Science news articles about 'human sewage sludge'

... chemicals on sheep foetuses in the womb. The specific chemicals to be studied are found in human sewage sludge which is frequently spread on fields where sheep graze prior to entering the human food ...

... danger of antibiotic resistance genes passing into the human food chain. Leena Sahlström, ... through the food-chain, and back to humans. Sewage sludge may act as one link in this chain". The researchers ...