An often-overlooked water plant that can double its biomass in two days, capture nitrogen from the air — making it a valuable green fertilizer — and be fed to poultry and livestock could serve as life-saving food for humans in the event of a catastrophe or disaster, a new study led by Penn State researchers suggests.

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Carolina azolla plant could help reduce global food insecurity –

Common plant could help reduce food insecurity, researchers find | Penn State University (