Which sustainable packaging innovation was first commercially adopted by Whole Foods in 2019 and has since reduced plastic waste by over 800,000 pounds annually in the food retail sector?

The food industry is rapidly transforming its packaging practices to address environmental concerns. Major brands are investing billions in sustainable alternatives while consumers increasingly factor packaging sustainability into purchasing decisions. This trivia question explores a significant innovation that's changing how food products are packaged and distributed, reducing environmental impact while maintaining food safety and quality.

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Algae-based flexible packaging that dissolves completely in water after use
Compostable mushroom-based foam containers for meat and produce
Edible food wrappers made from milk proteins that extend shelf life
Carbon-negative packaging made from captured atmospheric CO2