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Families were assured the sludge was safe and were never told about any harmful ingredients.Nine low-income families in Baltimore row houses agreed to let researchers till the sewage sludge into their yards and plant new grass.
In exchange, they were given food coupons as well as the free lawns as part of a study published in 2005 and funded by the Housing and Urban Development Department.
Die Amis kennen da echt gar nichts. Die haben ja wohl auch mal Radioaktivität in einer Großstadt freigesetzt, um zu erforschen, wie sich das verteilt. (Danke, Sebastian)