Valley Pollution Index for December 12, 2018.

Valley Pollution Index for December 9, 2018.

Valley Pollution Index for December 8, 2018.

Valley Pollution Index for December 7, 2018.

KATHMANDU, Dec 7: Kathmandu's air quality is degrading day by day. As per the Valley Pollution Index on Thursday, the air quality during the morning hours was highly polluted compared with other timings of the day.

Let us breathe!

December 6, 2018 11:45 am

KATHMANDU, Dec 6: Kathmandu's air quality is degrading day by day. As per the Valley Pollution Index on Wednesday, the air quality at 8 am was dangerous.

Valley Pollution Index for December 4, 2018.

Dec 3 was highly polluted: Data shows

December 4, 2018 10:28 am

KATHMANDU, Dec 4: Kathmandu's air quality is degrading day by day. As per the Valley Pollution Index on Monday, morning hours from 7 am till 11 am and evening hours from 6 pm to 9 pm were the most polluted hours.

Dec 2 was polluted: Data shows

December 3, 2018 11:54 am

KATHMANDU, Dec 3: Kathmandu's air quality is degrading day by day. As per the Valley Pollution Index on Sunday, morning hours from 8 am till 10 am were the most polluted hours and remaining other hours were also crossing the WHO and Govt standards.

Valley Pollution Index for December 1, 2018.