Polluted Delhi Tries βGreenβ Fireworks to Clear the Air at Diwali NYT - Home Page By: Jeremy W. Peters and Suhasini Raj 8 November 2026 at 05:01 Indiaβs top court decreed that only more environmentally friendly fireworks could be set off this weekend, citing air quality concerns. But environmental activists call it a βgreen wash.β Β© Arun Sankar/Agence France-Presse β Getty ImagesA drone show for Diwali in New Delhiβs Central Park on Friday.