Science news articles about 'human food chain'

... are found in human sewage sludge which is frequently spread on fields where sheep graze prior to entering the human food chain. The amount of chemicals absorbed is thought to be so ...

... may result in accumulation of dioxins in soil and their subsequent translocation through the human food chain because several congeners of dioxins have extremely high bioaccumulation potential. The ...

... of individuals over a large area. The phenomenon is akin to a human "wave" moving around a sports stadium. ... provide vital links in the ocean and human food chain, he explained, but their sheer size ...

... of antibiotic resistance genes passing into the human food chain. Leena Sahlström, from the Finnish ... genes can spread from animals, through the food-chain, and back to humans. Sewage sludge may act as ...