There's garbage in your greens. That fresh cucumber in your salad or your dose of green leafy veggies could well have been grown using raw sewage discharge.
As water scarcity mounts, farmers in the semi-urban areas are increasingly using sewage or waste water to grow veggies, cereals and fodder. The big concern is a large part of the sewage discharge from the urban centres is untreated, thereby triggering contamination risks on health and environmental issues.