What does 2 degrees warming mean?

What makes a brain creative? How do viruses, and the flu, evolve? When did ancient civilisations realise there were 365 days in a year? Has the LHC discovered new dimensions yet? Why does 2 degrees of global warming matter? Can memory be improved? Join Dr Chris and Cape Talk's Kieno Kammies as we Ask! The Naked Scientists! Like this podcast? Please help us by supporting the Naked Scientists