Tipping points are not a new idea, but they have great potential in understanding the climate crisis and how we can work together positively to avert the coming environmental crisis.

We face dark times. Very dark times. All of us. They will be darker times than almost all of us can visualise or have ever experienced. But few seem to realise the true enormity of what we all confront, let alone how to come to terms with this. For the vast majority of us it is unthinkable.

Professor Tim Lenton, Director of the Global Systems Institute at Exeter University, talks to TTU’s Chris Langdon about how we must all face up to the climate reality. He says we can all be empowered by the opportunities in triggering positive social tipping points to avert climate crisis.

Be inspired to be positive by Tom Fletcher, a young and remarkable ex-diplomat. Take risks. Have mad ideas. Challenge yourselves: are you using technology or is it using you? A leadership conversation with ex-diplomat and Principal of Hertford College, Oxford, Tom Fletcher.

What leaders must learn about connecting risks. From the pandemic to the climate emergency, social media and the misuse of technology, the threats are increasing year on year. Astronomer Royal Lord Martin Rees reveals his greatest fears to TtU’s Nik Gowing and Chris Langdon.