Traffic moves through evening smog in New Delhi, India, as air quality across the capital region deteriorates ahead of winter, Friday, Nov. 6, 2026. (AP Photo/Manish Swarup)

A worker sweeps the area outside a construction site as authorities use water sprinklers to curb air pollution in New Delhi, India, Friday, Nov. 6, 2026. (AP Photo/Manish Swarup)

FILE - A student wears a face mask while crossing a foot over bridge amidst morning smog in New Delhi, India, Nov. 18, 2025. (AP Photo/Manish Swarup, File)

An elderly woman uses an air purifier inside her room amid deteriorating air quality in New Delhi, India, Friday, Nov. 6, 2026. (AP Photo/Manish Swarup)

FILE - Citizens shout slogans during a protest against what they called the government's lack of action to combat air pollution in the capital city New Delhi, India, Nov. 18, 2025. (AP Photo/Manish Swarup, File)

FILE - Traffic moves through dense smog in New Delhi, India, Nov. 4, 2026. (AP Photo/Sanjeev Rastogi, File)

FILE - Fireworks light up the sky during the festival of lights Diwali in Mumbai, India, Oct. 20, 2025. (AP Photo/Rafiq Maqbool, File)

Senators debate the impeachment of President Santiago Pena over accusations linked to the collapse of Ueno Bank at the Senate in Asuncion, Paraguay, Friday, Nov. 6, 2026. (AP Photo/Jorge Saenz)