Introduction of global warming and technologies formitigating climate change -Focusing the R&D status of CO_2 separation and fixation technologies-

摘要

Recently, it has become commonly accepted understanding that the global warming is truly on progress which will lead fatal climate change on earth in the end of 21st century if the present degree of warming will continue, caused by the combustion of fossil fuel as the expected main reason. At present, worldwide fossil fuel consumption amount to about 90/100 for the world energy consumption, which ratio will not be expected to decrease drastically towards the end of 21st century.