The term refers to the impact which the currently living generation has on the world which future generations will live in, the world they will inherit from humans living today. This concept is referred to in the most widely quoted definition of sustainability as a part of the concept sustainable development, is that of the Brundtland Commission of the United Nations on March 20, 1987: “sustainable development is development that meets the needs of the present without compromising the ability of future generations to meet their own needs.”[5][6]