LONDON (Reuters) – British police said they had arrested 83 people in Essex, east of London, in the space of 48 hours as climate change protesters blockaded oil terminals. Hundreds of activists from groups Extinction Rebellion and Just Stop Oil started blocking oil terminals across Britain on Friday, with some climbing on top of oil tankers as part of their campaign to force the government to speed decarbonisation efforts. Essex police said in a statement on Saturday that 63 people were arrested on Friday following protests at three locations. It said a further 20 were arrested on Saturday. Th…