Coming up, in the latest episode of the Voice of Tangaroa series about our oceans, Rebekah White learns about the plight of two of our albatrosses.

A surge of suffering is happening to teenagers around the world with rising rates of anxiety, depression and self harm. We changed their childhoods with smartphones says social psychologist Dr Jonathan Haidt, making it harder for them to flourish as adults. He calls the decline in teen mental...