Sustainability

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Sustainability

• What do we mean by sustainability?

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Brundtland Report, 1987
Sustainable development is development that
meets the needs of the present without
compromising the ability of future generations to
meet their own needs.
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Non-Sustainable Land-Use Haitian Deforestation
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Non-Sustainable Water Use Ogallala Aquifer
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Non-Sustainable Food Production Overfishing
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Non-Sustainable Energy Use
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Sustainable Energy

• Sustainable Energy refers to energy use that
• meets the energy needs of the present
• without compromising the ability of future
  generations to meet their own energy needs and
• without degrading the natural environment.

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Energy from Wind
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Energy from Coal
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Acid Rain Damage
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Coal Ash Spill
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Fossil Fuel Energy
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Renewable Energy
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Sustainable or Not-Sustainable?
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Our present actions determine what the world will
be like in the future.