Could air pollutants cause brain cancer?

In India, PM10 levels are the biggest cause of health concern. In 2007, nearly 52% (63) cities were at critical PM10 levels (≥1.5 times limit). Higher PM10 levels were found in northern Indian cities with continuous increases in Mumbai, Faridabad
http://indiatodaynews.in/2014/02/21/could-air-pollutants-cause-brain-cancer/