Even as biomedical waste generation in India grew from 559 tonnes per day to 619 tonnes per day between 2017 and 2019, the percentage of BMW treated dropped from 92.8 percent to 88 percent. Bihar (where 69 percent of BMW remained untreated) and Karnataka (where 47 percent of BMW was not treated) have been the worst offenders. To get full access to this story, "Subscribe Now" in just Re.1 for the next 24 hours.