Want to enter? Here's how
Become a Teacher Champion
You will be able to submit your entries via the TSL Submittable Page from 00.01 GMT on Friday 4th October. If you don’t already have a Submittable account you will need to register before you can submit your entries.
Study the brief
Every year the competition focuses on a different global sustainability challenge. This year’s theme is “From Eco Anxiety to Eco Action & Empowerment”
See the brief
Fingers crossed
The Finalist and Honourable Mention entry results will be available on the Winners page of our website on 01 May 2025
Judging criteria
Student Debates
The 2024 International Student Debates on NATURE-BASED SOLUTIONS took place on the 17 & 18 July and welcomed 55 students from 34 countries.
Learn moreKey dates
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September 2024
TSL 2025 Competition Launch – ECO ANXIETY. Registration for Teacher Champions/Schools to participate in the TSL 2025 Student Competition will open on the TSL Submittable page on 4th October.
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03 March 2025
Final deadline for all entries.
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01 May 2025
Announcement of International Competition 2025 Finalists & Honourable Mentions on TSL website
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23 May 2025
Top Ten Finalists from Primary and Secondary categories notified via Teacher Champion.
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27-28 May 25
Invitations to participate in the International Student Debates sent to eligible students via their Teacher Champion.
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Summer 2025
International Student Debates & Awards (online)