The most commonly accepted definition of sustainable development today comes from the 1983 World Commission on Environment and Development which states: "sustainable development is development that meets the needs of the present without compromising the ability of future generations to meet their own needs". This definition was also adopted in Canada's
Federal Sustainable Development Act.
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The three pillars of sustainable development are the environment, society, and the economy.
Sustainable development is about achieving and maintaining a healthy natural and built environment, a vibrant and just society, and a well-functioning economy for both present and future generations.

In short, the principles of sustainable development encourage us to do the following:
For more information, contact the Office of Sustainable Development.