24/04/2006 (Agence Europe) - 'Major investment, together with energy efficiency improvements, is needed along the entire energy chain to overcome the challenges we are confronting in today's energy markets. Only through timely investment can be build the energy bridges needed for a sustainable future,' said Claude Mandil, Executive Director of the Paris-based International Energy Agency, IEA, in his keynote speech to the 10th International Energy Forum in Doha on 23 April. He warned that a...