Top 9 Cleanest Cities in The World - Page 3 of 9 - 9facts

Top 9 Cleanest Cities in The World

#3. Copenhagen

Copenhagen - Top 9 Cleanest Cities in the World

Copenhagen is a colorful city in Denmark. That is is Europe’s second-cleanest city. The administration has invested heavily in maintaining the water quality and reducing air and water pollution. It is so effective that the area surrounding the harbor can be used for swimming without fear of pollutants. At the same time, cleaner forms of transport, such as public transport, cycling and walking have been greatly expanded.

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