The Arcadis’ Sustainable Cities Index ranked 100 cities around the world for their performance across three parameters – People, Planet and Profit. The People index assessed factors like the standard of living of citizens, education and literacy, health and work-life balance. Planet included the extent of public transportation, drinking water and sanitation, carbon emissions, air pollution, renewable sources of energy and greenery. Lastly, Profit measured the ease of doing business, the cost of real estate, per capita GDP and the importance of the city on the global economic map. Here’s the list of the 10 most sustainable cities in the world.