aleph farms are creating what is known as cultured meat, which is grown using animal cells.land with gas emitting livestock, and no animals need to be slaughtered. we use less resources, less input to feed the cells, than needed to feed the animal, but also addressing the issues of animal welfare, the issues of antibiotics, which is one of the key drivers for developing the superbugs, meaning resistance to antibiotics. the potential for creating a more sustainable way to feed the planet is huge. but again — the price, at around £2000 per kilogram right now, puts this way outside regular household food budgets. there is also the not—so—little matter of getting approval from food safety authorities before you can even think about selling it, which could take years. for many, switching to a meat—free diet is partly about sustainability, and partly about better health. but beyond the marketing hype, are these heavily processed foods actually achieving either goal? with cultured meat you are in many cases trading off reduction of methane for potentially substantial increases in t