Sir David Attenborough's new doc: 'Humans are intruders'

Sir David Attenborough has urged people to remember their impact on the natural world, ahead of his new documentary on the impacts of lockdown on nature.

He spoke to the BBC's David Shukman about his hopes for the project, the upcoming global climate summit and his young fan base.

'The Year Earth Changed' airs Friday 16 April on Apple TV+.