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.


Taking a GEF Institute Course? Login by clicking here.






Join Us

Sign Up for GEF's National Green Week 2016!
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.

                                      GEF offers free K-12 sustainability education
It’s easy and free to join.

Join button_03
Learn More

Green Thumb Challenge Winners!

Congratulations and thank you to everyone from across the country who entered the Green Thumb Challenge!  Every garden was unique and demonstrated that amazing things happen when children are connected with nature! Check out the 2015 winners here...

Learn more!

thumbail earth loveGreen Week 2016

Kicks of Feb. 1, 2016! Join now to participate in all of the fun. A special thanks to all the schools who submitted 2015 Green in Action Awards.  Read about the 2015 winner, semi-finalists and runners up here....  Take this time to think about what week you would like to be your next Green Week.  Choose your theme from this list of GEF Programs.

Learn more!

The Green Classroom Pledge

Green Classroom Pledge

Participate in the Green Classroom Pledge today! Email This email address is being protected from spambots. You need JavaScript enabled to view it.  your signed Pledge. Include a photo (optional) of your class. Congratulations to our 2015 Green Classroom Winners! READ MORE...

 Learn more!

Sustainability 101 Certification!


GEF Institute is now utilizing NOCTI to administer its Sustainability 101 Certification program. Check out the Press Release to learn more about the partnership. For more information, please visit

Sustainability Lesson Clearinghouse

Download, share, and comment on hundreds of sustainability lessons in GEF's K-12 lesson clearinghouse! Find the right lesson, activity or audit for your students by searching by grade level and subject area. Access is unlimited and free to GEF members!

Online Professional Development

Visit GEF Institute's website to find online, sustainability-focused professional development courses. Earn a certificate or simply take a course for academic or professional development credits through the Institute's partnering university.

"Be the change you want to see in the world."

Mahatma Gandhi