India, Dec. 31 -- Delhi and the National Capital Region (Delhi-NCR) have experienced intense, widespread smog in December than the peak stubble burning months of October and November, according to a new analysis by Delhi-based think tank Centre for Science and Environment (CSE).

"The study compares the "early winter" months of October and November-a period heavily influenced by farm fires-with the "post-farm fire" period of December, when the impact of stubble burning becomes negligible," a statement by CSE noted.

"The persistence of pollution beyond farm fires is strongly evident in this analysis," it added.

Anumita Roychowdhury, executive director-research and advocacy at CSE, said the findings revealed a concerning reality: Delhi's ...