Agence France Presse: The Group-of-Eight industrialised nations will jointly invest more than 10 billion dollars a year on research and development of technology to combat global warming, a report said Sunday. The plan, including research on underground storage of carbon dioxides, is included in a draft joint statement on economic policy to be adopted at the G8 summit scheduled for July 7-9 in Japan, the business daily Nikkei said. Climate change will dominate the summit which will bring together …