COP30’s biofuel gamble could cost the global food supply — and the planet

Grist
By Ayurella Horn-MullerNov 21, 2025, 6:09 pm307 ptsTop
First the plant stalk is harvested, shredded, and crushed. The extracted juice is then combined with bacteria and yeast in large bioreactors, where the sugars are metabolized and converted into ethanol and carbon dioxide. From there, the liquid is typically distilled to maximize ethanol concentration, before it…

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