Christiana Figueres

Christiana Figures

Dambisa Moyo

Dambisa Moyo

Noreena Hertz

Noreena Hertz

William Nordhaus

William Nordhaus

Parag Khanna - Keynote Speaker

Parag Khanna

Jane Goodall - Speaker

Jane Goodall

Tristram Stuart

Tristram Stuart

Boyan Slat - By DWDD - DWDD, CC BY 3.0, https://commons.wikimedia.org/w/index.php?curid=66001495

Boyan Slat

Mike Berners-Lee

Ed Gillespie

Ed Gillespie