COP 26: World leaders pledge to halt and reverse deforestation

Trees are often cut down to create grazing land for cattle. The deal promises about 19 billion dollars in public and private funding. We'll have more details as well as a special report from Brazil, where deforestation in the Amazon has soared to a twelve year high. Also on the programme we return to Afghanistan where more than twenty people have been killed in an attack on a military hospital in Kabul. And we hear about the life or Dr Aaron T Beck, who revolutionised the world of psychotherapy and who has died at the age of 100. (Picture: Cattle in the Amazon region. Credit: Getty images)