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Unformatted text preview: eart, body, and soul more effective against hopelessness than the
restoration of the Earth. Barry Lopez in “Helping Nature Heal”
The U.S. National Science Board (NSB, 2009) defines sustainability as “meeting present needs without
compromising the ability of future generations to meet their own needs. The definition of ‘sustainability’ used
in this report is derived from the definition of ‘sustainable development’ in the 1987 report of the United
Nations World Commission on Environment and Development.” Sustainability is about living within your
means, but more importantly living within the means of everyone. This definition of sustainability is adequate
for most purposes, but for a scientific analysis of sustainability we must be more rigorous. Here we define the
sustainable state of a system as one that we can sustain indefinitely; this is characterized as a steady state in
which the amounts of capital of various types (economic, environmental, and social) remain unchanged
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This note was uploaded on 01/08/2014 for the course SUST 510 taught by Professor Marker during the Fall '14 term at Black Hills State University.
- Fall '14