Which government sustainability initiative was first to require all federal contractors to disclose their carbon footprint and establish science-based emissions reduction targets?

As governments worldwide implement sustainability policies to combat climate change, they're adopting innovative approaches to reduce their environmental footprint. This trivia tests your knowledge about significant government sustainability initiatives that have influenced retail and consumer markets. Do you know which pioneering program has transformed how government procurement impacts sustainability standards across multiple industries?

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The U.S. Federal Supplier Climate Risks and Resilience Rule (2022)
The EU Green Public Procurement Policy (2016)
The UK Greening Government Commitments Framework (2018)
The Canadian Greening Government Strategy (2020)