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In California, the state’s huge dairy herd produces twenty-seven million tons of manure a year, the particulates and vapors from which have helped to make air quality in the argiculturally intensive San Joaquin Valley worse than it is Los Angeles.
In California, the state’s huge dairy herd produces twenty-seven million tons of manure a year, the particulates and vapors from which have helped to make air quality in the argiculturally intensive San Joaquin Valley worse than it is Los Angeles.
