Al Gore and Pharrell Williams on climate change - Davos 2015 live

Rolling coverage of the first day of the World Economic Forum, including appearances by former US vice-president Al Gore, Italian PM Matteo Renzi and Chinese premier Li Keqiang. Watch live on the WEF website here Al Gore and Pharrell Williams on climate change The Agenda Ukraine's president cuts trip short 9.23am GMT This is the year of action, Gore declares, citing a major climate change conference in Paris on December. 9.23am GMT So what's the solution? Gore says it needs political will and pr...