On Trending @ 10, we focus on India's air emergency. The air quality in Delhi has fallen so badly already that the government's graded response action plan came into effect last Monday. The farm fires in Punjab and Haryana are a major concern and expected to get worse in the weeks to come. But this is not about Delhi or NCR alone, NDTV has accessed up-to-date analysis which shows Mumbai, is seeing levels worse than the last two years. And pollution levels right now are as bad as they've been in the last 3 years in cities like Delhi, Kanpur and Lucknow.