Australia fires: seven people killed in New South Wales

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The Australian authorities say they're unable to reach some areas where bushfires are still raging after the deadliest day since the fire season began. Seven people are known to have died in New South Wales on Tuesday. We hear why a senior British scientist believes half of the UK's farmland needs to be transformed into woodlands and natural habitat in order to fight the climate crisis. And we discover how an old anti-apartheid song is now inspiring a campaign to fight violence against women in South Africa.