De-extinction may be inevitable, but we should still ask questions | Amy Fletcher | TEDxChristchurch
14:39
(Some) EXTINCTION IS (not necessarily) FOREVER: Carl Zimmer at TEDxDeExtinction
15:03
How to Bring Passenger Pigeons All the Way Back: Ben Novak at TEDxDeExtinction
16:23
How climate breakdown rewrites nature's rules | Adam Welz | TEDxJohannesburgSalon
17:42
A Theory You've Never Heard Of | Michael Robinson | TEDxUniversityofHartford
16:50
Mass extinctions and the future of life on Earth | Michael Benton | TEDxThessaloniki
20:16
YENİ DÜNYA BECERİLERİ | Sinan Canan | TEDxAtapark
17:33
Why renewables can’t save the planet | Michael Shellenberger | TEDxDanubia
9:49