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Hands holding planet Earth

Leave no species behind – Half-Earth Day 2021

The Half-Earth Project will be hosting a live one-day event – which you can attend online or in person – featuring a keynote conversation on 'How to Save the Natural World' with E.O. Wilson and Sir David Attenborough, hosted by Sir Tim Smit. 


The event will also feature sessions, panels and keynote speakers to continue the conversations on how best to ensure the health of our planet for future generations. 

An evening event of ‘How to Save the Natural World’, a conversation with Sir David Attenborough and Professor E.O. Wilson hosted by Sir Tim Smit, will be held at the Royal Geographical Society, London. To join in person, book tickets here. Tickets are limited, so please book early to avoid disappointment.    

To view the full line-up of conversations, register and join virtually, please visit the Half-Earth Day 2021 website.

If you have any questions, please email


Sir Tim Smit

“If you were dreaming of two of the best guests ever to bring together to have a discussion about a future that remains ours to make, I think you would be hard pushed to find a better table anywhere on Planet Earth than here.”

Co-hosted by:

Eden Project logo
Half-Earth Project logo
E.O. Wilson Biodiversity Foundation logo
Mishon de Reya logo

Supported by

Sponsored by Mishon de Reya and support provided by The James M. and Cathleen D. Stone Foundation Distinguished Lectureship in Biodiversity.

Find out more on the Half-Earth Project website.

Further updates to follow and tickets will be available soon.