Ahead of the crucial COP26 conference, climate change pioneer Professor Michael Mann warns that disinformation and new forms of denial threaten the fight to save the planet. Show more
Discover 11,128,835 listings and 282,922 playable programmes from the BBC
Ahead of the crucial COP26 conference, climate change pioneer Professor Michael Mann warns that disinformation and new forms of denial threaten the fight to save the planet. Show more