Green Education Foundation (GEF)

GEF is a non-profit organization that provides curriculum and resources to K-12 students and teachers worldwide with the goal of challenging youth to think holistically and critically about global environmental, social, and economic concerns and solutions.

Enroll in Online Sustainability Courses

GEF Institute online courses incorporate dynamic instruction methods, video narration, application based activities, discussion forums, assessments, and more. Enroll today to earn academic or professional development credit.

Read More

New Program! Green Building

In the US, schools spend more than $6 billion on energy annually. Check out GEF's free Green Building Program to find out why green building strategies and concepts are so important for efficiency, conservation, and real dollar savings.

Learn More!

Sustainability Lesson Clearinghouse

Download, share, and comment on hundreds of sustainability lessons in GEF's lesson clearinghouse! Find the right lesson for your students by searching by grade level and subject category. Access is unlimited and free to GEF members!

GEF Institute Certificates in Sustainability

Add value and credibility to your resume by earning a certificate in sustainability! Certificates designate a thorough understanding of sustainability within the context of your professional expertise or academic focus. Each online course is eligible for professional development or academic credit!