Citizens protest against air pollution

School students seen wearing masks to protect themselves from air pollution in Meerut.

A group of citizens protest against air pollution at Jantar Mantar in New Delhi.

Protesters wearing protective masks leave after taking part in a rally against air pollution at Jantar Mantar in New Delhi.

Protesters wearing protective masks leave after taking part in a rally against air pollution at Jantar Mantar in New Delhi.

Protesters wearing protective masks leave after taking part in a rally against air pollution at Jantar Mantar in New Delhi.

A boy with his mother wearing protective masks during a protest against air pollution at Jantar Mantar in New Delhi.

A group of citizens protest against air pollution at Jantar Mantar in New Delhi.

Protesters wearing protective masks take part in a rally against air pollution at Jantar Mantar in New Delhi.