Questions about why air quality is a problem

What is Nitrogen Dioxide (NO2)?

This is an excerpt from the Health Matters report by Public Health England. NO2 is a gas that is produced along with nitric oxide (NO) by combustion processes. Together they [...]

Why is air quality important?

Poor air quality is the largest environmental risk to public health in the UK, associated with short and longer term respiratory and cardiovascular problems. Approximately 40,000 premature deaths in [...]

What is causing the air quality problem?

There are two forms of air pollution we are concerned about and which we measure. The first is particulate matter (PM), referred to as PM10 and PM2.5, depending on [...]