The Oxford Pub, Kentish Town
Lord Melchett, Former Head of Greenpeace
Richard Ritchie, Director of Government relations at BP.
Niel Bowerman, Climate Change Scientist at Oxford University
Is the threat of a warmer world so bad and so real that governments must intervene heavy-handedly to prevent it? 'Yes' is the received wisdom. Or is there enough uncertainty about the science and its ramifications that the human cost of climate-change prevention cannot be justified?