Delhi Jal Board puts blame on poor drainage
Unauthorised colonies, jhuggi clusters and regularised colonies house about 30 to 40 per cent of Delhi's population and account for most of the 250 million gallons of untreated waste water released
Unauthorised colonies, jhuggi clusters and regularised colonies house about 30 to 40 per cent of Delhi's population and account for most of the 250 million gallons of untreated waste water released