Provides an overview of the different pathways to produce Synthetic Natural Gas Covers technological, and economic aspects of this Synthetic Natural GasDetails the most popular technologies and state-of-the-art of SNG technologies while also covering recent and future research trendsCovers the main process steps during conversion of coal and dry biomass to SNG: gasification, gas cleaning, methanation and gas upgradingDescribes a number of novel processes for the production of SNG with their specific combination of process steps as well as the boundary conditionsCovers important technical aspects of Power-to-Gas processes