Punjab has recorded a sudden surge in stubble burning after a relatively smoke-less October, data showed. The state saw a 740 per cent increase on Sunday with 1,068 farm fire incidents - the highest in a single day in the current harvesting season. Saturday witnessed only 127 stubble-burning incidents. NASA's Worldview satellite has captured the stubble-burning incidents in Punjab between October 25 and 29. The farm fires are depicted by the red dots.