Business Green: Environmental group Greenpeace claims it is stepping up its campaign against the building of new coal-fired power stations in the UK by bringing in its famous Rainbow Warrior flagship to attract attention to the issue. The vessel will arrive in London on 20 October to help push Greenpeace’s Give Coal the Boot campaign. The ship will then travel to Kent, where a new coal power station is being planned at Kingsnorth, and welcome onboard the heads of several groups including Oxfam, the …