Which government sustainable procurement program first required vendors to disclose their product carbon footprint as a mandatory condition for large federal contracts?

Government agencies are increasingly implementing sustainable procurement policies to reduce environmental impact and promote social responsibility. These policies influence how governments purchase goods and services, affecting countless retail suppliers and manufacturers. Test your knowledge about how government sustainability initiatives are reshaping retail supply chains and product standards.

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The U.S. Federal Green Procurement Program (2015)
The EU Green Public Procurement Directive (2017)
Canada's Greening Government Strategy (2018)
Australia's Sustainable Procurement Guide (2013)