1 Air pollution acts in a similar manner to cigarette smoke. 2  The pollutants cause inflammation in the airways, leading to the destruction of lung tissue. 3  Abnormal airway reactivity, such as bronchial asthma, has been shown to be a risk factor for the development of emphysema.
Luis Rivera (III) Luis Rivera is an actor, known for Bad Man's River (1971), Guns of the Magnificent Seven (1969) and Custer of the West (1967). See full bio Â».
Home Â» Sao Luis Sao Luis The historic centre of Sao Luis is one of the finest in Brazil and an outstanding example of the Portuguese colonial past so it is no surprise that it has been declared as an UNESCO World Heritage site.