Agence France-Presse: Japanese researchers said Wednesday they hoped to enlist bacteria in the fight against global warming to transform carbon dioxide buried under the seabed into natural gas. The researchers at the Japan Agency for Marine-Earth Science and Technology aim to activate bacteria found naturally in earth to turn CO2 into methane, a major component of natural gas. A team led by chief researcher Fumio Inagaki have already confirmed that the bacteria exists in the crust deep under the …