Which government sustainability initiative was the first to require all new government buildings to meet LEED (Leadership in Energy and Environmental Design) certification standards?

Test your knowledge about how governments around the world are implementing sustainability initiatives in their operations and public spaces. This trivia focuses on innovative governmental approaches to sustainability that have transformed public policy and services. Understanding these initiatives reveals how governments are leading by example in the fight against climate change while creating more efficient and environmentally responsible public services.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

The U.S. Federal Government's 2006 Sustainability Mandate under the Bush administration
The European Union's 2010 Green Building Directive
Canada's 2008 Federal Sustainable Development Act
Singapore's 2012 Green Mark Government Buildings Program