The BJP-run municipal corporations should have employed bulldozers to clean the mountains of garbage in Delhi, according to Environment Minister Gopal Rai, who blamed "corruption" in the MCDs for the city's recurrent landfill fires. Rai made his comments one day after a big fire erupted at the Bhalswa landfill in north Delhi. The fire was seen churning out strong plumes of smoke and turning the sky murky grey in several videos.