News release: Pesticides speed the spread of deadly waterborne pathogens
The U.S. National Science Foundation-funded study … found that agrochemicals can increase transmission of the schistosome worm in myriad ways: by directly affecting survival of the waterborne parasite itself; by decimating aquatic predators that feed on snails that carry the parasite; and by altering the composition of algae in the water, which provides a major food source for snails.