What progress have we made on fighting climate change?

In his latest climate change 101, Jordan Dunbar looks at the world's success stories. These include the rise of renewable energy, greener urban planning and deep - if insufficient - cuts in carbon emissions. His guest is Dr Caterina Brandmayr, Director of Policy and Translation, Grantham Institute for Climate Change and the Environment, Imperial College London.Presenter and Producer: Jordan Dunbar Researchers: Octavia Woodward and Tsogzolmaa Shofyor Sound Design: Tom Brignell Editor: Simon Watts