More Japanese companies are seeking to export carbon dioxide emissions to Southeast Asian nations and elsewhere for underground storage as a way to tackle climate change, with over a dozen projects in the works, a tally by Kyodo News showed Sunday. The move comes as the Japanese government promotes carbon capture and storage, known as CCS, and sets a goal of putting the technology into practical use by 2030. However, the technology costs are high, and overseas projects could face local opposition. CCS technology captures CO2 from industrial plants before it can be emitted into the atmosphere a…