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Reuters: Manitoba will tighten rules on expanding hog farms and ban manure spreading to cut the flow of phosphorus into the world's 11th-biggest freshwater lake, as Lake Winnipeg deteriorates from algae growth.
The western Canadian province, which has the country's third-largest pig herd, will also protect wetlands that filter out pollutants and force the capital Winnipeg to build a sewage treatment plant, Premier Greg Selinger said on Thursday.
The buildup of nutrients like phosphorus from sewage,......
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Canada: Manitoba to curb hog farms to save Lake Winnipeg
Posted by Washington Post: Juliet Eilperin on June 2nd, 2011
Posted in Water Conservation