Assessment of Ozone, Nitrogen Oxides, Air Particulate Matter in the Ambient Air of Nairobi city

Abstract

World wide, more than 1.1 billion people live in urban centres that are highly polluted by industrial and other human activities. Among the most common and most virulent air pollutants are sulphur dioxide,suspended particulate matter,nitrogen oxides,carbon monoxide and lead which pose health risks. Scientific studies show a link between between particulate matter and ill health including premature death, increased hospital admissions,emergency room visits,increased respiratory symptoms and disease,decrease lung function etc. The most vulnerable groups include elderly,individuals with cardiopulmonary diseases like asthma. Airborne particles can also cause soiling and damage to materials