Residents protest at India Gate against rising air pollution, demanding government action amid police warnings and detentions.

Parents and activists protest at India Gate, demanding urgent government action to combat rising air pollution in Delhi.

Residents protest at India Gate against rising air pollution, demanding government action amid police warnings and detentions.

Congress criticizes the government for detaining protesters at India Gate demanding urgent action on deteriorating air quality in Delhi.

Police detained dozens of people, saying the protesters did not have permission to gather near the iconic India Gate.

Crop residue burning, along with emissions from vehicles, industries and construction, engulf the capital in smog.

Air quality in India's capital reaches alarming levels, prompting outrage and calls for action.

The failure by state governments to do anything about pollution means it has often been met with apathy. But at a rare protest anger and frustration were rife