Which major retailer first introduced a comprehensive sustainability index to score all its products based on environmental impact, leading to a transformation in natural product design standards?

The natural products industry has transformed retail strategies as consumers increasingly prioritize sustainability and eco-friendliness. Major retailers have responded with innovative approaches to showcase their environmental commitments. This poll tests your knowledge about how one leading retailer revolutionized its product development to connect with nature-conscious consumers.

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Walmart, with its Sustainability Index launched in 2009 that evaluated over 700 product categories on environmental impact metrics
Target, with its Clean by Design program started in 2011 that rated products on a 100-point environmental scale
Whole Foods, with its Eco-Scale Rating System established in 2007 that classified products into four environmental tiers
Amazon, with its Climate Pledge Friendly certification introduced in 2008 that scored products across 19 sustainability attributes