Register with GEF for FREE to enjoy these great benefits! 

    • member only contests and raffles

    • sustainability program news and updates

    • significant discounts at GEF Institute

Note: If you have problems registering, contact This email address is being protected from spambots. You need JavaScript enabled to view it.

JOIN GEF NOW!

Taking a GEF Institute Course? Login by clicking here.

 

 

 

 

 

Join Us

Sign Up for National Green Week!
Please note: Your privacy is very important to GEF. We do not share or sell any of your data.  It is with the sole purpose of providing you with relevant information that GEF will contact you.
Login/SignUp

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! 
Join button_03

Professional Development

GEFinstitute LOGO_WEB GEF Institute offers affordable, online sustainability courses eligible for professional development or academic credit.
Give your resume a boost!

Sponsor a Teacher

Support educators in your community by helping them earn a Certificate in Sustainability or take an online course. Find out more about sponsorship!
Sustainability Lesson Clearinghouse

High School Health

Contaminants in the Water Cycle
Lesson Type:
  • Discussion
  • Project
Sustainability Topic:
  • Ecosystems
  • Water
GEF Program Category:
  • Sustainable Water Challenge
Design A Neighborhood
Lesson Type:
  • Group Work
  • Project
Sustainability Topic:
  • Climate Change
  • Green Building
GEF Program Category:
  • Green Building Program
  • I Ride Green
Don't Be Idle
Lesson Type:
  • Discussion
  • Lecture
  • Other
Sustainability Topic:
  • Climate Change
  • Other
GEF Program Category:
  • I Ride Green
Grow Your Own Basil Pesto
Lesson Type:
  • Experiment
  • Project
Sustainability Topic:
  • Gardening
GEF Program Category:
  • Green Thumb Challenge
Grow Your Own Fresh Tomato Salsa
Lesson Type:
  • Experiment
  • Project
Sustainability Topic:
  • Gardening
GEF Program Category:
  • Green Thumb Challenge
Grow Your Own Herb Vinaigrette
Lesson Type:
  • Experiment
  • Project
Sustainability Topic:
  • Gardening
GEF Program Category:
  • Green Thumb Challenge
Grow Your Own Pizza
Lesson Type:
  • Experiment
  • Project
Sustainability Topic:
  • Gardening
GEF Program Category:
  • Waste Reduction Challenge
  • Green Thumb Challenge
Health, Pollution, and Safety
Lesson Type:
  • Discussion
  • Group Work
  • Project
  • Other
Sustainability Topic:
  • Climate Change
GEF Program Category:
  • I Ride Green
Making Sense of Portions
Lesson Type:
  • Discussion
  • Lecture
Sustainability Topic:
  • Other
GEF Program Category:
  • Green Thumb Challenge
Our School’s Trash
Lesson Type:
  • Project
Sustainability Topic:
  • Waste Reduction
GEF Program Category:
  • Waste Reduction Challenge
Plant Parts Salad
Lesson Type:
  • Project
Sustainability Topic:
  • Gardening
GEF Program Category:
  • Green Thumb Challenge
Water Wars: Responsibility in the Age of Globalization
Lesson Type:
  • Discussion
  • Group Work
Sustainability Topic:
  • Water
GEF Program Category:
  • Sustainable Water Challenge
Water You Doing About This?
Lesson Type:
  • Discussion
  • Project
Sustainability Topic:
  • Water
GEF Program Category:
  • Sustainable Water Challenge
What? No Cars?
Lesson Type:
  • Discussion
  • Group Work
  • Project
Sustainability Topic:
  • Climate Change
GEF Program Category:
  • I Ride Green

The Sustainability Lesson Clearinghouse is brought to you in partnership with

Center for Green Schools