Lord Monckton, 3rd Viscount Monckton of Brenchley, former advisor to Margaret Thatcher, architect, mathematician and climate change sceptic is on a speaking tour of Australia to spread his message that climate change activists are ‘bed-wetters and liars’.

He came on Mornings with Jon Faine to debate Rupert Posner from The Climate Group, who claims dangerous man-made global warming is occurring and action must be taken to stop it now.