Abby Chicken
Head of Sustainability at Openreach, Board trustee of Surrey Wildlife Trust
Catherine McKenna
Canadian Minister of Environment & Climate Change and Infrastructure Minister and CEO of Climate and Nature Solutions
David Shukman
Former BBC Science Editor, Independent Consultant and Author
Eliza McCartney
Pole Vault Olympic Bronze Medal winner, New Zealand
Etienne Stott MBE
Olympic gold medallist and co-founder of Champions for Earth
Hugo Inglis
Four-time Olympian field hockey for New Zealand and co-founder of High Impact Athletes.