SNG based energy storage systems with subsurface CO
1. Introduction The Intergovernmental Panel on Climate Change (IPCC) has estimated that anthropogenic global warming is already 1.0 C above pre-industrial levels, and it is likely to reach 1.5 C between 2030 and 2050. 1 Carbon dioxide (CO 2) is widely regarded as the greenhouse gas with the largest impact on global warming due to its large annual …