The UK is to woo global green investors, including those scared away from the US by the actions of Donald Trump, by offering cash and infrastructure improvements to encourage companies to set up manufacturing plants and supply chains. The government will bring forward £300m for offshore windfarms, an area in which the UK retains a lead, and has invited banks and major international companies to a 60-country summit in London this week. Ed Miliband, the energy secretary, has written to dozens of global investors citing the UK’s industrial strategy and commitment to moving to low-carbon electricity by 2030. “We are…