Which government sustainability initiative was the first to require vendors to disclose their carbon footprint in all federal procurement contracts valued over $25 million?

In recent years, governments worldwide have been implementing sustainable procurement policies to reduce their environmental footprint and promote eco-friendly practices in the public sector. These green initiatives often involve specific targets, certifications, and requirements for vendors. How well do you know the landmark sustainability initiatives that have shaped government purchasing practices? Test your knowledge about this important intersection of politics, governance, and environmental stewardship.

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The U.S. Federal Supplier Climate Risks and Resilience Rule (2022)
The EU Green Public Procurement Directive (2018)
The UK Greening Government Commitments (2019)
Canada's Policy on Green Procurement (2020)