London has more areas of unsafe NO2 than anywhere else in the UK
The average PM2.5 levels are 3 times over the WHO limit of 25μg/m3 in Bejing
Paris pollution is like smoking 183 cigarettes a year
Breathing Delhi’s air is equivalent of smoking 20 cigarettes a day.
Where pollution comes from
In cities, there are two main sources. Mobile sources, such as cars, buses, vans, planes, and trains, especially those running diesel engines; and Stationary sources such as power plants, industrial factories and refineries.
What pollutants are created
Air pollutants in cities are usually made up of Nitrogen Dioxide from diesel vehicles, Particulate Matter 2.5/10 which is fine airborne
Where the key hotspots are
Pollution hotspots are places with a high density of people, high emissions and long dwell time. Hotspots in cities usually occur at transport hubs, in parks and playgrounds close to roads, outdoor eating/drinking areas and inside ground floor shops along high streets.
The Human cost of pollution
1 in 8 deaths
Is linked to air pollution, making it the biggest environmental health issue.
Reduced life expectancy
Estimates by 16 months in London and over 4 years in some cities in China
More people die by air pollution than Malaria and four times more than HIV/AIDS
Are made permanently smaller in places with high pollution levels.
Did you know?
It is estimated that people breathe 20,000 litres of air each day
In Taiwan the ritual of burning paper money added nearly double the number of toxins to the air
The global cost of air pollution is $225 billion annually, according to the World Bank
70% of the air pollution caused in Chinese cities is due to tailpipes
Air pollution inside your car can be 10x worse then on the street