Zealand is a large island that is part of Denmark. It’s home to the capital, Copenhagen, and the city of Roskilde. Copenhagen is truly a green city surrounded by water and parks, with climate-friendly citizens to match. Copenhageners excel in combining sustainable solutions with growth and a high quality of life. In fact, Copenhagen was European Green Capital 2014. The ambitious green profile of the city has a clear goal: The City of Copenhagen aims to become the world’s first CO2 neutral capital by 2025.