General Motors announced that the intended sale of Saab Automobile could not be concluded and that following the withdrawal of Koenigsegg Group AB last month, discussions with Spyker Cars had also fallen through and as a result GM will start … Hybrid cars are at the centre of a green car revolution. As fuel prices rise at an astronomical rate and the world searches for alternatives to fossil fuels, hybrid cars have emerged at the head of the pack as the most realistic …