Shaun Ley interviews professor Tim Flannery about the effects of global warming. Unlike most campaigners arguing that we are running out of time, the Australian scientist is optimistic. Show more
Discover 11,128,835 listings and 277,887 playable programmes from the BBC
Shaun Ley interviews professor Tim Flannery about the effects of global warming. Unlike most campaigners arguing that we are running out of time, the Australian scientist is optimistic. Show more