. It may affect our health in many ways both long and short term. Exposure time of air pollution increases the risk of respiratory diseases, such as pneumonia, lung cancer, and causes cardiovascular diseases. Air pollution affects different groups of individuals in various ways. An objective of this study was to investigate the level of pollution in snow blanket in Jelgava city after exposition of 7 days and to determine the cause of pollution in di...