Celebrate Diwali 2026 sustainably with clay diyas, LED lights, natural rangoli, reusable décor and practical pollution-reduction tips for Bhopal and Indore. Diwali 2026 falls on November 8. From clay diyas and LED lights to natural rangoli and reusable decorations, here are practical ways to celebrate a greener Diwali in Bhopal, Indore and other Indian cities. As preparations begin for Diwali 2026, environmental awareness is becoming an important part of the festive conversation.