Describe the key points of the revised Global Air Quality Guidelines (AQGs) recently released by the World Health Organisation (WHO). How are these different from its last update in 2005? What changes in India’s National Clean Air Programme are required to achieve these revised standards ? (150 Words 10 Marks)
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Describe the key points of the revised Global Air Quality Guidelines (AQGs) recently released by the World Health Organisation (WHO). How are these different from its last update in 2005? What changes in India’s National Clean Air Programme are required to achieve these revised standards ? (150 Words 10 Marks)

The revised WHO Global Air Quality Guidelines prioritize stricter standards for pollutants like PM2.5 and ozone. Differing from the 2005