ARE, Sustainable development > Strategy and Planning > Understanding of Sustainability ([Internet, 2020-10-30](https://www.are.admin.ch/are/en/home/sustainable-development/strategy-and-planning/understanding-of-sustainability-in-switzerland.html))
Article 73 (Sustainability) [of the Federal Constitution] calls upon the Confederation and the cantons to strive for "a balanced relationship between nature and its ability to renew itself, on the one hand and the demands placed on it by the human race, on the other".