Radical Overhaul to Milk Production Would Use Up to 96% Less Land Than Cows, Study Suggests
This is huge.
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A new study suggests that switching to an alternative milk production method could dramatically reduce the land required for dairy farming. According to research published in Frontiers in Sustainable Food Systems, replacing conventional cow’s milk with milk produced through precision fermentation could slash land usage by up to 96 percent in the United Kingdom alone.
Precision fermentation is a biotechnology process that uses genetically engineered microorganisms like yeast and fungi to produce dairy proteins. These proteins are then combined with plant-based fats, sugars, vitamins, and minerals to create milk products without lactose or cholesterol. The technique has been in use since the 1980s, but recent technological advances have made it increasingly viable as a commercial food production method.
Researchers at Imperial College London calculated the land requirements for this innovative approach and compared them to traditional dairy farming, which includes both grazing pastures and cropland for animal feed. If the UK fully transitioned to precision fermentation milk, approximately 4,294 kilohectares of land—an area equivalent to mainland Denmark—could be freed up for other purposes such as forest restoration, wildlife conservation, and residential development.
The findings carry significant implications for global sustainability goals. As milk consumption continues to rise worldwide, precision fermentation offers a potential solution that could help nations meet net zero targets while maintaining food production levels without requiring major changes to consumer diets.
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Originally reported by Sciencealert →
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