kolkata covid situation coupled illness kmda official charge maintenance beautification rabindra sarobar retard compost project lake leading problem disposal dry out leaves twigs shed copious quantity activity lake clear walk results accretion truck tons biomass entrance near buddha temple located east lake days trucks clear garbage leaves stray plastic waste pile encroach upon walkway causing trouble visitors biomass wastefulness needs managed properly plastic waste need minded daily currently rotting biomass leads spread foul sense of smell part lake kmda officials say would set compost plant convert biowaste manure would used rabindra sarobar elsewhere plans even trade packaged compost individuals use home gardens nix happened far said environment activist sm ghosh steady activist sumita mukherjee suggests dumping garbage shifted lake buffer zone outside dump eyesore vitiates air lake officials said shifting dump would practical leaves twigs would transported interim dump asked contractor appointed clear garbage steady said kmda official two compost plants tonne capacity proposed rabindra sarobar one near dump site near rabindra sarobar metro station western abut lake project put backburner key official helm fell ill