Air pollution Flashcards
1
Q
How many percent of the world’s urban population live in areas with clean air?
A
Less than 20% (from a survey conducted by World Health Organisation in 2016)
2
Q
What are the causes of air pollution in most urban populations?
A
- use of coal to generate electricity
- high volume of vehicular traffic
- emissions from factories
3
Q
What can prolonged exposure to air pollution lead to?
A
- Respiratory infection
- Lung cancer
- Heart disease
- Death
4
Q
What does poor health in people lead to subsequently?
A
increased demand for healthcare services
