Five eminent thinkers speak from around the world on different aspects of the complex theme of sustainable development. The lecturers will come together at the end of the series for a round-table discussion hosted by the Prince of Wales. Presented by Kate Adie.
Chris Patten, Commissioner for External Affairs for the European Union, tells an invited audience at the Royal Institution in London why he believes civil society and democratic values must flourish if governments are to pursue environmentally friendly economic policies.
(Repeated from Wednesday)