List of cities in Kerala by ambient air quality

The article lists cities in Kerala according to the WHO's database on ambient (outdoor) air pollution monitoring from almost 1600 cities in 91 countries.^[1]^[2] It includes 124 Indian cities, eight of which 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[edit]

^ "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.
^ "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.
^ "Hassan's air is among the least polluted in country". thehindu.com. The Hindu. Retrieved 15 May 2016.
^ "Air pollution, the invisible killer that stalks Kochi". Deccan Chronicle. 9 November 2016. Retrieved 9 November 2016.
^ "Why Amitabh Kant is not wrong, Kerala is indeed God's Own Country". On Manorama. 4 November 2019. Retrieved 4 November 2019.
^ "Air pollution, the invisible killer that stalks Kochi". On Manorama. Retrieved 4 November 2016.

[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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