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Between 180 and 240 cows are milked each day at the West Central Research and Outreach Center. Over the next several years, the WCROC will be experimenting with energy efficient and green energy systems in the milking parlor. (Kim Ukura/Sun Tribune)

Making green milk: WCROC works on a renewable-energy dairy


MORRIS – Renewable energy projects have, historically, focused on the way that humans can reduce their fossil fuel consumption. But Minnesota is home to more livestock than people: 468,000 milk cows and 7.8 million pigs compared to just 5.3 million residents.

Because livestock production facilities have concentrated energy loads and standardized facilities, they offer a prime opportunity for investing in renewable energy systems.

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Kim Ukura is the editor of the Morris Sun Tribune.