Which country's parliament building became the world's first carbon-neutral government capitol in 2008, utilizing geothermal heating, hydroelectric power, and solar energy?

Government buildings worldwide are increasingly adopting sustainability practices to combat climate change and set examples for their citizens. From solar panels on parliament rooftops to electric vehicle fleets for officials, governments are implementing various green initiatives. This poll tests your knowledge about a pioneering achievement in government sustainability efforts. Do you know which country led the way with the world's first carbon-neutral government building?

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

Sweden (Riksdagshuset)
New Zealand (The Beehive)
Denmark (Christiansborg Palace)
Iceland (Alþingishúsið)