Which major pet food company first introduced fully biodegradable packaging made from plant byproducts that decompose within 90 days?

The pet and wildlife care industry has undergone significant transformations in packaging to reduce environmental impact. Major brands have been racing to develop sustainable solutions that maintain product freshness while addressing ecological concerns. This trivia question focuses on a groundbreaking packaging innovation that changed how we think about environmental responsibility in the animal product industry.

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Earth Animal with their 'Dissolve & Evolve' packaging technology in 2019
Purina with their 'EcoSphere' packaging line in 2018
Blue Buffalo with their 'GreenPaw' sustainable bags in 2020
Wild Planet with their 'OceanGuard' containers in 2017