Environmentalists, in an open letter to the government, pointed out that draining and desilting the toxic Bellandur and Varthur lakes would have severe impacts. They urge the government to hold an Environment Impact Assessment beforehand
When Benniganahalli lake started frothing in 2017, residents of the nearby Pai Layout pushed BBMP to restore it. The cleaned-up lake bed is now filled by monsoon rains. The residents have also formed a Trust to develop a jogging track and other facilities here in coordination with BBMP
