From the Sustainability Dictionary:
Development that meets the needs of the present without compromising the ability of future generations to meet their own needs.
This definition was created in 1987 at the World Commission on Environment and Development (the Brundtland Commission). It is enshrined in the Swiss federal constitution. It is similar to the “seventh generation” philosophy of the Native American Iroquois Confederacy, mandating that chiefs always consider the effects of their actions on their descendants seven generations in the future.
There are many ways to measure or define sustainability. As described in the book Natural Capitalism, in business, these should include the sustainable development and use of, at least, the following four types of capital:
In addition, many organizations use the following criteria to assess sustainable products, services, and other activities: