List of Kerala cities by ambient air quality
| Major cities in Kerala ordered by |
|---|
 |
The article lists cities in Kerala according to WHO's database on ambient (outdoor) air pollution monitoring from almost 1600 cities in 91 countries.[1][2] It includes 124 Indian cities, among that 8 are from Kerala.[3][4][5]
| Rank | City | Particulate Matter up to 10 micrometers (PM10) |
Particulate Matter up to 2.5 micrometers (PM2.5) |
|---|---|---|---|
| 1 | Pathanamthitta | 23 | 10 |
| 2 | Kollam | 39 | 17 |
| 3 | Alappuzha | 46 | 20 |
| 4 | Trivandrum | 52 | 23 |
| 5 | Kottayam | 55 | 24 |
| 6 | Kozhikode | 57 | 25 |
| 7 | Kochi | 64 | 28 |
| 8 | Thrissur | 73 | 32 |
References
- ↑ "Ambient (outdoor) air pollution in cities database 2014". who.int. World Health Organization. Retrieved 5 January 2016.
- ↑ "WHO estimate on air pollution shows Indian cities are death traps". downtoearth.org.in. Down To Earth. Retrieved 5 January 2016.
- ↑ "North India's cities the most polluted, south's cleanest". timesofindia.indiatimes.com. The Times of India. Retrieved 5 January 2016.
- ↑ "Hassan among three Indian cities with minimum air pollution: WHO". thehindu.com. The Hindu. Retrieved 5 January 2016.
- ↑ "Ambient Air Quality in Indian Cities". who.int. WHO. Retrieved 5 January 2016.
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