A man cycles near the Indian President's house amid heavy smog in New Delhi on November 8, 2018. Air pollution in New Delhi hit hazardous levels on November 8 after a night of free-for-all Diwali fireworks, despite Supreme Court efforts to curb partying that fuels the Indian capital's toxic smog problem. (Photo/Agencies)
Air pollution in New Delhi hit hazardous levels on November 8 after a night of free-for-all Diwali fireworks, despite Supreme Court efforts to curb partying that fuels the Indian capital's toxic smog problem. (Photo/Agencies)
Commuters are seen amid heavy smog in New Delhi on November 8, 2018. - Air pollution in New Delhi hit hazardous levels on November 8 after a night of free-for-all Diwali fireworks, despite Supreme Court efforts to curb partying that fuels the Indian capital's toxic smog problem. (Photo/Agencies)
Air pollution in New Delhi hit hazardous levels on November 8 after a night of free-for-all Diwali fireworks, despite Supreme Court efforts to curb partying that fuels the Indian capital's toxic smog problem. (Photo/Agencies)