Source: Greg Barnes, NORTH CAROLINA HEALTH NEWS, 5/21/21

North Carolina’s environmental regulators approved water quality permits last month that will allow four Smithfield Foods’ hog farms in Sampson and Duplin counties to continue their plans to turn hog waste into renewable energy. Those plans are part of an agreement between Smithfield and Dominion Energy — through a joint venture called Align RNG — to cover swine waste lagoons with anaerobic digesters at 90 percent of North Carolina’s industrial hog finishing farms within the next decade. 

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