Business Green: A third of the government’s new £750m strategic investment fund has been ear marked for low carbon businesses and technologies, such as low emission vehicles, nuclear power and renewable energy. The fund, which was announced in today’s budget, will be distributed over the next two years with £400m made available during 2009/10 and a further £350m during 2010/11. A total of £250m will be earmarked for specific green technologies and business models, with a further £50m provided …