Q Why is it in News ?
A The World Health Organisation (WHO) in its first-ever update since 2005 has tightened global air pollution standards.
Q What are Global Air Quality Guidelines (AQGs) 2021 ?A
A
Q What are Air quality standards in India ?
A
Q What is Significance of WHO’s AQG ?
A It sets the stage for eventual shifts in policy
Q What are Challenges for India ?
A
Q What can be way forward ?
A