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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

Middle School Science

Water Pollution Prevention And Conservation: How Do We Use Water?
Lesson Type:
  • Discussion
  • Project
Sustainability Topic:
  • Water
GEF Program Category:
  • Sustainable Water Challenge
Water, Everywhere!
Lesson Type:
  • Group Work
  • Project
Sustainability Topic:
  • Water
GEF Program Category:
  • Sustainable Water Challenge
Watersheds
Lesson Type:
  • Project
Sustainability Topic:
  • Water
GEF Program Category:
  • Sustainable Water Challenge
We Have to Breathe This Air?
Lesson Type:
  • Discussion
  • Group Work
  • Other
Sustainability Topic:
  • Climate Change
  • Other
GEF Program Category:
  • I Ride Green
We've Got The Power
Lesson Type:
  • Discussion
Sustainability Topic:
  • Energy
GEF Program Category:
  • Green Energy Challenge
Wetland in a Pan
Lesson Type:
  • Discussion
  • Experiment
Sustainability Topic:
  • Water
GEF Program Category:
  • Sustainable Water Challenge
What Happens to Trash in a Landfill?
Lesson Type:
  • Discussion
  • Group Work
Sustainability Topic:
  • Waste Reduction
GEF Program Category:
  • Waste Reduction Challenge
What Humans Need
Lesson Type:
  • Discussion
  • Other
Sustainability Topic:
  • Other
What Lands up in the Landfill?
Lesson Type:
  • Discussion
  • Other
Sustainability Topic:
  • Waste Reduction
GEF Program Category:
  • Waste Reduction Challenge
What's My Share?
Lesson Type:
  • Discussion
  • Group Work
  • Project
Sustainability Topic:
  • Climate Change
GEF Program Category:
  • I Ride Green
What? No Cars?
Lesson Type:
  • Discussion
  • Group Work
  • Project
Sustainability Topic:
  • Climate Change
GEF Program Category:
  • I Ride Green
Where Does Your Water Come From?
Lesson Type:
  • Experiment
Sustainability Topic:
  • Water
GEF Program Category:
  • Sustainable Water Challenge
Where in the World is Carbon Dioxide?
Sustainability Topic:
  • Other
Wind Turbine Blade Design
Sustainability Topic:
  • Energy
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The Sustainability Lesson Clearinghouse is brought to you in partnership with

Center for Green Schools