View Slideshow 1 of 4 Ranae and Kevin Dietzel own Lost Lake Farm in central Iowa’s Hamilton County, where they raise a small grass-fed dairy herd without using pesticides or fertilizers. Researchers and advocates have billed agricultural soil management as a powerful tool to capture and sequester carbon from the atmosphere and counteract global climate change. A coalition of international scientists has said the world must take drastic action in the coming years to avoid the worst impacts of climate change, steps that will rely on key industries like agriculture. But on one farm in central Iowa, a scientist’s greenhouse gas research is leading to tough questions about how to manage her own land. Kevin and Ranae Dietzel’s dairy farm in central Iowa’s Hamilton County is not your average operation, in a state known for its incredible scale of corn and soybeans production. Reaching their 80 acre dairy farm on an early spring morning this April means driving past vast open stretches of bare earth warming in the sun, conventional corn and bean farms that largely haven’t had living roots in the ground since last year’s crop. In this area there aren’t many fences to speak of; livestock have […]


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