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Making food out of thin air

Calysta in California and String Bio in Bengaluru are among biotech firms that have found ways to turn methane into protein

Landfills, sewage plants and farms all naturally produce methane when organic matter decomposes, which can be captured and transported to a facility.

IMAGINE a world where gas emitted from landfills can be turned into edible protein that ends up on your plate as a burger or a steak.

That's what scientists are hoping for. Calysta Inc in California and String Bio in the Indian city of Bengaluru are among biotechnology firms that have...

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