LONDON, ENGLAND - JUNE 17:  Tim Farron, MP for Westmorland and Lonsdale and a Liberal Democrat leadership candidate, speaks to members of the public outside the Houses of Parliament in Westminster on June 17, 2015 in London, England.  People from all over the country travelled to London to discuss climate change with their MPs, part of 'For The Love Of', a day of activities organised by The Climate Coalition, Stop Climate Chaos Scotland and Stop Climate Chaos Cymru.  (Photo by Rob Stothard/Getty Images)