Contents [hide]
1 Ancient cultures
2 Urban pollution
3 Forms of pollution
4 Pollutants
5 Cost of pollution
6 Sources and causes
7 Effects
7.1 Human health
7.2 Environment
7.3 Environmental health information
8 Regulation and monitoring
9 Pollution control
9.1 Practices
9.2 Pollution control devices
10 Perspectives
11 Greenhouse gases and global warming
12 Most polluted places in the developing world
13 See also
14 References
15 External links