What are health risks that are associated with air pollution?

Many including death: It is estimated 3 million people die prematurely each year from outdoor air pollution and indoor air pollution also kills many. Air pollution increases risk of lung disease, heart disease, strokes and cancer. While most of these effects occur over time, bad pollution can cause acute deaths from asthma. See http://www.who.int/mediacentre/factsheets/fs313/en/ and http://tinyurl.com/y8fhtocm