This is an excerpt from “herd impact” - one of the ten original “carbon cowboys” films by Peter Byck exploring the many ways working with nature can improve our soils, foods, and rural communities. To watch the full film, search for “herd impact” on Youtube! Husband and wife ranchers Emry Birdwell and Deborah Clark have been going against the grain of North Texas ranching for decades – hiding their ability to raise many, many more cattle per acre than any of their neighbors. They are a fiery cou