Then there are toxic, corrosive and carcinogenic exhaust fumes and the spreading intrusiveness of traffic noise, which again are by no means limited to city centres. BNC
Pollution, however, comes from a wide range of sources other than industry, such as domestic refuse and sewage, farming, mining, transport exhaust fumes and electricity generation. WASPS
A recent report in The New Scientist suggests that around 10,000 people die each year due to exhaust fumes. WebC