Manure’s polluting effect unknown: scientists: Agriculture Canada admits more research is needed

Canada is boosting more high-intensity livestock farms — even though the government reveals it doesn't know how to keep manure from polluting more of the country's shorelines. As signs go up declaring a massive stretch of Lake Huron beaches permanently polluted from dangerously high levels of E. coli, internal documents show Agriculture Canada has poured $2 million into research on how to control manure pollution.
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