The Indo-Gangetic Alluvial Plains (IGP) is among the most extensive fluvial plains of the world and cover several states of the northern, central and eastern parts of India. The IGP occupies a total area of approximately 43.7 m ha and represent eight agro-ecological regions (AER) and 14 agro-ecological subregions.

of greenhouse gases, is of major concern in terms of the global warming phenomenon. To mitigate the effect of atmospheric CO2, carbon capture and storage (CCS) has been found to be an important tool. The present study aims at explaining the role of soils as one of the most important natural resources in enhancing