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Welcome to the Sustainability Lesson Clearinghouse

Here, you can find free sustainability lessons to use in your class and upload your own lessons to share. Be sure to rate the lessons you use and leave comments for your colleagues!

All of GEF's lessons and programs are offered at no cost.  Become a member to support GEF and enjoy member only benefits! 
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Sustainability Lesson Clearinghouse

High School Math

Be Water Wise: School Water Audit
Lesson Type:
  • Audit
  • Other
Sustainability Topic:
  • Water
  • Waste Reduction
GEF Program Category:
  • Sustainable Water Challenge
  • Green Building Program
Class Transportation Survey
Lesson Type:
  • Discussion
  • Other
Sustainability Topic:
  • Climate Change
  • Other
GEF Program Category:
  • I Ride Green
Cost Effectiveness of a Sustainable Building
Lesson Type:
  • Discussion
  • Group Work
  • Project
Sustainability Topic:
  • Green Building
GEF Program Category:
  • Green Building Program
Efficient Water Technologies
Lesson Type:
  • Audit
  • Project
Sustainability Topic:
  • Water
GEF Program Category:
  • Sustainable Water Challenge
  • Green Building Program
  • Waste Reduction Challenge
  • Green Energy Challenge
Energy Awareness Quiz
Lesson Type:
  • Discussion
  • Other
Sustainability Topic:
  • Energy
  • Waste Reduction
GEF Program Category:
  • Green Energy Challenge
Energy Transfer
Lesson Type:
  • Other
Sustainability Topic:
  • Energy
Energy Walkabout
Lesson Type:
  • Audit
  • Group Work
Sustainability Topic:
  • Energy
  • Waste Reduction
GEF Program Category:
  • Green Energy Challenge
Final Audit Analysis
Lesson Type:
  • Audit
Sustainability Topic:
  • Energy
  • Green Building
  • Water
GEF Program Category:
  • Sustainable Water Challenge
  • Green Building Program
  • Green Energy Challenge
Hallway Lighting Audit
Lesson Type:
  • Audit
Sustainability Topic:
  • Energy
  • Green Building
GEF Program Category:
  • Green Building Program
  • Green Energy Challenge
Healthy Schools Audit
Lesson Type:
  • Audit
Sustainability Topic:
  • Energy
  • Green Building
  • Water
GEF Program Category:
  • Sustainable Water Challenge
  • Green Building Program
  • Green Energy Challenge
Heating and Cooling Audit
Lesson Type:
  • Audit
Sustainability Topic:
  • Energy
  • Green Building
  • Water
GEF Program Category:
  • Sustainable Water Challenge
  • Green Building Program
  • Green Energy Challenge
Home Lighting Audit
Lesson Type:
  • Audit
Sustainability Topic:
  • Energy
  • Green Building
GEF Program Category:
  • Green Building Program
  • Green Energy Challenge
How Much is Too Much?
Lesson Type:
  • Group Work
Sustainability Topic:
  • Ecosystems
Investigating and Using Biomass Gases
Lesson Type:
  • Project
Sustainability Topic:
  • Energy
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The Sustainability Lesson Clearinghouse is brought to you in partnership with

Center for Green Schools