The Central Pollution Control Board's (CPCB) National Air Quality Index has Delhi in the 'very poor' zone with a score of 326.
20 Nov 2017 6:20 PM
The average concentration of ultrafine pollutants like PM (particulate matter) 10 and PM 2.5 in the air reduced substantially on Tuesday.
15 Nov 2017 1:27 AM
The pollution monitoring authorities said there may be some respite from Monday evening as surface winds will gain momentum.
12 Nov 2017 9:22 PM
Earlier, Centre had claimed improvement in city air quality this year.
02 Aug 2017 2:57 AM
The chemical characterisation of particulates, meaning what they are made of chemically, primarily decides the toxicity of air.
24 Jul 2017 1:08 AM
A study has found that the ultrafine particulates in Delhi's air, mainly PM2.5 and PM10, are made of less harmful chemical components.
23 Jul 2017 1:52 PM
On Sunday, the maximum and minimum temperatures were recorded at 23°C and 9.2 °C, respectively.
03 Jan 2017 6:06 AM