The index score is assigned on the basis of 18 indicators that take into account six main topics: air, water, waste, mobility, urban environment, and energy
In 2020, Trento ranked as the most sustainable city in Italy, with a score of points. Reggio-Emilia and Mantova, in the North as well, ranked second and third, respectively, while Cosenza, in the South, followed.
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Legambiente. (November 16, 2021). Most sustainable cities in Italy in 2020 [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 23, 2026, from /statistics/1277239/most-environmental-friendly-cities-in-italy/
Legambiente. "Most sustainable cities in Italy in 2020." Chart. November 16, 2021. ÌÇÐÄÆƽâ°æ. Accessed July 23, 2026. /statistics/1277239/most-environmental-friendly-cities-in-italy/
Legambiente. (2021). Most sustainable cities in Italy in 2020. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 23, 2026. /statistics/1277239/most-environmental-friendly-cities-in-italy/
Legambiente. "Most Sustainable Cities in Italy in 2020." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 16 Nov 2021, /statistics/1277239/most-environmental-friendly-cities-in-italy/
Legambiente, Most sustainable cities in Italy in 2020 ÌÇÐÄÆƽâ°æ, /statistics/1277239/most-environmental-friendly-cities-in-italy/ (last visited July 23, 2026)
Most sustainable cities in Italy in 2020 [Graph], Legambiente, November 16, 2021. [Online]. Available: /statistics/1277239/most-environmental-friendly-cities-in-italy/
