The City of Copenhagen is small by European standards, being home to just over 500,000people, or around one-tenth of Denmark’s population. Copenhagen is the country’s main business and financial centre, and is also one of Western Europe’s leading locations for international company headquarters and distribution centres. Copenhagen achieves the highest ranking in the European Green City Index, with a score of 87.31 out of 100. The city performs well in all eight categories of the index, and is ranked joint first in the environmental governance sub-category. Successive governments at both national and municipal level have strongly supported the promotion of sustainable development.