Blue and Green: Despite some issues around policing, the Time to Act march is set to go ahead on Saturday 7 March, with the aim of raising awareness about the challenges of climate change and to urge government to act. Speakers at the event include Green Party MP Caroline Lucas, Labour MP John McDonnell and John Sauven executive director of Greenpeace, as well as a host of activists, campaigners and organisation representatives. Comedian Russell Brand and author Naomi Klein will also have video messages played....