Nitrogen dioxide, mainly emitted by power generation, industrial and traffic sources, is an important constituent of particulate matter and ozone. There is growing evidence that independently, it can increase symptoms of bronchitis and asthma, as well as lead to respiratory infections and reduced lung function and growth. Evidence also suggests that NO2 may be responsible for a large disease burden, with exposure linked to premature mortality and morbidity from cardiovascular and respiratory diseases.
How can I reduce air pollution?
Whenever possible, leave a car at home and choose to walk, cycle or use public transport!
You can find lots of other tips on how to reduce and minimize your environmental impact on this page: How to minimize my environmental impact and air pollution.