By 2050 up to a billion people around the world will be exposed to catastrophic weather events that will cause them to move and the warnings are only getting more stark with each passing year.

Today on the Hard Shoulder, Dr Cara Augustenborg joined Ivan to talk about climate refugees and how it could affect Ireland in terms of internal displacement, and what our obligations are to help people from other countries who find they can't stay anymore due to drastic climate changes.