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][6][7][8]

Rank City Particulate Matter up to 10 micrometers
(PM10)		 Particulate Matter up to 2.5 micrometers
(PM2.5)
1 Pathanamthitta 23 10[9]
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

  1. ↑ "Ambient (outdoor) air pollution in cities database 2014". who.int. World Health Organization. Archived from the original on 28 March 2014. Retrieved 5 January 2016.
  2. ↑ "WHO estimate on air pollution shows Indian cities are death traps". downtoearth.org.in. Down To Earth. Retrieved 5 January 2016.
  3. ↑ "North India's cities the most polluted, south's cleanest". timesofindia.indiatimes.com. The Times of India. Retrieved 5 January 2016.
  4. ↑ "Hassan among three Indian cities with minimum air pollution: WHO". thehindu.com. The Hindu. Retrieved 5 January 2016.
  5. ↑ "Ambient Air Quality in Indian Cities". who.int. WHO. Retrieved 5 January 2016.
  6. ↑ "Hassan's air is among the least polluted in country". thehindu.com. The Hindu. Retrieved 15 May 2016.
  7. ↑ "Air pollution, the invisible killer that stalks Kochi". Deccan Chronicle. 9 November 2016. Retrieved 9 November 2016.
  8. ↑ "Why Amitabh Kant is not wrong, Kerala is indeed God's Own Country". On Manorama. 4 November 2019. Retrieved 4 November 2019.
  9. ↑ "Air pollution, the invisible killer that stalks Kochi". On Manorama. Retrieved 4 November 2016.
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