GREEN Olympiad is an annual written examination on environment initiated by The Energy and Resources Institute (TERI) in 1999. The exam is conducted by Sustainable Development Outreach & Youth Education Division of TERI and attracts participation from lakhs of school students across India and abroad.

The examination is open only for schools affiliated to recognized education boards and educational trusts. Students enrolled in such schools from grades IV to X can appear in this examination.
The students of classes IV–IX were given an opportunity to be part of the prestigious environmental activity ‘Green Olympiad’ conducted by TERI.