What is the Significance of the Number 1.5?

Whenever we talk about climate policy we always talk about this one number, 1.5. In todays episode we talk about the significance of that number and what it really means. To learn about what 1.5 means I interview Myles Allen. Myles Allen is head of the Climate Dynamics group at the University of Oxford’s Atmospheric, Oceanic and Planetary Physics Department.

What is the Significance of the Number 1.5?