How to enter
Congratulations to all our entrants! Check out the full list of winners.
Key dates
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04 October 2022
Registration opens for TSL and ZooLab Sustainability Challenge Video Competition
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16 November 2022
Entry submission deadline 23.59 GMT
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18 November 2022
Top entries confidentially notified
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22-28 November 2022
Public voting on top video entries
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30 November 2022
Winners announced at our live online Sustainability Challenge event!