David Attenborough

Naomi Oreskes

Richard Lazarus

Mark Maslin

Michael E. Mann

Peter Stott

Sunita Narain

Greta Thunberg

James Hansen

Richard Black

Catherine Mitchell

Andrew Shepherd

Colette Pichon Battle

Matthew Hansen

Mike Berners-Lee

Tim Lenton

Katey Walter Anthony

Chris Stark

Sarabpal Bhatia

Bergur Sigfússon

Sandra Ósk Snæbjörnsdóttir

Justin Bilton

Charles Bilton

Albert Naquin

Chris Brunet

Juliette Brunet