Independent: Gordon Brown is to announce a “Gulf green deal”, with oil-rich nations investing in renewable energy in the UK. The Prime Minister arrived in Saudi Arabia last night as part of a four-day mission to secure billions of pounds from the Gulf States for an expanded IMF bailout fund for nations caught up in the economic chaos. He will call on leaders to maintain oil production to keep prices low and help countries to survive the recession. The “Gulf green deal”, to be unveiled by …