David Attenborough: too much alarmism on environment a turn-off

Veteran broadcaster says Dynasties, his new BBC wildlife series, will be gripping, truthful and entertaining but not overtly campaigningSir David Attenborough, the world’s most famous wildlife storyteller, believes repeated warnings about human destruction of the natural world can be a “turn-off” for viewers – a comment that is likely to reignite the debate about whether the veteran broadcaster’s primary duty is to entertain or educate.Ahead of the launch of Dynasti