Videos Delhi’s air was already toxic before Deepavali. Here’s what a new study found November 12, 2026 gopalkumarthakur@gmail.com A new analysis by the Centre for Science and Environment (CSE) has found that Delhi entered the Deepavali season with its worst pre-festival air quality in three years. Related posts: Watch: When AI becomes a therapist… and a threat | Business Matters Watch: Language of Harmony: On The Malayalam Language Bill Florida sues OpenAI and CEO Sam Altman over alleged harm to minors Watch: CJP Protest: Mumbai’s young voices on accountability and change| Pulse Maharashtra